Apple Xserve G5 - Manual (Page 82)

8 - Xserve G5 Troubleshooting Startup Symptom Charts
Symptom Charts
How to Use the Symptom Charts
The Symptom Charts included in this chapter will help you diagnose specific symptoms
related to the product. Because cures are listed on the charts in the order of most likely
solution, try the cures in the order presented. Verify whether or not the product continues
to exhibit the symptom. If the symptom persists, try the next cure.
Note: If a cure instructs you to replace a module, reinstall the original module before you
proceed to the next cure.
Startup
System is completely dead (no blower movement and power LED is not lit)
1. Verify that the system ID button on the back of the logic board aligns with the
opening in the chassis back panel. If it does not, realign the logic board.
2. Verify the power outlet is good.
3. Replace the power cord.
4. Disconnect external devices, including the monitor, and start up the server.
5. Remove internal PCI and PCI-X cards and start up the server.
6. Verify that the power supply is properly connected to the logic board.
7. Verify the front panel board cable is properly connected at both ends.
8. Reseat the front panel board.
9. Verify all cable connections to the logic board and drive interconnect board.
10. Replace the power supply.
11. Replace the front panel board cable.
12. Replace the front panel board.
13. Replace the drive interconnect board.
14. Replace the logic board. Note: When installing the new logic board, make sure the
ports and ID button on the back of the board align with the openings in the chassis.