Multifunctional test power supply interface control circuit

Abstract

The invention discloses a multifunctional test power supply interface control circuit, which relates to the field of circuit detection, and comprises a plurality of interface modules used for connecting a tested product, the plurality of interface modules comprise a first interface module J1, a second interface module J2, a third interface module J3, a fourth interface module J4 and a fifth interface module J5, and the first interface module J1, the second interface module J2, the third interface module J3, the fourth interface module J4 and the fifth interface module J5 are connected with the tested product. The plurality of interface modules are respectively connected with tested products of different models; the LED indicating lamps are used for indicating the states of the pins; according to the multifunctional test power supply interface control circuit, various power supply interfaces of a tested product are connected through power lines, the power supply interfaces comprise 2 * 2, 2 * 3, 2 * 4, 2 * 6 and 2 * 8, simultaneous testing is supported, a tester can quickly, accurately and scientifically judge whether the LED is good or not by observing the LED, and the working efficiency is greatly improved.

Description

Technical Field

[0001] The present invention relates to circuit detection technology, and more particularly to a multi-functional test power supply interface control circuit. Background Art

[0002] Pluggable electronic devices (GPU cards, DPU cards, optical modules, etc.) have high requirements for the power supply accuracy and load regulation rate of the power supply; and some devices also require dual power supply, etc. For such devices, it is necessary to test the power supply performance of the motherboard. In the related art, the test of the power supply performance mainly depends on devices such as electronic loads and multimeters. Previously, to determine the quality of the power supply interface, it was necessary to use a multimeter or a digital meter to manually measure the voltages of numerous pin feet inside various power supply interfaces one by one, and then compare with the specifications to judge the results. This would easily lead to accidentally touching other circuits during the measurement, causing the machine to burn; it was easy to neglect and confuse when finding points, resulting in missed measurements; it was time-consuming and laborious, and the test efficiency was low. Summary of the Invention

[0003] The purpose of the present invention is to provide a multi-functional test power supply interface control circuit to solve the above deficiencies in the prior art.

[0004] To achieve the above purpose, the present invention provides the following technical solution: A multi-functional test power supply interface control circuit, comprising:

[0005] Multiple interface modules for connecting the product under test, the multiple interface modules include a first interface module J1, a second interface module J2, a third interface module J3, a fourth interface module J4, and a fifth interface module J5, and the multiple interface modules are respectively connected to products under test of different models;

[0006] Multiple LED indicators for indicating the pin status, the multiple LED indicators include LED1, LED2, LED3, LED4, LED5, LED6, LED7, and LED8, and the models of LED1, LED2, LED3, and LED4 are all LED-0603-R, and the models of LED5, LED6, LED7, and LED8 are all LED-0603-G.

[0007] Further, the model of the first interface module J1 is PWR-2*2, the 2nd pin of the first interface module J1 is connected to the input end of LED1 through a resistor R1, and the 4th pin of the first interface module J1 is connected to the input end of LED2 through a resistor R2.

[0008] Further, the model number of the second interface module J2 is PWR-2*3. The 2nd pin of the second interface module J2 is connected to the input end of LED3 through a resistor R3. The 4th pin of the second interface module J2 is connected to the input end of LED4 through a resistor R4. The 6th pin of the second interface module J2 is connected to the input end of LED5 through a resistor R5.

[0009] Further, the model number of the third interface module J3 is PWR-2*4. The 2nd pin of the third interface module J3 is connected to the input end of LED1 through a resistor R1. The 4th pin of the third interface module J3 is connected to the input end of LED2 through a resistor R2. The 6th pin of the third interface module J3 is connected to the input end of LED5 through a resistor R5. The 8th pin of the third interface module J3 is connected to the input end of LED6 through a resistor R6.

[0010] Further, the model number of the fourth interface module J4 is PWR-2*6. The 2nd pin of the fourth interface module J4 is connected to the input end of LED1 through a resistor R1. The 4th pin of the fourth interface module J4 is connected to the input end of LED2 through a resistor R2. The 6th pin of the fourth interface module J4 is connected to the input end of LED3 through a resistor R3. The 8th pin of the fourth interface module J4 is connected to the input end of LED4 through a resistor R4. The 10th pin of the fourth interface module J4 is connected to the input end of LED5 through a resistor R5. The 12th pin of the fourth interface module J4 is connected to the input end of LED6 through a resistor R6.

