4-Digit PC Analyzer Computer Diagnostic Post Card Motherboard Fault Tester for ISA PCI Bus Main Board
Feature:
1. Use four-digit fault code display;
2. The code value of "Start Code" is a specific "0000" or "FFFF", which is clear at a glance. However, the code value of the "start code" of the traditional two-code diagnostic card is uncertain and cannot be accurately distinguished by the human eye;
3. Able to test the speed of motherboard PCI and ISA bus;
4. Can test the fault of the diagnostic card itself;
5. It is fully compatible with various high, medium and low-end motherboards (for motherboards of various low, medium, high and even server CPU platforms from Intel, AMD, VIA and other manufacturers),the fault code is more accurate and reliable, and it does not crash;
6. There is a function of repeatedly checking the code, and the code will never flash by again. You press the switch once to display a code to pause;
7. The use of SMD components does not hurt hands;
8. It has the function of beeping to report failure;
9. This card can be plugged into ISA or PCI;
10. After inserting the wrong slot or reversely, the power will not burn any parts;
11. Can display the crash of repeated automatic reset under the black screen;
12. Power on the board without plugging in the CPU and other empty boards to diagnose important signal conditions in the board;
13. The computer motherboard fault diagnosis card displays the cause of the fault through signal lights and four-digit digital tubes, and has a buzzer. The operation of the tested motherboard can be seen at a glance.

Specification:
Size: 90*90mm/3.54*3.54''

Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-3mm measuring deviation due to manual measurement. 

1 x Diagnostic Post Card  
1 x User Manual