JPH10293162A - Environmental testing device of computer device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain an environmental testing device capable of feedback- controlling actual environmental state based on specified environmental conditions and actual environmental state. SOLUTION: In this testing device, a complex controller 20 outputs temperature control quantity to a temperature controller 17 and outputs a power control quantity to a power controller 18 based on the comparison of temperature in a constant temperature tank 13 detected with a temperature controller 14, a power detector 15 and a function detector 16, a power source supplied by a computer device 11 and functioning state due to a diagnosis program with preset temperature conditions, power source condition and functioning state. Also it outputs the functioning conditions of the diagnosis program 12 to a diagnosis program setting part 19.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an environment test apparatus for a computer device for testing the computer device in an environment such as a temperature condition and a power supply condition.

[0002]

2. Description of the Related Art FIG. 2 is a block diagram showing a conventional inspection apparatus disclosed in, for example, Japanese Patent Application Laid-Open No. 58-50478. In the figure, reference numeral 1 denotes a controller for controlling the entire inspection apparatus; The chamber 2 has a temperature, humidity and vibration conditions specified by the controller 1 in the chamber 2. Reference numeral 3 denotes a surge voltage generator for supplying a surge voltage to the device to be inspected, 4 denotes a reverse bias voltage generator for supplying a reverse bias voltage to the device to be inspected, and 5 denotes a plurality of chambers housed in the chamber 2 under the control of the controller 1. And supplying the surge voltage generated by the surge voltage generator 3 and the reverse bias voltage generated by the reverse bias voltage generator 4 to the specified device to be inspected. The scanner 6 is a tester for detecting measurement data of the designated device to be inspected. Reference numeral 7 denotes a printer that prints the result of the pass / fail judgment by the controller 1 according to the measurement data.

Next, the operation will be described. The controller 1 controls the chamber 2 in accordance with a predetermined program, and creates temperature, humidity, and vibration conditions of a plurality of devices to be inspected stored in the chamber 2 in a complex manner. The controller 1 also controls the scanner 5 according to a predetermined program.
, And designates one of the plurality of devices to be inspected, and supplies the surge voltage generator 3 to the specified device to be inspected.
And a predetermined reverse bias voltage generated from the reverse bias voltage generator 4. The tester 6 detects the measurement data that is the state of the specified device to be inspected, and supplies the measurement data to the controller 1. The controller 1 determines the acceptability of the device under inspection under the set environmental conditions according to the measurement data, and outputs the result to the printer 7.

[0004]

Since the conventional inspection apparatus is configured as described above, the environmental conditions such as temperature, humidity, vibration conditions, surge voltage, reverse bias voltage, etc. specified by the controller 1 and the actual conditions are different. Is not compared with the environmental state of the chamber 2 and the device under test, and the designated environmental condition may not always match the actual environmental state. Therefore, when there is a difference between the designated environmental condition and the actual environmental condition, there is a problem that it is not possible to respond immediately and an accurate inspection cannot be performed. Further, even when the actual environmental condition is abnormal, since the actual environmental condition is not monitored, the inspection device cannot be stopped, and therefore, the device to be inspected is destroyed. There was a problem that there was a possibility that it would be lost. Further, the controller 1 specifies temperature, humidity and vibration conditions for the chamber 2,
In parallel with the specification of the device to be inspected and the surge voltage and the reverse bias voltage to the scanner 5, the quality of the device to be inspected is determined based on the measurement data supplied from the tester 6. There were problems such as an increase in load.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a computer apparatus capable of performing feedback control of an actual environmental state based on designated environmental conditions and an actual environmental state. The purpose is to obtain an environmental test device. Another object of the present invention is to provide an environmental test apparatus for a computer device that can be stopped when the actual environmental state exceeds an allowable range. Further, the present invention is a computer device capable of retaining designated environmental conditions and an actual operating state, reproducing the designated environmental conditions, and reducing overload when determining the quality of a device under test. The purpose is to obtain an environmental test device.

