Dell PowerEdge R900 - Manual (Page 148)

148 Troubleshooting Your System
c Remove all the processors. See "Processors" on page 101.
d Install a processor into the socket for processor 1. See "Processors" on
page 101.
NOTE: To locate the processors, see Figure 3-1.
e Close the system. See "Installing the Top Cover" on page 60.
f Reconnect the system to the electrical outlet, and turn on the system
and attached peripherals.
g Run the appropriate online diagnostic test.
h If the test completes successfully, then repeat steps a through g.
i If the test fails, the processor in the system is faulty. See "Getting
Help" on page 165.
11 Reinstall the processors. See "Processors" on page 101.