KR100211256B1 - Timer check mode control method in the vcr service mode - Google Patents

Abstract

The present invention relates to a method for controlling a timer check mode in a VSI service mode, and can not only perform a PDC / VPS reservation recording system check in a short time but also easily check whether a segment is present or not. This is to reduce the time required for service work by enabling the service.

To this end, the present invention provides a first step of determining whether the timer check mode is selected in the service mode; A second step of re-determining whether a corresponding function on the timer check mode guide screen is selected while displaying a guide screen for checking a timer when the timer check mode is set in the first step; As a result of the determination of the second step, when the double speed operation function is selected, a third step of controlling the clock so as to execute the check of the PD / VPS reservation recording system in a short time is performed by several tens of times.

Description

How to control timer check mode in VSI service mode

According to the present invention, a timer check mode in a service mode guide display state for guiding and displaying information necessary when a post service worker performs post service in a VSI system having an on-screen display (hereinafter referred to as OSD) function is performed. The control method, and more specifically, in the service mode to control the clock to proceed at a rate of several tens of times to check the timer, PDC / VPS reservation recording (timer) system check performed quickly When the segment check mode is selected, all segments of the digitron are turned on for a certain time, so that the segment can be easily checked for abnormality.

In general, VSI has a function of recording a video signal provided from various regular broadcast video programs or external video sources on a tape or providing a playback video screen through a TV receiver. A circuit board including a deck including a mechanism and a system microcomputer is disposed under the deck. Cam data generated by the cam mode switch of the deck is transmitted to the microcomputer to perform predetermined mode operation. Used.

After the microcomputer recognizes the input state of the cam data, the cam data is displayed on a display unit such as a digitron through a timer and a digitron driver.

In addition, when there is an abnormality in the VSI set and requests after-sales service, the service worker visits the site in person and checks the abnormal state of the VSI set, etc. In this case, a simple measuring equipment and a predetermined part disassembly / combining tool Carrying out a back and checking and testing, as described above, the items that the service worker can directly inspect or repair in the field was extremely limited.

In other words, VSI sets are becoming more complex and more versatile, so it's hard for service workers to solve problems in the field, even if they're not doing simple repairs, and if they find any abnormalities or problems in the set. In this case, if the problem is difficult to solve, such a task must be carried out by moving the set to a factory for a comprehensive diagnosis and performing a cumbersome procedure of bringing the repaired set back to the site after the repair. There was a problem that the efficiency of the deterioration, and the expense of the unit went out a lot.

On the other hand, in the prior art related to the present invention to reduce the trouble during the problem check operation of the service worker when performing the after-sales service as described above, the screen interactive function selection means through the OSD character is known, an embodiment thereof Was performing the same operation as in Table 1 below.

Service mode → 1.Service mode for repair 2. Timer check mode 3. Y-Pyrom data change mode 0. EXIT

Through the screen as described above, the service worker was to select the corresponding function and proceed with the setting and modification work.

However, in the above service mode, especially when the scheduled recording check is performed, the timer check mode performs the timer check on the basis of the real-time counter. Therefore, it takes time to check the scheduled recording system such as PD / VPS. There was a lot.

Therefore, the present invention has been created to solve the above problems, the present invention is a service that guides the contents necessary when performing after-sales service of VSI set in the service mode to guide the screen at the rate of several tens of times when the timer check mode is selected To allow the PD / VPS scheduled recording system check to be performed in a short time, and when the segment check mode is selected, all segments of the digitron are turned on for a certain period of time. It is an object of the present invention to provide a method of controlling a timer check mode in a VSI set service mode that enables a user to easily check whether a segment is abnormal.

In order to achieve the above object, the present invention includes a first step of determining whether the timer check mode is selected in the service mode; A second step of re-determining whether a corresponding function on the timer check mode guide screen is selected while displaying a guide screen for checking a timer when the timer check mode is set in the first step; If the speed selection operation function is selected as the determination result of the second step, the clock is progressed at several tens of times and the third step of controlling the PD / VPS reservation recording system check can be performed in a short time. Provided is a method for controlling a timer check mode in a sial service mode.

1 is a schematic block diagram showing a part of a configuration of VSI for carrying out the present invention.

2 is a flowchart illustrating an operation of a system microcomputer for explaining a method for controlling a timer check mode in a BS service mode according to the present invention.

* Explanation of symbols for main parts of the drawings

1: Tuner unit 3: Video / audio signal processing unit

5: OSD processing unit 7: Key input unit

9: Ipyrom 10: system microcomputer

11: Digitron driver

Hereinafter, a method for controlling a timer check mode in a BS service mode according to the present invention will be described in detail with reference to the accompanying drawings.

Figure 1 is a schematic block diagram showing a part of the configuration of VSI for the present invention.