[0006]

According to a first aspect of the present invention, there is provided an environmental test apparatus for a computer apparatus, comprising: a temperature detecting section, a power detecting section, and an operation detecting section for detecting a temperature in a thermostatic chamber and supplying the temperature to the computer apparatus; The temperature control unit outputs a temperature control amount to the temperature adjustment unit and outputs the power control amount to the power supply adjustment unit based on a comparison between the power supply and the operating condition according to the diagnostic program and the preset temperature condition, the power supply condition and the operation condition. In addition, the diagnostic program setting section is provided with a composite control section for outputting operating conditions of the diagnostic program to the diagnostic program setting section.

According to a second aspect of the present invention, there is provided an environmental test apparatus for a computer device, comprising: a temperature in a thermostatic chamber detected by a temperature detector, a power supply detector, and an operation detector, a power supply supplied to the computer device, and a diagnostic program. A monitoring unit that stops the environmental test device of the computer device when the operation status of the computer device exceeds the allowable range.

According to a third aspect of the present invention, there is provided an environmental test apparatus for a computer device, comprising: an information holding unit for holding a temperature condition, a power supply condition, and an operation condition set in advance by a composite control unit; Temperature conditions held in the holding part,
The environment in the thermostat and the environment of the computer device are reproduced based on the power supply condition and the operation condition.

According to a fourth aspect of the present invention, there is provided an environmental test apparatus for a computer apparatus, based on temperature conditions, power supply conditions, and operating conditions held in an information holding unit, and an operation state based on a diagnostic program detected by an operation detecting unit. And an automatic determination unit for determining whether the operation state of the computer device is good or not.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below. Embodiment 1 FIG. FIG. 1 is a block diagram showing an environment test apparatus for a computer device according to Embodiment 1 of the present invention.
In the figure, reference numeral 11 denotes a computer device which is a device under test. The computer device 11 operates the computer device 11 to execute a basic operation or a specific operation of the computer device 11. Diagnostic program 12 is stored. Reference numeral 13 denotes a thermostatic chamber that houses the computer device 11 and that maintains the inside at an arbitrary constant temperature or an arbitrary fluctuating temperature. Reference numeral 14 denotes a temperature detector for detecting the temperature in the thermostat 13, reference numeral 15 denotes a power supply detector for detecting the voltage and current of the power supplied to the computer device 11, reference numeral 16 denotes an operation status of the computer device 11 by the diagnostic program 12, That is, how the computer device 11 is operating according to the set diagnostic program 12, and the computer device 11 according to the set diagnostic program 12
This is an operation detection unit that detects the operation state of.

Reference numeral 17 denotes a temperature adjusting unit for arbitrarily adjusting the temperature in the thermostat 13, reference numeral 18 denotes a power adjusting unit for arbitrarily adjusting the voltage and current of the power supplied to the computer device 11, and reference numeral 19 denotes a diagnosis of the computer device 11. A diagnostic program setting unit for setting the program 12;
Now, the setting of the execution time of the diagnostic program 12 and the diagnostic program 1 according to the operation desired to be performed by the computer device 11 will be described.
2 is set. Reference numeral 20 denotes the temperature detection unit 1
4, the temperature in the thermostatic chamber 13 detected by the power supply detection unit 15 and the operation detection unit 16, the power supply supplied to the computer device 11, the operation status by the diagnostic program 12, and the preset temperature condition, power supply condition and operation condition. Based on the comparison, the combined control unit outputs the temperature control amount to the temperature adjusting unit 17, outputs the power control amount to the power adjusting unit 18, and outputs the operating condition of the diagnostic program 12 to the diagnostic program setting unit 19. It is.

Reference numeral 21 denotes a temperature in the thermostatic chamber 13 detected by the temperature detecting unit 14, the power detecting unit 15 and the operation detecting unit 16 at fixed time intervals from the complex control unit 20, a power supplied to the computer 11 and This is a monitoring unit that inputs the operation status of the diagnostic program 12 and stops the environmental test device of the computer device 11 when the temperature, power supply and operation status exceed the allowable ranges. Reference numeral 22 denotes the temperature in the thermostatic chamber 13 detected by the temperature detection unit 14, the power supply detection unit 15, and the operation detection unit 16 from the combined control unit 20 at regular time intervals, the power supply supplied to the computer device 11, and the operation by the diagnostic program 12. It is an information holding unit that holds the status, the temperature condition, the power supply condition, and the operating condition set in advance by the combined control unit 20.

