Dell PowerEdge R930 Owner's Manual page 161

Steps
1. Run the appropriate diagnostics test. See
2. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3. Remove the system cover.
4. Ensure that the processor and heat sink are properly installed.
5. Install the system cover.
6. Run the appropriate diagnostic test. For more information, see
Next steps
If the problem persists, see
Using system diagnostics
Getting Help.
for available diagnostic tests.
Using system diagnostics.
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