Troubleshooting expansion cards – Dell PowerEdge 2550 User Manual
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1.
Turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet.
2.
").
3.
Unplug the cooling fan wiring harness from the interposer board by pressing the release tab on the power cable connector.
4.
Loosen the fan assembly retention pin and lift the fan assembly out of the system (see
).
Figure 7-6. Removing the Cooling Fan Assembly
5.
To replace an individual fan, perform the following steps:
a.
Separate the two halves of the fan assembly by pressing the locking tabs at each end of the assembly.
b.
Remove the faulty fan and disconnect it from the cooling fan wiring harness.
c.
Install a new fan in the assembly and connect it to the fan power wiring harness.
d.
Join the two halves of the fan assembly.
6.
Slide the fan assembly back into the system and reinstall the retention pin.
When reinstalling the fan, be careful to avoid pinching the system interface cables.
7.
Connect the cooling fan wiring harness to the interposer board.
8.
Close the system doors and reconnect the system to the electrical outlet.
9.
Turn on the system.
Do the fans operate properly?
Yes. You have fixed the problem.
No. See "
Getting Help
" for instructions on obtaining technical assistance.
Troubleshooting Expansion Cards
If an error message indicates an expansion-card problem or if an expansion card seems to perform incorrectly or not at all, the problem could be a faulty
connection, a conflict with software or other hardware, or a faulty expansion card. To troubleshoot expansion cards, perform the following steps:
1.
Turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet.
2.
").
3.
Remove the expansion-card cage (see "
Removing and Replacing the Expansion-Card Cage
").
4.
Reinstall the expansion-card cage (see "
Removing and Replacing the Expansion-Card Cage
WARNING: See "Protecting Against Electrostatic Discharge" in the safety instructions in your System Information document.
WARNING: See "Protecting Against Electrostatic Discharge" in the safety instructions in your System Information document.