Reference numeral 23 denotes a temperature condition, a power supply condition, and an operation condition held in the information holding unit 22, and a temperature in the thermostatic bath 13 detected by the temperature detection unit 14, the power supply detection unit 15, and the operation detection unit 16. , An automatic determination unit that determines whether the operation status of the computer device 11 is good or not based on the power supplied to the computer device 11 and the operation status according to the diagnostic program 12. Further, 24 is a display unit such as a display for displaying the determination conditions by the automatic determination unit 23 and the determination result, 25 is a determination unit and a printing unit such as a printer for printing the determination result, and 26 is a determination unit for these determination conditions. , And a storage unit such as a disk for storing the determination result.

Next, the operation will be described. First, the computer device 11 as a device under test is housed in the thermostat 13.
Next, the composite control unit 20 sets the temperature condition, power supply condition, and operating condition which are the environmental conditions to be tested by the computer device 11, and sets the temperature adjusting unit 1 according to the environmental conditions.
7 and the power control amount to the power adjusting unit 18 and the operating condition of the diagnostic program 12 to the diagnostic program setting unit 19. The temperature adjustment unit 17 arbitrarily adjusts the temperature in the thermostat 13 according to the temperature control amount, and the power adjustment unit 18 arbitrarily adjusts the voltage and current of the power supplied to the computer device 11 according to the power control amount. I do. The diagnostic program setting section 19 sets the diagnostic program 12 of the computer device 11 according to the operating conditions. Here, the temperature adjusted by the temperature adjusting unit 17 and the voltage and current of the power supply adjusted by the power adjusting unit 18 may be any constant values or values that fluctuate arbitrarily. Further, the setting of the diagnostic program 12 by the diagnostic program setting unit 19 is for setting the execution time of the diagnostic program 12 and the setting of the diagnostic program 12 according to the operation to be performed by the computer device 11.

In the temperature detecting section 14, the thermostatic chamber 13 is provided.
The power supply detecting unit 15 detects the temperature inside the computer device 11.
Detects the voltage and current of the power supplied to the power supply. Further, in the operation detecting section 16, the operation status of the computer device 11 by the diagnostic program 12, that is, how the computer device 11 is operating by the set diagnostic program 12, and the computer device by the set diagnostic program 12 11 is detected. In the composite control unit 20, the temperature detection unit 14, the power supply detection unit 15, and the operation detection unit 1
6, a temperature adjustment unit based on a comparison between the temperature in the thermostatic chamber 13 detected by the control unit 6, the power supply supplied to the computer device 11, and the operation status according to the diagnostic program 12 and the preset temperature condition, power supply condition and operation condition. 17 outputs the temperature control amount, outputs the power control amount to the power adjusting unit 18, and outputs the diagnostic program 12 to the diagnostic program setting unit 19.
The operating conditions of are output.

As described above, the composite controller 20 controls the temperature in the thermostatic bath 13 to a predetermined temperature condition, and the power supplied to the computer device 11 to a predetermined power condition. As described above, further, feedback control can be performed so that the setting of the diagnostic program 12 becomes the operating condition set in advance, and the set environmental condition and the actual environmental condition can be matched. Therefore,
It is possible to improve the accuracy of an environmental test of a computer device.

In the monitoring section 21, the temperature in the thermostatic chamber 13 detected by the temperature detecting section 14, the power detecting section 15 and the operation detecting section 16 from the complex control section 20 at fixed time intervals is supplied to the computer device 11. The operation state of the computer device 11 by the power supply and the diagnostic program 12 is input,
If the temperature, the power supply, and the operation state are outside the allowable ranges, the controller 20 outputs an emergency stop instruction to the combined control unit 20. In response to the emergency stop instruction, the combined control unit 20 controls the diagnostic program setting unit 19 to stop the diagnostic program 12, and controls the temperature adjusting unit 17 to return the temperature in the thermostat 13 to normal temperature. , And a power supply adjusting unit 18
To shut off the power supplied to the computer device 11.

As described above, when the actual environmental condition exceeds the allowable range, the monitoring unit 21 sets the composite control unit 20.
The environment test device of the computer device 11 can be stopped urgently by the instruction to the computer device 11 which is the device under test.
Of the computer device 11 and
The safety of the entire environmental test apparatus can be improved.

