Q-Logic ISR6142 Power-On Self-Test Diagnostics, Input Power LED is Off, System Fault LED is On

5 – Diagnostics and Troubleshooting Power-On Self-Test Diagnostics

S

Input Power LED is Off

The input power LED lights up to show that the router logic circuitry is receiving proper voltages. If the input power LED is off, do the following:

„Inspect power cord and connectors. Is the cord unplugged? Is the cord or connector damaged?

„Yes – Make necessary corrections or repairs. If the condition remains, continue.

„No – Continue.

„Inspect AC power source. Is the power source delivering the proper voltage?

„Yes – Continue.

„No – Make the necessary repairs. If the condition remains, continue.

„Replace the router.

System Fault LED is On

The system fault LED will blink a specific pattern to indicate the problem. If the system fault LED lights up, take necessary actions (see page 5-3).

Power-On Self-Test Diagnostics

The router performs a series of tests as part of its power-on procedure. The POST diagnostic program performs the following tests:

„Memory

„FLASH validation

„PCI device discovery

„Management Ethernet port

5-2 SN0051102-00 A