CN107463471B

CN107463471B - Method and device for diagnosing terminal screen

Info

Publication number: CN107463471B
Application number: CN201710601414.3A
Authority: CN
Inventors: 华正明
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2017-07-21
Filing date: 2017-07-21
Publication date: 2020-11-10
Anticipated expiration: 2037-07-21
Also published as: CN107463471A

Abstract

The disclosure provides a method and a device for diagnosing a terminal screen, and belongs to the technical field of electronic products. The device comprises: an interface module and a diagnostic module; one end of the interface module is connected with a designated interface of a terminal screen to be diagnosed, and the other end of the interface module is connected with the diagnosis module; the interface module is used for receiving the diagnosis information of the appointed interface of the terminal screen to be diagnosed and sending the diagnosis information of the appointed interface to the diagnosis module; the diagnosis module is used for receiving the diagnosis information of the specified interface, acquiring the reference information of the specified interface, and determining the diagnosis result of the specified interface according to the reference information and the diagnosis information of the specified interface, wherein the diagnosis result is that the electrical connectivity of the specified interface is normal or abnormal. Therefore, the diagnosis result of the appointed interface is determined quickly and accurately, and the efficiency and the accuracy of the screen of the diagnosis terminal are improved.

Description

Method and device for diagnosing terminal screen

Technical Field

The present disclosure relates to the field of electronic product technologies, and in particular, to a method and an apparatus for diagnosing a terminal screen.

Background

With the development of electronic product technology, terminals such as mobile phones, tablets and computers have become an indispensable part of people's life, and users can watch videos, browse webpages, play games and the like by using the terminals.

However, as the number of times of using the terminal increases, the failure rate of the terminal screen also increases greatly, so that the terminal screen cannot normally display related data such as characters, pictures, videos and the like. At this time, the worker needs to diagnose the terminal screen to determine whether the electrical connectivity of the terminal screen is normal. In addition, in the production process of the terminal screen, the electrical connectivity of the terminal screen also needs to be diagnosed so as to ensure the delivery quality of the terminal screen. Therefore, how to diagnose the terminal screen to determine whether the electrical connectivity of the terminal screen is normal becomes a problem that people skilled in the art pay attention to.

Disclosure of Invention

In order to overcome the problems in the related art, the present disclosure provides a method and an apparatus for diagnosing a terminal screen, where the technical scheme is as follows:

according to a first aspect of embodiments of the present disclosure, there is provided an apparatus for diagnosing a terminal screen, the apparatus including: an interface module and a diagnostic module;

one end of the interface module is connected with a designated interface of a terminal screen to be diagnosed, and the other end of the interface module is connected with the diagnosis module;

the interface module is used for receiving the diagnosis information of the appointed interface of the terminal screen to be diagnosed and sending the diagnosis information of the appointed interface to the diagnosis module;

the diagnosis module is used for receiving the diagnosis information of the specified interface, acquiring the reference information of the specified interface, and determining the diagnosis result of the specified interface according to the reference information and the diagnosis information of the specified interface, wherein the diagnosis result is that the electrical connectivity of the specified interface is normal or abnormal.

In an embodiment of the present disclosure, the apparatus for diagnosing a terminal screen includes: an interface module and a diagnostic module; one end of the interface module is connected with a designated interface of a terminal screen to be diagnosed, and the other end of the interface module is connected with the diagnosis module; the interface module is used for receiving the diagnosis information of the appointed interface of the terminal screen to be diagnosed and sending the diagnosis information of the appointed interface to the diagnosis module; the diagnosis module is used for receiving the diagnosis information of the specified interface, acquiring the reference information of the specified interface, and determining the diagnosis result of the specified interface according to the reference information and the diagnosis information of the specified interface, wherein the diagnosis result is that the electrical connectivity of the specified interface is normal or abnormal, so that the diagnosis result of the specified interface is determined quickly and accurately, and the efficiency and the accuracy of a diagnosis terminal screen are improved.

In one possible implementation, the apparatus further includes: a selection module;

one end of the selection module is connected with the other end of the interface module, and the other end of the selection module is connected with the diagnosis module;

the interface module is further configured to send diagnostic information of the designated interface to the selection module, where the diagnostic information includes diagnostic sub-information of a plurality of lines of the designated interface;

the selection module is used for receiving the diagnosis information, identifying diagnosis sub-information of a specified line from the diagnosis information, and sending the diagnosis sub-information of the specified line to the diagnosis module, wherein the specified line is any one of the plurality of lines;

the diagnosis module is further configured to receive the diagnosis sub-information of the designated line, obtain the reference information of the designated line, and determine a diagnosis result of the designated line according to the reference information and the diagnosis sub-information of the designated line, where the diagnosis result is that the electrical connectivity of the designated line is normal or abnormal.

In the embodiment of the disclosure, the device for diagnosing the terminal screen further comprises a selection module, and the diagnosis sub-information of the specified line in the plurality of lines of the specified interface is selected through the selection module, so that the diagnosis module can diagnose the electrical connectivity of the specified line in the specified interface, and the applicability of the device for diagnosing the terminal screen is improved.

In one possible implementation, the interface module includes: an interface unit and a connection unit;

one end of the interface unit is connected with a designated interface of the terminal screen to be diagnosed, the other end of the interface unit is connected with one end of the connecting unit, and the other end of the connecting unit is connected with the selection module;

the interface unit is used for receiving the diagnosis information of the specified interface of the terminal screen to be diagnosed and sending the diagnosis information of the specified interface to the selection module through the connection unit.

In the embodiment of the disclosure, the interface module in the device of the diagnosis terminal screen can receive the diagnosis information of the designated interface through the interface unit, and send the diagnosis information to the selection module through the connection unit, thereby improving the reliability of sending the diagnosis information.

In one possible implementation, the diagnostic module includes: an analog-to-digital conversion unit and a diagnosis unit;

one end of the analog-to-digital conversion unit is connected with the interface module, and the other end of the analog-to-digital conversion unit is connected with the diagnosis unit;

the interface module is further configured to send diagnostic information of a designated interface of the terminal screen to be diagnosed to the analog-to-digital conversion unit;

the analog-to-digital conversion unit is used for receiving the diagnosis information, performing analog-to-digital conversion processing on the diagnosis information, and sending the diagnosis information after the analog-to-digital conversion processing to the diagnosis unit;

the diagnosis unit is used for receiving the diagnosis information after the analog-to-digital conversion processing, acquiring the reference information of the specified interface, and judging whether the electrical connectivity of the specified interface is normal or not according to the reference information of the specified interface and the diagnosis information after the analog-to-digital conversion processing.