In the information holding unit 22, the composite control unit 20
From the temperature in the thermostatic chamber 13 detected by the temperature detection unit 14, the power supply detection unit 15 and the operation detection unit 16 at regular time intervals, the power supplied to the computer device 11, and the operation state of the computer device 11 by the diagnostic program 12. , The temperature condition, the power supply condition and the operation condition preset by the composite control unit 20 are inputted and held.

In the combined control unit 20, even during the environmental test and after the environmental test, the constant temperature bath 1 is controlled based on the temperature condition, the power condition and the operating condition held in the information holding unit 22.
3 and the environment of the computer device 11 can be reproduced.

As described above, by holding the actual environmental conditions and the set environmental conditions by the information holding unit 22, the set environmental conditions can be reproduced. Although the reproduction is performed based on the environmental conditions stored and set in the information storage unit 22, the reproduction may be performed based on the actual environmental condition stored in the information storage unit 22. An environment situation similar to the actual environment situation of the computer device 11 can be reproduced. Further, since the information storage unit 22 stores the actual environmental conditions and the set environmental conditions only at fixed time intervals from the composite control unit 20, the amount of data to be stored can be reduced, and a small-capacity buffer memory can be used. Can be realized. Further, when the environmental conditions are reproduced, the composite control unit 20 simply transmits the information to the information storage unit 22.
It is only necessary to extract the environmental conditions stored in the multi-function control unit 20, and the trouble of inputting the environmental conditions to the composite control unit 20 can be omitted.

The automatic determination unit 23 also determines the temperature condition, power supply condition, and operation condition stored in the information storage unit 22 and the temperature chamber 13 detected by the temperature detection unit 14, the power supply detection unit 15, and the operation detection unit 16. Based on the internal temperature, the power supplied to the computer device 11, and the operation state of the computer device 11 by the diagnostic program 12, the computer device 11 is suitable for the environmental test of the computer device 11 performed by the complex control unit 20. It is automatically determined whether the operation status is good or not, such as whether the operation is properly performed or not. The determined result is output to the display unit 24, and the determination result is displayed together with the conditions for the determination. Further, the judgment result is outputted together with the judgment conditions outputted to the printing unit 25. Further, the judgment result is stored together with the judgment conditions outputted to the storage unit 26.

As described above, the automatic determination unit 23 automatically determines whether the operation status of the computer device 11 is good or bad based on the actual environmental status stored in the information storage unit 22 and the set environmental conditions. In parallel with the operation of the composite control unit 20, the operation of the automatic determination unit
1 can be determined, and the load on the composite control unit 20 can be reduced. The display unit 24 and the printing unit 25
And the judgment result can be viewed directly, and again using the judgment result stored in the storage unit 26, a few days later,
Environmental tests can be performed. Furthermore, when it is determined that the determination result is negative, the environmental condition can be reproduced based on the environmental condition held and set in the information holding unit 22.

In the first embodiment, the composite control unit 20, the monitoring unit 21, the information holding unit 22, and the automatic determination unit 2
Although the three are divided, these functions may be performed by one computer. Although the environmental conditions are the temperature, the power supply, and the operation of the computer device 11, environmental conditions such as vibration and power supply noise may be added.

[0025]

As described above, according to the first aspect of the present invention, the temperature in the thermostatic chamber detected by the temperature detecting section, the power detecting section, and the operation detecting section, the power supplied to the computer device, and the diagnosis. Based on a comparison between the operation status by the program and the preset temperature condition, power supply condition, and operation condition, a temperature control amount is output to the temperature adjustment unit, a power control amount is output to the power adjustment unit, and a diagnosis program setting is performed. Since the unit is provided with a composite control unit that outputs operating conditions of the diagnostic program, the composite control unit supplies the temperature in the thermostat to a preset temperature condition, and supplies the temperature to the computer device. The feedback control can be performed so that the power supply is set to a preset power supply condition and further, the setting of the diagnostic program is set to a preset operation condition. The actual environmental conditions and environmental conditions can be matched with. Accordingly, there is an effect that the accuracy of the environmental test of the computer device can be improved.