[0011] Further, the model number of the fifth interface module J5 is HDR-M-2.54-2*8. The 2nd pin of the fifth interface module J5 is connected to the input end of LED1 through a resistor R1. The 4th pin of the fifth interface module J5 is connected to the input end of LED2 through a resistor R2. The 6th pin of the fifth interface module J5 is connected to the input end of LED3 through a resistor R3. The 8th pin of the fifth interface module J5 is connected to the input end of LED4 through a resistor R4. The 10th pin of the fifth interface module J5 is connected to the input end of LED5 through a resistor R5. The 12th pin of the fifth interface module J5 is connected to the input end of LED6 through a resistor R6. The 14th pin of the fifth interface module J5 is connected to the input end of LED7 through a resistor R7. The 16th pin of the fifth interface module J5 is connected to the input end of LED8 through a resistor R8.

[0012] Further, the output terminals of LED1, LED2, LED3, LED4, LED5, LED6, LED7, and LED8 are connected through the same wire. The 1st pin of the first interface module J1, the 3rd pin of the first interface module J1, the 1st pin of the second interface module J2, the 3rd pin of the second interface module J2, the 5th pin of the second interface module J2, the 1st pin of the third interface module J3, the 3rd pin of the third interface module J3, the 5th pin of the third interface module J3, the 7th pin of the third interface module J3, the 1st pin of the fourth interface module J4, the 3rd pin of the fourth interface module J4, the 5th pin of the fourth interface module J4, the 7th pin of the fourth interface module J4, the 9th pin of the fourth interface module J4, the 11th pin of the fourth interface module J4, the 1st pin of the fifth interface module J5, the 3rd pin of the fifth interface module J5, the 5th pin of the fifth interface module J5, the 7th pin of the fifth interface module J5, the 9th pin of the fifth interface module J5, the 11th pin of the fifth interface module J5, the 13th pin of the fifth interface module J5, and the 15th pin of the fifth interface module J5 are connected through the same wire, and the 1st pin of the first interface module J1 is connected to the output terminal of LED1 through a wire.

[0013] Compared with the prior art, a multifunctional test power supply interface control circuit provided by the present invention connects various power supply interfaces of a product to be tested through power lines. The types of power supply interfaces include: 2*2, 2*3, 2*4, 2*6, 2*8, and simultaneous testing is supported. Testers can quickly and accurately scientifically judge the quality by observing the LEDs, greatly improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings.

[0015] Figure 1 It is a schematic diagram of the overall structure provided by an embodiment of the present invention;

[0016] Figure 2 It is a schematic diagram of the test wiring simulation provided by an embodiment of the present invention;

[0017] Figure 3 It is a schematic diagram of the summary of the test effects provided by an embodiment of the present invention. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] To enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below with reference to the accompanying drawings.

[0019] Please refer to Figures 1-3 , a multi-functional test power supply interface control circuit, comprising:

[0020] A plurality of interface modules for connecting the product under test, the plurality of interface modules including a first interface module J1, a second interface module J2, a third interface module J3, a fourth interface module J4, and a fifth interface module J5, and the plurality of interface modules are respectively connected to products under test of different models;

[0021] A plurality of LED indicators for indicating the pin status, the plurality of LED indicators including LED1, LED2, LED3, LED4, LED5, LED6, LED7, and LED8. The models of LED1, LED2, LED3, and LED4 are all LED-0603-R, and the models of LED5, LED6, LED7, and LED8 are all LED-0603-G.

[0022] The model of the first interface module J1 is PWR-2*2. The 2nd pin of the first interface module J1 is connected to the input end of LED1 through a resistor R1, and the 4th pin of the first interface module J1 is connected to the input end of LED2 through a resistor R2.

[0023] Such a setting can connect with the product to be tested through the first interface module J1, and the on and off of LED1 and LED2 indicate the quality of the power supply interface of the product to be tested. Among them, when LED1 is on, it means that the 1st power supply pin of the product to be tested is normal; when LED1 is off, it means that the 1st power supply pin of the product to be tested is damaged; when LED2 is on, it means that the 1st power supply pin of the product to be tested is normal; when LED2 is off, it means that the 1st power supply pin of the product to be tested is damaged.

