Pci Pc Analyzer Manual Page

These flash when there is active communication on the PCI bus. 3. Common POST Codes POST Diagnostic Card

Before installing, ensure the computer is powered off and you are properly grounded. Pci Pc Analyzer Manual

Should flash briefly for about half a second when the system is powered on or reset. If it stays lit, the motherboard is stuck in a reset state. These flash when there is active communication on