In the drawing, a tuner unit 1 for tuning a desired channel from a signal input through an antenna, and a video / audio signal processor 3 for detecting and outputting a video signal and an audio signal from a desired channel signal obtained by the tuner unit, respectively And a key input unit 7 for interfacing with a user, and allowing the user to select a channel having a desired frequency band while controlling the operation of each part of the VSI system according to a key signal selected by the user from the key input unit. Provides a frequency tuning voltage to the tuner and executes automatic fine tuning using the voltage detected by the video / audio signal processing section 3, and simultaneously generates an OSD control signal to display the OSD screen for user guidance in the OSD processing section. A system microcomputer 10 for controlling output to an output stage, and a system microcomputer YPIROM 9 storing various system programs and data related to operation control, OSD processing unit 7 for generating text information to be displayed on the TV screen according to the control signal of the system microcomputer, and operation of digitron It consists of the digitron drive part 11 for control.

Here, the system microcomputer 10 is programmed to recognize one minute (60 seconds) as one second when entering the timer check mode so that the clock can be progressed at 60 times speed. Program all segments to turn on for 5 seconds so that they can be checked for abnormality.

Then, when the above mode is set by the switching operation by the program in the timer test mode and the segment test mode in the logic PC on the set, the respective modes can be shorted and then the control operation of the present invention is started.

FIG. 2 is a flowchart illustrating a method for controlling a timer check mode in a BS service mode according to an exemplary embodiment of the present invention, and illustrates an operation flowchart executed in the system microcomputer.

In the drawing, the first step is a step of determining whether a timer check mode is selected by checking a key input signal while entering a VSI set service mode and displaying a character for guiding service mode on an OSD screen (S11).

The second step is performed when the timer check mode is selected in the first step. The step S12 of displaying a guide screen for a timer check in the OSD is checked, and a key input signal is checked to double the speed on the timer check mode guide screen. Re-determining whether the time operation or the segment check function is selected (S13, S14).

The third step is a step that is performed when the double speed time operation function is selected in the second step, entering the timer check mode (S15) and proceeding the clock at a constant double speed (in the present invention, proceeding at a speed of 60 times). A case is described as an example) to control the PD / VPS reservation recording system check to be performed in a short time (S16).

The fourth step is performed when the segment check function is selected in the second step, and enters the segment check mode (S17), and lights up all the segments of the digitron for a predetermined time (for 5 seconds in the present invention). A case in which the lighting is turned on will be described as an example), and the control may be performed to check whether or not the segment is abnormal (S18).

In this case, the service mode OSD screen displayed in the first step is the same as the table 1 described above. In the second step, when the timer check mode is selected by moving the arrow down in the OSD screen state as shown in Table 1, As shown in Table 2, the timer check mode OSD screen for selecting the double speed operation mode, segment check mode and return mode is displayed.

Timer check mode 1. Double speed time operating mode 2. Segment Check Mode0. return

The operation of the present invention as described above is as follows.

That is, the system microcomputer 10 enters the service mode by the key operation of the VSI set, and checks the key input signal while the character for guiding the service mode is displayed on the OSD screen as shown in Table 1 (S11). A first step of determining whether the check mode is selected is performed.

At this time, if the timer check mode is selected (Y branch of S11), the OSD screen shown in Table 2 is displayed as the timer check mode guide character (S12), and the arrow movement state and the key input signal on the OSD screen are checked (S13, S14). And re-determining whether a double speed operation mode or a segment check mode on the timer check mode guide screen is selected.

As a result of the determination of the second step, when the speed time operation mode is selected (Y branch of S13), the system enters the timer check mode (S15), and then proceeds the clock at 60 times speed (S16), thereby making the PD / VPS reservation recording system. After performing the third step of controlling the inspection to be performed in a short time, and if the segment check mode is selected as the determination result of the second step (Y branch of S14), the system enters the segment check mode (S17) and then the digitron. By controlling the driver 11 to light up all the segments of the digitron simultaneously for 5 seconds (S18), a fourth step of controlling the presence / absence of the segment can be easily performed.

According to the timer check mode control method in the VSI service mode of the present invention as described above, for the timer check and segment check in the service mode, the clock is progressed at several tens of times or the segment operation of the digitron is controlled. VDC (VDC) Scheduled Recording (Timer) Not only can you check the system quickly, but also it is useful to reduce the time required for service work by making it easy to check whether there are any abnormalities.

Claims (2)

A first step of determining whether a timer check mode is selected in the service mode; A second step of re-determining whether a corresponding function on the timer check mode guide screen is selected while displaying a guide screen for checking a timer when the timer check mode is set in the first step; If the speed selection operation function is selected as the determination result of the second step, the clock is progressed at several tens of times and the third step of controlling the PD / VPS reservation recording system check can be performed in a short time. Timer check mode control method in real service mode. The method of claim 4, wherein if the segment check function is selected as a result of the determination in the second step, all segments of the digitron are turned on for a predetermined time to control the digitron driving so as to check whether or not the segment is abnormal. A method for controlling a timer check mode in a VSI service mode, comprising: an operation branch.