Dell PowerVault DP500 - Manual (Page 85)

4. Open the system. See Opening and Closing the System .
5. Ensure that each expansion card is firmly seated in its connector. See Installing an Expansion Card .
6. Close the system. See Opening and Closing the System .
7. Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
If the problem persists, go to the next step.
8. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
9. Open the system. See Opening and Closing the System .
10. Remove all expansion cards installed in the system. See Removing an Expansion Card .
11. Close the system. See Opening and Closing the System .
12. Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
13. Run the appropriate online diagnostic test.
If the tests fail, see Getting Help .
14. For each expansion card you removed in step 10 , perform the following steps:
a. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
b. Open the system. See Opening and Closing the System .
c. Reinstall one of the expansion cards.
d. Close the system. See Opening and Closing the System .
e. Run the appropriate diagnostic test.
If the tests fail, see Getting Help .
Troubleshooting the Microprocessors
Problem
l Error message indicates a processor problem.
l Front-panel status LCD indicates a problem with the processors or system board.
l A heat sink is not installed for each processor.
Action
1. Run the appropriate online diagnostics test. See Using Server Administrator Diagnostics .
2. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3. Open the system. See Opening and Closing the System .
4. Ensure that each processor and heat sink are properly installed. See Processors .
5. Close the system. See Opening and Closing the System .
6. Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
7. Run the appropriate online diagnostic test.
CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system.
Before performing any procedure, see your Product Information Guide for complete information about safety precautions, working inside the
computer and protecting against electrostatic discharge.