In the embodiment of the disclosure, the diagnosis module may further perform analog-to-digital conversion processing on the diagnosis information through the analog-to-digital conversion unit, and then diagnose the designated interface through the diagnosis unit according to the diagnosis information after the analog-to-digital conversion processing and the reference information of the designated interface, so that the accuracy and the applicability of the screen of the diagnosis terminal are improved.

In one possible implementation, the apparatus further includes: an input module;

the input module is connected with the diagnosis module;

the input module is used for acquiring input information and sending the input information to the diagnosis module;

the diagnosis module is further used for receiving the input information, and using the input information as reference information of a specified interface of the terminal screen to be diagnosed.

In the embodiment of the disclosure, a user can input the reference information of the designated interface through the input module, so that the diagnostic terminal screen device can acquire the reference information of the designated interface through the diagnostic module, and the designated interface is diagnosed according to the reference information and the diagnostic information input by the user, thereby improving the accuracy of the diagnostic terminal screen.

In one possible implementation, the apparatus further includes: a display module;

the display module is connected with the diagnosis module;

the diagnosis module is also used for sending the diagnosis result of the appointed interface of the terminal screen to be diagnosed to the display module;

and the display module is used for receiving the diagnosis result of the specified interface and displaying the diagnosis result of the specified interface of the terminal screen to be diagnosed.

In the embodiment of the disclosure, the diagnostic terminal screen device further comprises a display module, so that the diagnostic result of the designated interface can be visually displayed to the user through the display module, and the user experience is improved.

In one possible implementation, the apparatus further includes: a power supply module;

the power supply module is respectively connected with the interface module and the diagnosis module;

the power supply module is used for providing power for the interface module and the diagnosis module.

In the embodiment of the disclosure, the diagnostic terminal screen device further comprises a power supply module, and a stable power supply is provided for the interface module and the diagnostic module through the power supply module, so that the stability of the diagnostic terminal screen device is improved.

According to a second aspect of the embodiments of the present disclosure, there is provided a method of diagnosing a terminal screen, the method being applied to an apparatus for diagnosing a terminal screen, the apparatus including: an interface module and a diagnostic module; one end of the interface module is connected with a designated interface of a terminal screen to be diagnosed, and the other end of the interface module is connected with the diagnosis module; the method comprises the following steps:

the interface module receives the diagnosis information of the appointed interface of the terminal screen to be diagnosed and sends the diagnosis information of the appointed interface to the diagnosis module;

the diagnosis module receives the diagnosis information of the specified interface, acquires the reference information of the specified interface, and determines the diagnosis result of the specified interface according to the reference information and the diagnosis information of the specified interface, wherein the diagnosis result is that the electrical connectivity of the specified interface is normal or abnormal.

In one possible implementation manner, the apparatus further includes a selection module, one end of the selection module is connected with the other end of the interface module, and the other end of the selection module is connected with the diagnosis module; the method further comprises the following steps:

the interface module sends the diagnosis information of the specified interface to the selection module, wherein the diagnosis information comprises diagnosis sub-information of a plurality of lines of the specified interface;

the selection module receives the diagnosis information, identifies diagnosis sub-information of a specified line from the diagnosis information, and sends the diagnosis sub-information of the specified line to the diagnosis module, wherein the specified line is any line in the plurality of lines;

the diagnosis module receives the diagnosis sub information of the specified line, acquires the reference information of the specified line, and determines the diagnosis result of the specified line according to the reference information and the diagnosis sub information of the specified line, wherein the diagnosis result is that the electrical connectivity of the specified line is normal or abnormal.

In one possible implementation, the interface module includes: an interface unit and a connection unit; one end of the interface unit is connected with a designated interface of the terminal screen to be diagnosed, the other end of the interface unit is connected with one end of the connecting unit, and the other end of the connecting unit is connected with the selection module; the method further comprises the following steps:

the interface unit receives the diagnosis information of the appointed interface of the terminal screen to be diagnosed, and sends the diagnosis information of the appointed interface to the selection module through the connection unit.

In one possible implementation, the diagnostic module includes: an analog-to-digital conversion unit and a diagnosis unit; one end of the analog-to-digital conversion unit is connected with the interface module, and the other end of the analog-to-digital conversion unit is connected with the diagnosis unit; the method further comprises the following steps:

the interface module sends the diagnosis information of the appointed interface of the terminal screen to be diagnosed to the analog-to-digital conversion unit;

the analog-to-digital conversion unit receives the diagnosis information, performs analog-to-digital conversion processing on the diagnosis information, and sends the diagnosis information after the analog-to-digital conversion processing to the diagnosis unit;

the diagnosis unit receives the diagnosis information after the analog-to-digital conversion processing, acquires the reference information of the specified interface, and judges whether the electrical connectivity of the specified interface is normal or not according to the reference information of the specified interface and the diagnosis information after the analog-to-digital conversion processing.

In one possible implementation, the apparatus further comprises an input module, the input module being connected with the diagnostic module; the method further comprises the following steps:

the input module acquires input information and sends the input information to the diagnosis module;

and the diagnosis module receives the input information and takes the input information as reference information of a specified interface of the terminal screen to be diagnosed.

In one possible implementation, the apparatus further includes a display module, the display module being connected to the diagnostic module; the method further comprises the following steps:

the diagnosis module sends a diagnosis result of a designated interface of the terminal screen to be diagnosed to the display module;

and the display module receives the diagnosis result of the specified interface and displays the diagnosis result of the specified interface of the terminal screen to be diagnosed.

In one possible implementation manner, the apparatus further includes a power supply module, and the power supply module is respectively connected with the interface module and the diagnosis module; the method further comprises the following steps:

the power supply module provides power for the interface module and the diagnosis module.

