108 Troubleshooting Your System
12
For each expansion card you removed in step9, 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" on page 53.
c
Reinstall one of the expansion cards.
d
Close the system. See "Closing the System" on page 54.
Troubleshooting Processors CAUTION: Many repairs may only be done by a certified service technician.
Youshould only perform troubleshooting and simple repairs as authorized in
yourproduct documentation, or as directed by the online or telephone service
andsupport team. Damage due to servicing that is not authorized by Dell is
notcovered by your warranty. Read and follow the safety instructions that
camewith the product.
1
Turn off the system and attached peripherals, and disconnect the
systemfrom the electrical outlet.
2
Open the system. See "Opening the System" on page 53.
3
Ensure that each processor and heat sink are properly installed.
See" Installing the Processor" on page59.
4
Close the system. See "Closing the System" on page 54.
5
Reconnect the system to the electrical outlet, and turn on the system and
attached peripherals.
6
If the problem is not resolved, turn off the system and attached
peripherals, and disconnect the system from the electrical outlet.
7
Open the system. See "Opening the System" on page 53.
8
Remove processor 2. See "Removing the Processor" on page58.
9
Close the system. See "Closing the System" on page 54.
10
Reconnect the system to the electrical outlet, and turn on the system
and attached peripherals.
11
If the problem is not resolved, turn off the system and attached
peripherals, and disconnect the systemfrom the electrical outlet.
12
Open the system. See "Opening the System" on page 53.
book.book Page 108 Friday, December 4, 2009 4:13 PM