Full compatible with any kind motherboard(such as 80486, Pentium, Pentium II, Pentium III, AMD K5, AMD K6, AMD Athlon, AMD Duron ) which has the PCI Bus slot.

Support the power source working indicator --- +5V, +12V, +3.3V, and -12V. (When indicator's LED is on to indicate its respective power is ok, otherwise to indicate its respective power is failure)

PCI Clock and RESET signal working indicator. (When indicator LED is on to indicate its respective signal is OK)

Auto port 80H/84H switch without jumper setting. It auto switch to PORT 80H for general motherboard and to switch PORT 84H for COMPAQ motherboard after system power for POST function execution.

Dual POST code display --- User can readout POST at PCB component and solder side. It is very easy to view the POST code indicator when user plug the POST card in computer system case.

POST code latch mode selection (JP1)