According to a third aspect of the embodiments of the present disclosure, there is provided an electronic apparatus including:

a processor;

a memory for storing the processor-executable instructions;

an interface module and a diagnostic module;

wherein the processor is configured in the interface module and the diagnostic module to:

the interface module receives the diagnosis information of a designated interface of a terminal screen to be diagnosed and sends the diagnosis information of the designated interface to the diagnosis module;

According to a fourth aspect of embodiments of the present disclosure, there is provided a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements a method of diagnosing a terminal screen according to any one of claims 8 to 14.

The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects:

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

FIG. 1 is an apparatus block diagram illustrating a diagnostic terminal screen according to an exemplary embodiment;

FIG. 2 is an apparatus block diagram illustrating a diagnostic terminal screen in accordance with an exemplary embodiment;

FIG. 3 is an apparatus block diagram illustrating a diagnostic terminal screen in accordance with an exemplary embodiment;

FIG. 4 is an apparatus block diagram illustrating a diagnostic terminal screen in accordance with an exemplary embodiment;

FIG. 5 is an apparatus block diagram illustrating a diagnostic terminal screen in accordance with an exemplary embodiment;

FIG. 6 is an apparatus block diagram illustrating a diagnostic terminal screen in accordance with an exemplary embodiment;

FIG. 7 is an apparatus block diagram illustrating a diagnostic terminal screen in accordance with an exemplary embodiment;

FIG. 8 is an apparatus block diagram illustrating a diagnostic terminal screen in accordance with an exemplary embodiment;

FIG. 9 is a flowchart illustrating a method of diagnosing a terminal screen in accordance with an exemplary embodiment;

FIG. 10 is a block diagram of an electronic device showing a diagnostic terminal screen according to an exemplary embodiment.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings.

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

Fig. 1 is a block diagram illustrating an apparatus for diagnosing a terminal screen according to an exemplary embodiment, the apparatus, as shown in fig. 1, including: an interface module 101 and a diagnostic module 102; one end of the interface module 101 is connected with a designated interface of a terminal screen to be diagnosed, and the other end of the interface module 101 is connected with the diagnosis module 102;

the interface module 101 is configured to receive diagnostic information of a designated interface of the terminal screen to be diagnosed, and send the diagnostic information of the designated interface to the diagnostic module 102;

the diagnosis module 102 is configured to receive the diagnosis information of the designated interface, obtain reference information of the designated interface, and determine a diagnosis result of the designated interface according to the reference information and the diagnosis information of the designated interface, where the diagnosis result is that the electrical connectivity of the designated interface is normal or abnormal.

In one possible implementation, the apparatus further includes: a selection module 103;

one end of the selection module 103 is connected to the other end of the interface module 101, and the other end of the selection module 103 is connected to the diagnosis module 102;

the interface module 101 is further configured to send diagnostic information of the specified interface to the selection module 103, where the diagnostic information includes diagnostic sub-information of a plurality of lines of the specified interface;

the selection module 103 is configured to receive the diagnostic information, identify diagnostic sub-information of a specified line from the diagnostic information, and send the diagnostic sub-information of the specified line to the diagnostic module 102, where the specified line is any one of the plurality of lines;

the diagnosis module 102 is further configured to receive the diagnosis sub information of the designated line, obtain the reference information of the designated line, and determine a diagnosis result of the designated line according to the reference information and the diagnosis sub information of the designated line, where the diagnosis result is that the electrical connectivity of the designated line is normal or abnormal.

In one possible implementation, the interface module 101 includes: an interface unit 1011 and a connection unit 1012;

one end of the interface unit 1011 is connected to the designated interface of the terminal screen to be diagnosed, the other end of the interface unit 1011 is connected to one end of the connection unit 1012, and the other end of the connection unit 1012 is connected to the selection module 103;

the interface unit 1011 is configured to receive the diagnostic information of the designated interface of the terminal screen to be diagnosed, and send the diagnostic information of the designated interface to the selection module 103 through the connection unit 1012.

In one possible implementation, the diagnostic module 102 includes: an analog-to-digital conversion unit 1021 and a diagnosis unit 1022;

one end of the analog-to-digital conversion unit 1021 is connected to the interface module 101, and the other end of the analog-to-digital conversion unit 1021 is connected to the diagnosis unit 1022;

the interface module 101 is further configured to send diagnostic information of a designated interface of the terminal screen to be diagnosed to the analog-to-digital conversion unit 1021;

the analog-to-digital conversion unit 1021 is configured to receive the diagnostic information, perform analog-to-digital conversion processing on the diagnostic information, and send the diagnostic information after the analog-to-digital conversion processing to the diagnostic unit 1022;

the diagnosis unit 1022 is configured to receive the diagnostic information after the analog-to-digital conversion, obtain reference information of the designated interface, and determine whether the electrical connectivity of the designated interface is normal according to the reference information of the designated interface and the diagnostic information after the analog-to-digital conversion.

In one possible implementation, the apparatus further includes: an input module 104;

the input module 104 is coupled to the diagnostic module 102;

the input module 104 is configured to obtain input information and send the input information to the diagnosis module 102;

the diagnosis module 102 is further configured to receive the input information, and use the input information as reference information of a designated interface of the terminal screen to be diagnosed.

In one possible implementation, the apparatus further includes: a display module 105;

the display module 105 is connected with the diagnostic module 102;

the diagnosis module 102 is further configured to send a diagnosis result of a designated interface of the terminal screen to be diagnosed to the display module 105;

the display module 105 is configured to receive the diagnosis result of the designated interface, and display the diagnosis result of the designated interface of the terminal screen to be diagnosed.

In one possible implementation, the apparatus further includes: a power supply module 106;

the power supply module 106 is connected to the interface module 101 and the diagnostic module 102 respectively;

the power supply module 106 is configured to provide power to the interface module 101 and the diagnostic module 102.

