HP D5970A - NetServer - LCII Guía Del Usuario page 109

Chapter 12
No Error Messages Displayed On Screen
General Checks:
1. Listen for beep codes.
If you hear a series of audible beeps refer to refer to the beep codes listed
in the HP Netserver LP 1000r Service Manual.
If no beep codes are heard, continue with the next step.
2. Verify all external cables and power cables are firmly plugged in.
3. Verify the power outlet is working.
4. Verify the Netserver and monitor are turned on.
The power-on indicator should be illuminated.
5. Verify the display's contrast and brightness settings are correct.
6. Verify all internal cables are properly connected and all boards firmly
seated.
7. Verify the processor and its heatsink are fully seated in its socket on the
system board.
8. Verify the DIMMs are installed correctly and fully seated.
9. Verify the DIMM notches are aligned to the keys in the DIMM connector.
After Installing an Accessory:
1. Turn off the monitor, the Netserver, and any external devices.
2. Unplug all cables from the power outlet.
3. Remove the cover.
4. Check the following:
If you have installed an accessory board, verify the board is firmly
seated in its slot and any switches or jumpers on the accessory board
are properly set.
Refer to the documentation provided with accessory board.
Check all internal cabling and connections.
If you have changed any switches on the system board, verify each one
is properly set.
NOTE
Only two of the eight switches on configuration switch are
used.
Troubleshooting
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