PCI Motherboard Fault Test Card 2-Bit

From the shop's description

PCI Motherboard Fault Test Card 2-Bit The PCI Motherboard Fault Test Card 2‑Digit is a plug‑and‑play diagnostic tool that installs into a standard 32‑bit PCI slot to display BIOS POST (Power‑On Self‑Test) codes on a dual‑digit hexadecimal LED display. Equipped with three status LEDs labeled –12 V, +12 V, and VCC, it provides immediate power‑rail verification. Upon detecting a POST failure, the card automatically locks and holds the error code on the display, enabling precise troubleshooting even when video output or beep codes are unavailable. Features Dual‑digit hexadecimal LED display for clear POST code readout. Three rail‑status LEDs marked –12 V, +12 V, and VCC for quick power verification. Automatic code hold function preserves the failing code until next reset. Simple plug‑and‑play PCI edge connector requiring no additional drivers. Robust 75 mm x 50 mm PCB construction for reliable, repeatable use. Specifications Parameter Value Interface PCI slot (32‑bit) Display Dual‑digit hexadecimal LED Indicator LEDs –12 V, +12 V, VCC Code Retention Automatic hold on error Compatibility AMI, Award, Phoenix BIOS PCB Dimensions 75 mm x 50 mm Mounting PCI edge connector Applications Diagnosing POST failures on desktop motherboards. Troubleshooting system boot issues without display or speaker feedback. Validating hardware integrity during PC assembly and maintenance. Essential tool for computer repair shops and electronics hobbyists. Package Contents 1x PCI Motherboard Fault Test Card 2‑Digit. Documents PC Analyzer’s User Guide .