Dell PowerEdge 2850 - Manual (Page 43)

8. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
9. Open the system. See " Opening the System ."
10. Remove all expansion cards installed in the system. See "Removing an Expansion Card" in "Installing System Options."
11. Close the system. See " 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 the System ."
c. Reinstall one of the expansion cards.
d. Close the system. See " 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 " in "Running the System Diagnostics."
2. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3. Open the system. See " Opening the System ."
4. Ensure that each processor and heat sink are properly installed. See " Processors " in "Installing System Options."
5. Close the system. See " 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.
If the tests fail or the problem persists, continue 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 the System ."
10. Remove processor 2, leaving only processor 1 installed. See " Processors " in "Installing System Options."
To locate the processors, see Figure A -3 .
If only one processor is installed, see " Getting Help ."
CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system. See
your Product Information Guide for complete information about safety precautions, working inside the computer, and protecting against
electrostatic discharge.