[0024] The model of the second interface module J2 is PWR-2*3. The 2nd pin of the second interface module J2 is connected to the input end of LED3 through a resistor R3, the 4th pin of the second interface module J2 is connected to the input end of LED4 through a resistor R4, and the 6th pin of the second interface module J2 is connected to the input end of LED5 through a resistor R5.

[0025] This setting enables connection to the device under test through the second interface module J2. The status of the power supply interface of the device under test is indicated by the lighting and dimming of LED3, LED4, and LED5. When LED3 is lit, it indicates that the 2nd power supply pin of the device under test is normal; when LED3 is dim, it indicates that the 2nd power supply pin of the device under test is damaged. When LED4 is lit, it indicates that the 4th power supply pin of the device under test is normal; when LED4 is dim, it indicates that the 4th power supply pin of the device under test is damaged. When LED5 is lit, it indicates that the 6th power supply pin of the device under test is normal; when LED5 is dim, it indicates that the 6th power supply pin of the device under test is damaged.

[0026] The model of the third interface module J3 is PWR-2*4. The 2nd pin of the third interface module J3 is connected to the input terminal of LED1 through resistor R1. The 4th pin of the third interface module J3 is connected to the input terminal of LED2 through resistor R2. The 6th pin of the third interface module J3 is connected to the input terminal of LED5 through resistor R5. The 8th pin of the third interface module J3 is connected to the input terminal of LED6 through resistor R6.

[0027] This setting enables connection to the device under test through the third interface module J3. The status of the power supply interface of the device under test is indicated by the lighting and dimming of LED1, LED2, LED5, and LED6. When LED1 is lit, it indicates that the 2nd power supply pin of the device under test is normal; when LED1 is dim, it indicates that the 2nd power supply pin of the device under test is damaged. When LED2 is lit, it indicates that the 4th power supply pin of the device under test is normal; when LED2 is dim, it indicates that the 4th power supply pin of the device under test is damaged. When LED5 is lit, it indicates that the 6th power supply pin of the device under test is normal; when LED5 is dim, it indicates that the 6th power supply pin of the device under test is damaged. When LED6 is lit, it indicates that the 8th power supply pin of the device under test is normal; when LED6 is dim, it indicates that the 8th power supply pin of the device under test is damaged.

[0028] The model of the fourth interface module J4 is PWR-2*6. The 2nd pin of the fourth interface module J4 is connected to the input terminal of LED1 through resistor R1. The 4th pin of the fourth interface module J4 is connected to the input terminal of LED2 through resistor R2. The 6th pin of the fourth interface module J4 is connected to the input terminal of LED3 through resistor R3. The 8th pin of the fourth interface module J4 is connected to the input terminal of LED4 through resistor R4. The 10th pin of the fourth interface module J4 is connected to the input terminal of LED5 through resistor R5. The 12th pin of the fourth interface module J4 is connected to the input terminal of LED6 through resistor R6.

[0029] Such a setting can be connected to the product under test through the fourth interface module J4. The on and off states of LED1, LED2, LED3, LED4, LED5, and LED6 indicate the quality of the power supply interface of the product under test. Among them, when LED1 is on, it means that the 2nd power supply pin of the product under test is normal; when LED1 is off, it means that the 2nd power supply pin of the product under test is damaged. When LED2 is on, it means that the 4th power supply pin of the product under test is normal; when LED2 is off, it means that the 4th power supply pin of the product under test is damaged. When LED3 is on, it means that the 6th power supply pin of the product under test is normal; when LED3 is off, it means that the 6th power supply pin of the product under test is damaged. When LED4 is on, it means that the 8th power supply pin of the product under test is normal; when LED4 is off, it means that the 8th power supply pin of the product under test is damaged. When LED5 is on, it means that the 10th power supply pin of the product under test is normal; when LED5 is off, it means that the 10th power supply pin of the product under test is damaged. When LED6 is on, it means that the 12th power supply pin of the product under test is normal; when LED6 is off, it means that the 12th power supply pin of the product under test is damaged.

