HP Integrity rx4610 User Manual page 174

Chapter 11
ix. Replace all power cords and power cables.
x. Turn on the monitor.
xi. Turn on the HP Server at the control panel.
xii. Check for error messages.
If the HP Server Passes POST but a Processor is Disabled or Not Recognized
If a processor is not recognized by the Server, check the following items:
1. Verify that the pins on the processors are not bent and that the processor is
properly seated.
2. Verify that the power pod is fully engaged into the processor and seated
properly.
3. Check the power cable from the Processor Baseboard to the power pod
connectors.
If steps one to three above are complete and the processor is still disabled during
the HP Server's power-on self-test (POST), you can re-enable it through the BIOS
Setup Utility:
4. Power up the server.
5. Start the BIOS Setup Utility by pressing F2.
6. Under the Main menu, enable Processor Retest.
The next time the system is booted, the BIOS retests all processors and
enables them. On a subsequent boot, Processor Retest is automatically
disabled.
If the 172 mm or 120 mm Fans Do Not Operate
Check the following items if the fans do not operate:
1. Check the 48V fuse on the Power Distribution Board.
2. Verify that the fan cables are properly connected.
If the HP Server Has No Video and POST is Stuck in Reset
Check the following if there is no video display:
1. Check that all accessory boards, DC-DC Converters, power pods, and
processors are firmly seated in their slots.
2. Replace the Power Pod.
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Troubleshooting