In an embodiment of the present disclosure, the apparatus for diagnosing a terminal screen includes: an interface module 101 and a diagnostic module 102; one end of the interface module 101 is connected with a designated interface of a terminal screen to be diagnosed, and the other end of the interface module 101 is connected with the diagnosis module 102; the interface module 101 is configured to receive diagnostic information of a designated interface of the terminal screen to be diagnosed, and send the diagnostic information of the designated interface to the diagnostic module 102; the diagnosis module 102 is configured to receive the diagnosis information of the designated interface, obtain the reference information of the designated interface, and determine the diagnosis result of the designated interface according to the reference information and the diagnosis information of the designated interface, where the diagnosis result is that the electrical connectivity of the designated interface is normal or abnormal, so that the diagnosis result of the designated interface is determined quickly and accurately, and the efficiency and the accuracy of the diagnosis terminal screen are improved.

All the above optional technical solutions may be combined arbitrarily to form the optional embodiments of the present disclosure, and are not described herein again.

Fig. 2 is a block diagram illustrating an apparatus of a diagnostic terminal screen according to an exemplary embodiment, the apparatus including, as shown in fig. 2: an interface module 101 and a diagnostic module 102; one end of the interface module 101 is connected to a designated interface of a terminal screen to be diagnosed, and the other end of the interface module 101 is connected to the diagnosis module 102.

The interface module 101 is configured to receive the diagnostic information of the designated interface of the terminal screen to be diagnosed, and send the diagnostic information of the designated interface to the diagnostic module 102.

In the embodiment of the disclosure, the terminal screen includes a plurality of interfaces, and the designated interface may be any interface in the terminal screen. The diagnostic information may be a resistance value of a designated resistor corresponding to the designated interface. Wherein the specified resistance includes at least one of a contact resistance or an insulation resistance. For example, the diagnostic information may be 27000 Ω.

In the embodiment of the present disclosure, the interface module 101 is connected to a designated interface of a terminal screen. The interface module 101 may be a terminal screen interface board, a plurality of interface female sockets corresponding to a plurality of interfaces are arranged on the terminal screen, each interface corresponds to one interface female socket, a main board is arranged in the terminal to be diagnosed, the terminal screen is connected with the main board in the terminal, a plurality of interface male sockets are arranged on the main board in the terminal to be diagnosed, and each interface corresponds to one interface male socket. The interface module 101 obtains a designated interface female socket corresponding to the designated interface and an interface male socket corresponding to the designated interface. The interface module 101 connects several female sockets corresponding to the designated interfaces with the male sockets corresponding to the designated interfaces in the terminal motherboard to be diagnosed, so as to receive the diagnostic information of the designated interfaces and send the diagnostic information of the designated interfaces to the diagnostic module 102.

It should be noted that one interface of the terminal screen to be diagnosed may include one line. The interface module 101 may obtain a specific line to be diagnosed in advance, so as to connect to a specific interface corresponding to the specific line, and receive the diagnosis information of the specific interface.

In this embodiment of the present disclosure, the interface module 101 may be disposed with a plurality of interface female seats corresponding to interfaces of different types of terminal screens, and the plurality of interface female seats may be connected to the interfaces of the terminal screens to be diagnosed through interface male seats in different types of terminals to be diagnosed, so as to receive diagnostic information of the interfaces of the terminal screens to be diagnosed, so that the apparatus for diagnosing the terminal screen may diagnose multiple terminal screens of different types.

In a possible implementation manner, the interface module 101 may also obtain a plurality of interfaces corresponding to a plurality of lines to be diagnosed in advance, sequentially connect, according to a first preset diagnosis order, the interface male socket and the interface female socket of a designated interface corresponding to a specified line in the plurality of interfaces, and receive diagnosis information of the designated interface.

The designated interface may be any interface in a plurality of interfaces, and the first preset diagnosis order may be set and changed according to a user requirement, which is not specifically limited in this embodiment of the disclosure. For example, the first preset diagnostic order may be a diagnostic order in ascending order of the numbers of the plurality of interfaces.

In the embodiment of the present disclosure, the diagnosis module 102 receives the diagnosis information of the designated interface sent by the interface module 101, and acquires the reference information of the designated interface, so as to diagnose the electrical connectivity of the designated interface according to the reference information and the diagnosis information of the designated interface.

In a possible implementation manner, before the diagnostic module 102 diagnoses the terminal screen, the diagnostic module 102 stores a corresponding relationship between the interface identifier of the terminal screen to be diagnosed and the reference information, after the diagnostic module 102 receives the diagnostic information, the diagnostic module 102 obtains the interface identifier of the specified interface, and according to the interface identifier of the specified interface, the reference information of the specified interface is obtained from the corresponding relationship between the interface identifier and the reference information.

In the embodiment of the present disclosure, as shown in fig. 3, the apparatus further includes: an input module 104; the input module 104 is coupled to the diagnostic module 102; the diagnostic module 102 can obtain the reference information of the designated interface through the input module 104. Correspondingly, the input module 104 is configured to obtain the input information and send the input information to the diagnosis module 102; the diagnosis module 102 is further configured to receive the input information, and use the input information as reference information of a designated interface of the terminal screen to be diagnosed.

In one possible implementation, before the diagnosis module 102 diagnoses the terminal screen, reference information of the terminal screen to be diagnosed is not stored in the diagnosis module 102, and the reference information is input by the user in real time while the diagnosis module 102 diagnoses the terminal screen.

In the embodiment of the present disclosure, the input module 104 may be a key, and the user may input the reference information through the key, and the diagnosis module 102 receives the input reference information and uses the input reference information as the reference information of the designated interface.

The reference information may be a reference resistance value of a specific resistor corresponding to the specific interface. For example, the reference information may be 30000 Ω. Alternatively, the reference information may also be a reference resistance value range of the designated resistor corresponding to the designated interface. For example, the reference information may be 30000 Ω to 35000 Ω.

The diagnostic module 102 determines whether the electrical connectivity of the designated interface is normal according to the diagnostic information and the reference information of the designated interface. And when the reference information is the reference resistance value of the specified resistor of the specified interface, if the resistance value of the specified interface in the diagnosis information is not larger than the reference resistance value, determining that the electrical connectivity of the specified interface is normal, otherwise, determining that the electrical connectivity of the specified interface is abnormal. And when the reference information is the reference resistance value range of the specified interface, if the resistance value of the specified interface in the diagnosis information is in the reference resistance value range, determining that the electrical connectivity of the specified interface is normal, otherwise, determining that the electrical connectivity of the specified interface is abnormal.