[0030] The model of the fifth interface module J5 is HDR-M-2.54-2*8. The 2nd pin of the fifth interface module J5 is connected to the input end of LED1 through the resistor R1. The 4th pin of the fifth interface module J5 is connected to the input end of LED2 through the resistor R2. The 6th pin of the fifth interface module J5 is connected to the input end of LED3 through the resistor R3. The 8th pin of the fifth interface module J5 is connected to the input end of LED4 through the resistor R4. The 10th pin of the fifth interface module J5 is connected to the input end of LED5 through the resistor R5. The 12th pin of the fifth interface module J5 is connected to the input end of LED6 through the resistor R6. The 14th pin of the fifth interface module J5 is connected to the input end of LED7 through the resistor R7. The 16th pin of the fifth interface module J5 is connected to the input end of LED8 through the resistor R8.

[0031] Such a setting can be connected to the product under test through the fifth interface module J5. The lighting and extinguishing of LED1, LED2, LED3, LED4, LED5, LED6, LED7, and LED8 indicate the quality of the power supply interface of the product under test. Among them, when LED1 is lit, it means that the 2nd power supply pin of the product under test is normal; when LED1 is dim, it means that the 2nd power supply pin of the product under test is damaged. When LED2 is lit, it means that the 4th power supply pin of the product under test is normal; when LED2 is dim, it means that the 4th power supply pin of the product under test is damaged. When LED3 is lit, it means that the 6th power supply pin of the product under test is normal; when LED3 is dim, it means that the 6th power supply pin of the product under test is damaged. When LED4 is lit, it means that the 8th power supply pin of the product under test is normal; when LED4 is dim, it means that the 8th power supply pin of the product under test is damaged. When LED5 is lit, it means that the 10th power supply pin of the product under test is normal; when LED5 is dim, it means that the 10th power supply pin of the product under test is damaged. When LED6 is lit, it means that the 12th power supply pin of the product under test is normal; when LED6 is dim, it means that the 12th power supply pin of the product under test is damaged. When LED7 is lit, it means that the 14th power supply pin of the product under test is normal; when LED7 is dim, it means that the 14th power supply pin of the product under test is damaged. When LED8 is lit, it means that the 16th power supply pin of the product under test is normal; when LED8 is dim, it means that the 16th power supply pin of the product under test is damaged.

[0032] The output terminals of LED1, LED2, LED3, LED4, LED5, LED6, LED7, and LED8 are connected through the same wire. The 1st pin of the first interface module J1, the 3rd pin of the first interface module J1, the 1st pin of the second interface module J2, the 3rd pin of the second interface module J2, the 5th pin of the second interface module J2, the 1st pin of the third interface module J3, the 3rd pin of the third interface module J3, the 5th pin of the third interface module J3, the 7th pin of the third interface module J3, the 1st pin of the fourth interface module J4, the 3rd pin of the fourth interface module J4, the 5th pin of the fourth interface module J4, the 7th pin of the fourth interface module J4, the 9th pin of the fourth interface module J4, the 11th pin of the fourth interface module J4, the 1st pin of the fifth interface module J5, the 3rd pin of the fifth interface module J5, the 5th pin of the fifth interface module J5, the 7th pin of the fifth interface module J5, the 9th pin of the fifth interface module J5, the 11th pin of the fifth interface module J5, the 13th pin of the fifth interface module J5, and the 15th pin of the fifth interface module J5 are connected through the same wire, and the 1st pin of the first interface module J1 is connected to the output terminal of LED1 through a wire.

[0033] Only certain exemplary embodiments of the present invention have been described by way of illustration above. Without doubt, for those of ordinary skill in the art, the described embodiments can be modified in various different ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A multifunctional test power interface control circuit, characterized in that: include: A plurality of interface modules for connecting to the tested product, wherein the plurality of interface modules include a first interface module J1, a second interface module J2, a third interface module J3, a fourth interface module J4 and a fifth interface module J5, and the plurality of interface modules are respectively connected to the tested products of different models; Multiple LED indicator lights for indicating pin status, the multiple LED indicator lights include LED1, LED2, LED3, LED4, LED5, LED6, LED7 and LED8, the models of LED1, LED2, LED3 and LED4 are all LED-0603-R, the models of LED5, LED6, LED7 and LED8 are all LED-0603-G.

