Dell PowerEdge E05S Owner's Manual page 167

16 Reconnect the system to the electrical outlet, and turn on the system and
attached peripherals.
17 Run the appropriate online diagnostic test.
If the test fails, the processor is faulty. See "Getting Help" on page 185.
18 Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet.
19 Open the system. See "Opening the System" on page 76.
20 Remove the cooling fan assembly. See "Removing the Cooling Fan
Assembly" on page 103.
21 Replace processor 1 and processor 2 with processor 3 and processor 4. See
"Removing a Processor" on page 126.
22 Install the cooling fan assembly. See "Installing the Cooling Fan Assembly"
on page 104.
23 Close the system. See "Closing the System" on page 77.
24 Repeat step 15 through step 17.
If your system has more than two processors, continue installing and
testing each processor in the processor 1 slot until you determine the
faulty processor, and then replace the faulty processor. See "Getting Help"
on page 185.
If you have tested all the processors and the problem persists, the system
board is faulty. See "Getting Help" on page 185.
Troubleshooting Your System
169