The diagnostic information of the designated interface can be an analog signal or a digital signal; when the diagnostic information of the designated interface is a digital signal, the diagnostic module 102 determines whether the electrical connection line of the interface is normal directly according to the diagnostic information and the reference information of the designated interface.

When the diagnostic information of the designated interface is an analog signal, the diagnostic module 102 may perform analog-to-digital conversion on the diagnostic information of the designated interface, and determine whether the electrical connection line of the interface is normal based on the converted diagnostic information and the reference information. Accordingly, as shown in fig. 4, the diagnostic module 102 includes: an analog-to-digital conversion unit 1021 and a diagnosis unit 1022; one end of the analog-to-digital conversion unit 1021 is connected to the interface module 101, and the other end of the analog-to-digital conversion unit 1021 is connected to the diagnosis unit 1022.

The interface module 101 is further configured to send diagnostic information of a designated interface of the terminal screen to be diagnosed to the analog-to-digital conversion unit 1021; the analog-to-digital conversion unit 1021 is configured to receive the diagnostic information of the specified interface sent by the interface module 101, perform analog-to-digital conversion processing on the diagnostic information, and send the diagnostic information after the analog-to-digital conversion processing to the diagnostic unit 1022; the diagnosis unit 1022 is configured to receive the diagnostic information after the analog-to-digital conversion process sent by the analog-to-digital conversion unit 1021, acquire the reference information of the designated interface, and determine whether the electrical connectivity of the designated interface is normal according to the reference information of the designated interface and the diagnostic information after the analog-to-digital conversion process.

In the embodiment of the disclosure, the diagnosis module 102 converts the diagnosis information from an analog signal to a digital signal through the analog-to-digital conversion unit 1021, and calculates the resistance value of the designated interface according to the digital signal corresponding to the diagnosis information through the diagnosis unit 1022.

When the reference information is a reference resistance value of the designated resistor of the designated interface, if the resistance value of the designated interface is not greater than the reference resistance value of the designated interface, the diagnosis unit 1022 determines that the electrical connectivity of the designated interface is normal, and if the resistance value of the designated interface is greater than the reference resistance value of the designated interface, the diagnosis unit 1022 determines that the electrical connectivity of the designated interface is not normal.

When the reference information is a reference resistance value range of the designated interface, if the resistance value of the designated interface is within the reference resistance value range of the designated interface, the diagnosis unit 1022 determines that the electrical connectivity of the designated interface is normal, and if the resistance value of the designated interface is not within the reference resistance value range of the designated interface, the diagnosis unit 1022 determines that the electrical connectivity of the designated interface is not normal.

The analog-to-digital conversion Unit 1021 can be an analog-to-digital conversion circuit, the diagnosis Unit 1022 can be a Central Processing Unit (CPU), one end of the analog-to-digital conversion circuit is connected to the key, and the other end of the analog-to-digital conversion circuit is connected to the CPU.

In a possible implementation manner, one interface of the terminal screen to be diagnosed may further include a plurality of lines, that is, the interface module 101 obtains, through the designated interface, the diagnosis sub information of the plurality of lines of the designated interface, where each line corresponds to one diagnosis sub information, and at this time, the diagnosis sub information of one designated line needs to be further selected from the diagnosis sub information of the plurality of lines. Thus, as shown in fig. 5, the apparatus further comprises: a selection module 103; one end of the selection module 103 is connected to the other end of the interface module 101, and the other end of the selection module 103 is connected to the diagnostic module 102.

The interface module 101 is further configured to send diagnostic information of the specified interface to the selection module 103, where the diagnostic information includes diagnostic sub-information of a plurality of lines of the specified interface; the selection module 103 is configured to receive the diagnostic information of the designated interface sent by the interface module 101, identify the diagnostic sub-information of the designated line from the diagnostic information, and send the diagnostic sub-information of the designated line to the diagnostic module 102, where the designated line is any one of the plurality of lines. The diagnosis module 102 is further configured to receive the diagnosis sub-information of the specified line sent by the selection module 103, obtain the reference information of the specified line, and determine a diagnosis result of the specified line according to the reference information and the diagnosis sub-information of the specified line, where the diagnosis result is that the electrical connectivity of the specified line is normal or abnormal.

The diagnostic sub-information of the designated line may be a resistance value of a designated resistor corresponding to the designated line, and the reference information of the designated line may be a reference resistance value or a reference resistance value range of the designated resistor corresponding to the designated line.

The diagnostic module 102 may determine whether the diagnostic result of the designated line is normal according to the resistance value of the designated line and the reference resistance value. Alternatively, the diagnostic module 102 may further determine whether the diagnostic result of the designated line is normal according to the resistance value of the designated line and the reference resistance value range.

The implementation manner of determining the diagnosis result of the specified line by the diagnosis module 102 is consistent with the implementation manner of determining the diagnosis result of the specified interface by the diagnosis module 102, and details are not repeated here.

In the embodiment of the present disclosure, the selecting module 103 may be a multiplexer, where the multiplexer includes a plurality of switches for connecting a plurality of lines, and one line corresponds to one switch. The multiplexer receives the diagnostic sub-information of the plurality of lines of the designated interface transmitted by the interface module 101, acquires the line identifier of the designated line, recognizes the line identifier of the designated line from the line identifiers of the plurality of lines, connects the switch corresponding to the designated line, selects the diagnostic sub-information of the designated line from the diagnostic sub-information of the plurality of lines, and transmits the diagnostic sub-information of the designated line to the diagnostic module 102.

In this embodiment of the disclosure, the selection module 103 may be connected to a diagnostic unit 1022, that is, a CPU, in the diagnostic module 102, the diagnostic unit 1022 controls the multiplexer to select the line identifier of the specified line, and the manner for the selection module 103 to obtain the line identifier of the specified line may be: the diagnosis unit 1022 acquires the line identifier of the specified line, transmits the line identifier of the specified line to the selection module 103, and the selection module 103 receives the line identifier of the specified line transmitted by the diagnosis unit 1022 and identifies the line identifier of the specified line among the line identifiers of the plurality of lines according to the line identifier transmitted by the diagnosis unit 1022.