2. A multifunctional test power interface control circuit according to claim 1, characterized in that: The model of the first interface module J1 is PWR-2*2, pin 2 of the first interface module J1 is connected to the input end of LED1 through resistor R1, and pin 4 of the first interface module J1 is connected to the input end of LED2 through resistor R2.

3. A multifunctional test power interface control circuit according to claim 1, characterized in that: The model of the second interface module J2 is PWR-2*3, pin 2 of the second interface module J2 is connected to the input end of LED3 through resistor R3, pin 4 of the second interface module J2 is connected to the input end of LED4 through resistor R4, and pin 6 of the second interface module J2 is connected to the input end of LED5 through resistor R5.

4. A multifunctional test power interface control circuit according to claim 1, characterized in that: The model of the third interface module J3 is PWR-2*4, pin 2 of the third interface module J3 is connected to the LED1 input end through resistor R1, pin 4 of the third interface module J3 is connected to the LED2 input end through resistor R2, pin 6 of the third interface module J3 is connected to the LED5 input end through resistor R5, and pin 8 of the third interface module J3 is connected to the LED6 input end through resistor R6.

5. A multifunctional test power interface control circuit according to claim 1, characterized in that: The model of the fourth interface module J4 is PWR-2*6, pin 2 of the fourth interface module J4 is connected to the LED1 input end through resistor R1, pin 4 of the fourth interface module J4 is connected to the LED2 input end through resistor R2, pin 6 of the fourth interface module J4 is connected to the LED3 input end through resistor R3, pin 8 of the fourth interface module J4 is connected to the LED4 input end through resistor R4, pin 10 of the fourth interface module J4 is connected to the LED5 input end through resistor R5, and pin 12 of the fourth interface module J4 is connected to the LED6 input end through resistor R6.

6. A multifunctional test power interface control circuit according to claim 1, characterized in that: The model of the fifth interface module J5 is HDR-M-2.54-2*8, pin 2 of the fifth interface module J5 is connected to the LED1 input end through a resistor R1, pin 4 of the fifth interface module J5 is connected to the LED2 input end through a resistor R2, pin 6 of the fifth interface module J5 is connected to the LED3 input end through a resistor R3, pin 8 of the fifth interface module J5 is connected to the LED4 input end through a resistor R4, pin 10 of the fifth interface module J5 is connected to the LED5 input end through a resistor R5, pin 12 of the fifth interface module J5 is connected to the LED6 input end through a resistor R6, pin 14 of the fifth interface module J5 is connected to the LED7 input end through a resistor R7, and pin 16 of the fifth interface module J5 is connected to the LED8 input end through a resistor R8.

7. A multifunctional test power interface control circuit according to claim 1, characterized in that: The output end of LED1, the output end of LED2, the output end of LED3, the output end of LED4, the output end of LED5, the output end of LED6, the output end of LED7 and the output end of LED8 are connected through the same wire, the pin 1 of the first interface module J1, the pin 3 of the first interface module J1, the pin 1 of the second interface module J2, the pin 3 of the second interface module J2, the pin 5 of the second interface module J2, the pin 1 of the third interface module J3, the pin 3 of the third interface module J3, the pin 5 of the third interface module J3, the pin 7 of the third interface module J3, the pin 1 of the fourth interface module J4, the pin 2 of the fourth interface module J4, the pin 3 of the third interface module J3, the pin 5 of the third interface module J3, the pin 7 of the third interface module J3, the pin 1 of the fourth interface module J4, the pin 2 of the fourth interface module J4 Pin 3 of the fourth interface module J4, pin 5 of the fourth interface module J4, pin 7 of the fourth interface module J4, pin 9 of the fourth interface module J4, pin 11 of the fourth interface module J4, pin 1 of the fifth interface module J5, pin 3 of the fifth interface module J5, pin 5 of the fifth interface module J5, pin 7 of the fifth interface module J5, pin 9 of the fifth interface module J5, pin 11 of the fifth interface module J5, pin 13 of the fifth interface module J5 and pin 15 of the fifth interface module J5 are connected through the same wire, and pin 1 of the first interface module J1 is connected to the output end of LED1 through a wire.

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