According to the second aspect of the present invention, the temperature in the thermostatic chamber detected by the temperature detector, the power supply detector, and the operation detector, the power supplied to the computer device, and the operation status by the diagnostic program are within an allowable range. When the actual environmental situation exceeds the allowable range, the monitoring unit stops the environmental test device of the computer device when the environmental test device exceeds the allowable range. The device can be brought to an emergency stop, preventing the computer device, which is the device under test, from being destroyed.
There is an effect that the safety of the entire environmental test device of the computer device can be improved.

According to the third aspect of the present invention, there is provided an information holding unit for holding a temperature condition, a power supply condition and an operating condition preset by the complex control unit, and the complex control unit is held by the information holding unit. Since the environment of the thermostat and the computer device is reproduced based on the temperature condition, the power supply condition and the operating condition, the environment condition can be easily reproduced by the environment condition held by the information holding unit. Also, when reproducing the environmental conditions, it is sufficient to simply extract the environmental conditions stored in the information storage unit from the composite control unit,
This has the effect of eliminating the need to input environmental conditions to the composite control unit.

According to the fourth aspect of the present invention, the operation of the computer device is performed based on the temperature condition, the power supply condition, and the operating condition held in the information holding unit, and the operation status based on the diagnostic program detected by the operation detecting unit. The automatic determination unit configured to determine whether the situation is good or not is automatically determined by the automatic determination unit based on the environmental condition held and set in the information holding unit. Accordingly, the computer device can be determined by the operation of the automatic determination unit in parallel with the operation of the composite control unit, and the load on the composite control unit can be reduced.

[Brief description of the drawings]

FIG. 1 is a configuration diagram showing an environment test apparatus of a computer device according to a first embodiment of the present invention.

FIG. 2 is a block diagram showing a conventional inspection apparatus.

[Explanation of symbols]

Reference Signs List 11 computer equipment, 12 diagnostic program, 13 constant temperature bath, 14 temperature detector, 15 power detector, 16 operation detector, 17 temperature adjuster, 18 power adjuster, 19
Diagnostic program setting unit, 20 composite control unit, 21 monitoring unit, 22 information holding unit, 23 automatic determination unit.

Claims (4)

[Claims] 1. A thermostat for storing a computer device storing a diagnostic program as a device under test, a temperature detector for detecting a temperature in the thermostat, and a power supply detector for detecting power supplied to the computer device. Unit, an operation detection unit that detects an operation state according to the diagnosis program, a temperature adjustment unit that adjusts the temperature in the constant temperature bath, a power adjustment unit that adjusts power supplied to the computer device, and the diagnosis program A diagnostic program setting section for setting the temperature,
The temperature in the constant temperature chamber detected by the power supply detection unit and the operation detection unit, the power supply supplied to the computer device, and the operation status by the diagnostic program and the preset temperature condition, power supply condition, and operation condition are compared. A composite control unit that outputs a temperature control amount to the temperature adjustment unit, outputs a power control amount to the power supply adjustment unit, and outputs operating conditions of a diagnostic program to the diagnostic program setting unit based on the comparison. Environmental testing equipment for computer equipment. 2. When the temperature in the thermostatic chamber detected by the temperature detector, the power supply detector, and the operation detector, the power supplied to the computer device, and the operation status by the diagnostic program are out of allowable ranges, 2. The environmental test apparatus for a computer device according to claim 1, further comprising a monitoring unit for stopping the environmental test device of the computer device. 3. An information holding unit for holding a temperature condition, a power supply condition, and an operation condition set in advance by a compound control unit, wherein the compound control unit stores the temperature condition, the power condition, and the power held by the information holding unit. The environment test apparatus for a computer device according to claim 1 or 2, wherein the environment of the thermostat and the environment of the computer device are reproduced based on operating conditions. 4. An information holding unit for holding a temperature condition, a power supply condition and an operation condition preset by the complex control unit and an operation state according to a diagnostic program detected by the operation detection unit, and held in the information holding unit. An automatic determination unit for determining whether the operation state of the computer device is good or bad based on the temperature condition, the power supply condition, the operation condition, and the operation state based on the diagnostic program detected by the operation detection unit. The environmental test apparatus for a computer device according to any one of claims 1 to 3.