The diagnosing unit 1022 may directly obtain the line identifier input by the user according to the user requirement, use the line identifier as the line identifier of the specified line to be diagnosed, and send the line identifier of the specified line to the selecting module 103.

If the user needs to diagnose the electrical connectivity of each line, the diagnosis unit 1022 may obtain the line identifier of each line, sequentially obtain the line identifiers of the specified lines according to the second preset diagnosis sequence, and send the line identifiers of the specified lines to the selection module 103. The selection module 103 includes a plurality of switches, so that the diagnosis sub-information of each designated line can be acquired through the selection module 103, so that the device of the diagnosis terminal screen can diagnose the electrical connectivity of a plurality of lines in sequence, and the diagnosis efficiency is improved.

The line identifier may be set and changed according to a user requirement, which is not specifically limited in the embodiment of the present disclosure. For example, the line identification may be a number, name, etc. of the line.

The second preset diagnosis order may be set and changed according to a user requirement, which is not specifically limited in the embodiment of the present disclosure. For example, the second preset diagnostic order may be a diagnostic order in ascending order of line numbers.

In the embodiment of the present disclosure, the selection module 103 may further be connected to an analog-to-digital conversion unit 1021, i.e. an analog-to-digital conversion circuit, in the diagnosis module 102, so as to directly send the diagnosis sub-information of the specified line to the analog-to-digital conversion unit 1021.

In practical applications, the multiplexer, the analog-to-digital conversion unit 1021 and the diagnosis unit 1022 may be disposed on a single PCB (Printed Circuit Board), and the selection module 103, the analog-to-digital conversion unit 1021 and the diagnosis unit 1022 may be collectively disposed on the PCB, thereby simplifying the structure of the apparatus for diagnosing the terminal screen.

In one possible implementation, as shown in fig. 6, the interface module 101 may include an interface unit 1011 and a connection unit 1012; one end of the interface unit 1011 is connected to the designated interface of the terminal screen to be diagnosed, the other end of the interface unit 1011 is connected to one end of the connection unit 1012, and the other end of the connection unit 1012 is connected to the selection module 103.

The interface unit 1011 may be an interface female socket on a terminal screen interface board in a device for diagnosing a terminal screen, and the connection unit 1012 may be a Flexible Printed Circuit (FPC) cable for connecting the interface female socket and a multiplexer. The interface unit 1011 receives the diagnostic information of the designated interface of the terminal screen, and then transmits the diagnostic information of the designated interface to the selection module 103 through the connection unit 1012.

In one possible implementation, after the device of the diagnosis terminal screen determines the diagnosis result, the diagnosis result can be displayed to the user. Therefore, as shown in fig. 7, the apparatus further includes: a display module 105; the display module 105 is coupled to the diagnostic module 102.

The diagnosis module 102 is further configured to send a diagnosis result of a designated interface of a terminal screen to be diagnosed to the display module 105; the display module 105 is configured to receive the diagnosis result of the designated interface, and display the diagnosis result of the designated interface of the terminal screen to be diagnosed.

The display module 105 may be a display screen, the display screen may be connected to a diagnostic unit 1022 in the diagnostic module 102, that is, a CPU, the diagnostic unit 1022 sends a display instruction to the display screen, the display instruction carries a diagnostic result of a specified interface, the display module 105 receives the display instruction sent by the diagnostic unit 1022, obtains the diagnostic result of the specified interface from the display instruction, and displays the diagnostic result to a user, so that the user can visually browse the diagnostic result from the display screen.

If the diagnosis module 102 receives the diagnosis sub-information of the specified line sent by the selection module 103, determining the diagnosis result of the specified line, and the diagnosis module 102 is further configured to send the diagnosis result of the specified line to the display module 105; the display module 105 is further configured to receive the diagnosis result of the specified line, and display the diagnosis result of the specified line on the terminal screen to be diagnosed.

In one possible implementation, as shown in fig. 8, the apparatus further includes: a power supply module 106; the power supply module 106 is connected to the interface module 101 and the diagnostic module 102 respectively; the power supply module 106 is configured to provide power to the interface module 101 and the diagnostic module 102.

In the embodiment of the disclosure, the power supply module 106 may be connected to a power source through a power supply cable to provide power to the interface module 101 and the diagnostic module 102. The power supply module 106 may also be a device capable of providing power for itself, and may directly provide power for the interface module 101 and the diagnostic module 102 without connecting a power supply through a power supply cable.

The power supply module 106 may be a power supply circuit disposed on the PCB and provide power to the interface module 101, the analog-to-digital conversion unit 1021, and the diagnosis unit 1022, and in addition, the power supply circuit may also provide power to the selection module 103, the input module 104, and the display module 105.

Fig. 9 is a flowchart illustrating a method for diagnosing a terminal screen according to an exemplary embodiment, which is applied to an apparatus for diagnosing a terminal screen, the apparatus including an interface module 101 and a diagnosis module 102; one end of the interface module 101 is connected with a designated interface of a terminal screen to be diagnosed, and the other end of the interface module 101 is connected with the diagnosis module 102; as shown in fig. 9, the method includes:

step 201: the interface module 101 receives the diagnostic information of the designated interface of the terminal screen to be diagnosed, and sends the diagnostic information of the designated interface to the diagnostic module 102;

step 202: the diagnosis module 102 receives the diagnosis information of the designated interface, acquires the reference information of the designated interface, and determines the diagnosis result of the designated interface according to the reference information and the diagnosis information of the designated interface, wherein the diagnosis result is that the electrical connectivity of the designated interface is normal or abnormal.

In a possible implementation manner, the apparatus further includes a selection module 103, one end of the selection module 103 is connected to the other end of the interface module 101, and the other end of the selection module 103 is connected to the diagnosis module 102; the method further comprises the following steps:

the interface module 101 sends the diagnostic information of the specified interface to the selection module 103, wherein the diagnostic information includes diagnostic sub-information of a plurality of lines of the specified interface;

the selection module 103 receives the diagnosis information, identifies diagnosis sub-information of a specified line from the diagnosis information, and sends the diagnosis sub-information of the specified line to the diagnosis module 102, wherein the specified line is any one of the plurality of lines;

the diagnosis module 102 receives the diagnosis sub-information of the designated line, acquires the reference information of the designated line, and determines the diagnosis result of the designated line according to the reference information and the diagnosis sub-information of the designated line, wherein the diagnosis result is that the electrical connectivity of the designated line is normal or abnormal.

In one possible implementation, the interface module 101 includes an interface unit 1011 and a connection unit 1012; one end of the interface unit 1011 is connected to the designated interface of the terminal screen to be diagnosed, the other end of the interface unit 1011 is connected to one end of the connection unit 1012, and the other end of the connection unit 1012 is connected to the selection module 103; the method further comprises the following steps:

the interface unit 1011 receives the diagnosis information of the designated interface of the terminal screen to be diagnosed, and transmits the diagnosis information of the designated interface to the selection module 103 through the connection unit 1012.

In one possible implementation, the diagnostic module 102 includes: an analog-to-digital conversion unit 1021 and a diagnosis unit 1022; one end of the analog-to-digital conversion unit 1021 is connected to the interface module 101, and the other end of the analog-to-digital conversion unit 1021 is connected to the diagnosis unit 1022; the method further comprises the following steps:

the interface module 101 sends the diagnosis information of the designated interface of the terminal screen to be diagnosed to the analog-to-digital conversion unit 1021;

the analog-to-digital conversion unit 1021 receives the diagnostic information, performs analog-to-digital conversion processing on the diagnostic information, and sends the diagnostic information after the analog-to-digital conversion processing to the diagnostic unit 1022;

the diagnosis unit 1022 receives the diagnosis information after the analog-to-digital conversion, acquires the reference information of the designated interface, and determines whether the electrical connectivity of the designated interface is normal according to the reference information of the designated interface and the diagnosis information after the analog-to-digital conversion.

In one possible implementation, the apparatus further includes an input module 104; the input module 104 is coupled to the diagnostic module 102; the method further comprises the following steps:

the input module 104 acquires the input information and sends the input information to the diagnosis module 102;

the diagnosis module 102 receives the input information, and uses the input information as reference information of a designated interface of the terminal screen to be diagnosed.

In one possible implementation, the apparatus further includes a display module 105; the display module 105 is connected with the diagnostic module 102; the method further comprises the following steps:

the diagnosis module 102 sends the diagnosis result of the designated interface of the terminal screen to be diagnosed to the display module 105;

the display module 105 receives the diagnosis result of the designated interface and displays the diagnosis result of the designated interface of the terminal screen to be diagnosed.

In one possible implementation, the apparatus further includes: a power supply module 106; the power supply module 106 is connected to the interface module 101 and the diagnostic module 102 respectively; the method further comprises the following steps:

the power supply module 106 provides power to the interface module 101 and the diagnostic module 102.

It should be noted that: in the device for diagnosing a terminal screen according to the above embodiment, when diagnosing a terminal screen, only the division of each functional module is illustrated, and in practical applications, the function distribution may be completed by different functional modules according to needs, that is, the internal structure of the device is divided into different functional modules, so as to complete all or part of the functions described above. In addition, the device for diagnosing the terminal screen and the method embodiment for diagnosing the terminal screen provided by the above embodiment belong to the same concept, and the specific implementation process thereof is described in the method embodiment and is not described herein again.

Fig. 10 is a block diagram illustrating an electronic device 1000 that may be used to diagnose a terminal screen according to an example embodiment. For example, the electronic device 1000 may be a mobile phone, a computer, a digital broadcast terminal, a messaging device, a game console, a tablet device, a medical device, an exercise device, a personal digital assistant, and the like.

Referring to fig. 10, electronic device 1000 may include one or more of the following components: processing component 1002, memory 1004, power component 1006, multimedia component 1008, audio component 1010, input/output (I/O) interface 1012, sensor component 1014, communications component 1016, interface module 1022, and diagnostic module 1024.

The processing component 1002 generally controls overall operation of the electronic device 1000, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations. The processing components 1002 may include one or more processors 1020 to execute instructions to perform all or a portion of the steps of the methods described above. Further, processing component 1002 may include one or more modules that facilitate interaction between processing component 1002 and other components. For example, the processing component 1002 may include a multimedia module to facilitate interaction between the multimedia component 1008 and the processing component 1002.

The memory 1004 is configured to store various types of data to support operations at the electronic device 1000. Examples of such data include instructions for any application or method operating on the electronic device 1000, contact data, phonebook data, messages, pictures, videos, and so forth. The memory 1004 may be implemented by any type or combination of volatile or non-volatile memory devices such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disks.

The power supply component 1006 provides power to the various components of the electronic device 1000. The power components 1006 may include a power management system, one or more power sources, and other components associated with generating, managing, and distributing power for the electronic device 1000.

The multimedia component 1008 includes a screen that provides an output interface between the electronic device 1000 and a user. In some embodiments, the screen may include a Liquid Crystal Display (LCD) and a Touch Panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive an input signal from a user. The touch panel includes one or more touch sensors to sense touch, slide, and gestures on the touch panel. The touch sensor may not only sense the boundary of a touch or slide action, but also detect the duration and pressure associated with the touch or slide operation. In some embodiments, the multimedia component 1008 includes a front facing camera and/or a rear facing camera. The front camera and/or the rear camera may receive external multimedia data when the electronic device 1000 is in an operating mode, such as a shooting mode or a video mode. Each front camera and rear camera may be a fixed optical lens system or have a focal length and optical zoom capability.

The audio component 1010 is configured to output and/or input audio signals. For example, the audio component 1010 may include a Microphone (MIC) configured to receive external audio signals when the electronic device 1000 is in an operational mode, such as a call mode, a recording mode, and a voice recognition mode. The received audio signal may further be stored in the memory 1004 or transmitted via the communication component 1016. In some embodiments, audio component 1010 also includes a speaker for outputting audio signals.

I/O interface 1012 provides an interface between processing component 1002 and peripheral interface modules, which may be keyboards, click wheels, buttons, etc. These buttons may include, but are not limited to: a home button, a volume button, a start button, and a lock button.

The sensor assembly 1014 includes one or more sensors for providing various aspects of status assessment for the electronic device 1000. For example, the sensor assembly 1014 may detect an open/closed state of the electronic device 1000, the relative positioning of components, such as a display and keypad of the electronic device 1000, the sensor assembly 1014 may also detect a change in position of the electronic device 1000 or a component of the electronic device 1000, the presence or absence of user contact with the electronic device 1000, orientation or acceleration/deceleration of the electronic device 1000, and a change in temperature of the electronic device 1000. The sensor assembly 1014 may include a proximity sensor configured to detect the presence of a nearby object without any physical contact. The sensor assembly 1014 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications. In some embodiments, the sensor assembly 1014 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.

The communication component 1016 is configured to facilitate wired or wireless communication between the electronic device 1000 and other devices. The electronic device 1000 may access a wireless network based on a communication standard, such as WiFi, 2G or 3G, or a combination thereof. In an exemplary embodiment, the communication component 1016 receives a broadcast signal or broadcast related information from an external broadcast management system via a broadcast channel. In an exemplary embodiment, the communications component 1016 further includes a Near Field Communication (NFC) module to facilitate short-range communications. For example, the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, infrared data association (IrDA) technology, Ultra Wideband (UWB) technology, Bluetooth (BT) technology, and other technologies.

In an exemplary embodiment, the electronic device 1000 may be implemented by one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), controllers, micro-controllers, microprocessors or other electronic elements for performing the above-described method of diagnosing a terminal screen:

In an exemplary embodiment, a non-transitory computer readable storage medium comprising instructions, such as the memory 1004 comprising instructions, executable by the processor 1020 of the device 1000 to perform the above-described method is also provided. For example, the non-transitory computer readable storage medium may be a ROM, a Random Access Memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. An apparatus for diagnosing a terminal screen, the apparatus comprising: the system comprises an interface module, a selection module and a diagnosis module;

one end of the interface module is connected with a designated interface of a terminal screen to be diagnosed, the other end of the interface module is connected with the diagnosis module, and the designated interface is any interface in the terminal screen;

the diagnosis module is used for receiving the diagnosis information of the specified interface, acquiring the reference information of the specified interface, and determining the diagnosis result of the specified interface according to the reference information and the diagnosis information of the specified interface, wherein the diagnosis result is that the electrical connectivity of the specified interface is normal or abnormal;

the other end of the interface module is connected with the diagnosis module, and the interface module comprises: the other end of the interface module is connected with one end of the selection module, and the other end of the selection module is connected with the diagnosis module;

2. The apparatus for diagnosing a terminal screen according to claim 1, wherein the interface module comprises: an interface unit and a connection unit;

3. The apparatus for diagnosing a terminal screen according to claim 1, wherein the diagnosing module comprises: an analog-to-digital conversion unit and a diagnosis unit;

4. The apparatus for diagnosing a terminal screen according to claim 1, further comprising: an input module;

the input module is connected with the diagnosis module;

5. The apparatus for diagnosing a terminal screen according to claim 1, further comprising: a display module;

the display module is connected with the diagnosis module;

6. The apparatus for diagnosing a terminal screen according to claim 1, further comprising: a power supply module;

7. A method for diagnosing a terminal screen, wherein the method is applied to a device for diagnosing the terminal screen, and the device comprises: the system comprises an interface module, a selection module and a diagnosis module; one end of the interface module is connected with a designated interface of a terminal screen to be diagnosed, the other end of the interface module is connected with the diagnosis module, and the designated interface is any interface in the terminal screen; the other end of the interface module is connected with the diagnosis module, and the interface module comprises: the other end of the interface module is connected with one end of the selection module, and the other end of the selection module is connected with the diagnosis module; the method comprises the following steps:

the diagnosis module receives the diagnosis information of the specified interface, acquires the reference information of the specified interface, and determines the diagnosis result of the specified interface according to the reference information and the diagnosis information of the specified interface, wherein the diagnosis result is that the electrical connectivity of the specified interface is normal or abnormal;

the sending the diagnostic information of the designated interface to the diagnostic module includes: the interface module sends the diagnosis information of the specified interface to the selection module, wherein the diagnosis information comprises diagnosis sub-information of a plurality of lines of the specified interface; the selection module receives the diagnosis information, identifies diagnosis sub-information of a specified line from the diagnosis information, and sends the diagnosis sub-information of the specified line to the diagnosis module, wherein the specified line is any line in the plurality of lines;

the diagnosis module receives the diagnosis information of the specified interface, acquires the reference information of the specified interface, and determines the diagnosis result of the specified interface according to the reference information and the diagnosis information of the specified interface, wherein the diagnosis result is that the electrical connectivity of the specified interface is normal or abnormal, and the diagnosis module comprises:

8. The method of diagnosing a terminal screen according to claim 7, wherein the interface module includes an interface unit and a connection unit; one end of the interface unit is connected with a designated interface of the terminal screen to be diagnosed, the other end of the interface unit is connected with one end of the connecting unit, and the other end of the connecting unit is connected with the selection module; the method further comprises the following steps:

9. The method of diagnosing a terminal screen according to claim 7, wherein the diagnosis module includes an analog-to-digital conversion unit and a diagnosis unit; one end of the analog-to-digital conversion unit is connected with the interface module, and the other end of the analog-to-digital conversion unit is connected with the diagnosis unit; the method further comprises the following steps:

10. The method of diagnosing a terminal screen according to claim 7, wherein the apparatus further comprises an input module, the input module being connected with the diagnosis module; the method further comprises the following steps:

11. The method of diagnosing a terminal screen according to claim 7, wherein the apparatus further comprises a display module, the display module being connected with the diagnosis module; the method further comprises the following steps:

12. The method of diagnosing a terminal screen according to claim 7, wherein the apparatus further comprises a power supply module connected to the interface module and the diagnosis module, respectively; the method further comprises the following steps:

13. An electronic device, comprising:

a processor;

a memory for storing the processor-executable instructions;

the system comprises an interface module, a selection module and a diagnosis module;

wherein the processor is configured in the interface module, the selection module, and the diagnostic module to:

the interface module receives diagnosis information of a designated interface of a terminal screen to be diagnosed and sends the diagnosis information of the designated interface to the diagnosis module, wherein the designated interface is any interface in the terminal screen;

14. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the method of diagnosing a terminal screen according to any one of claims 7 to 12.