110 Troubleshooting Your System
Troubleshooting the Processor
CAUTION: Many repairs may only be done by a certified service technician. You
should only perform troubleshooting and simple repairs as authorized in your
product documentation, or as directed by the online or telephone service and
support team. Damage due to servicing that is not authorized by Dell is not covered
by your warranty. Read and follow the safety instructions that came with the
product.
1
Run the appropriate online diagnostics test. See "Using Online
Diagnostics" on page 111.
2
Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet.
3
Open the system. See "Opening the System" on page 50.
4
Ensure that the processor and heat sink are properly installed. See
"Processor" on page 82.
5
Close the system. See "Closing the System" on page 51.
6
Run the appropriate online diagnostic test.
If a problem is still indicated, see
"Getting Help
" on page 119.
book.book Page 110 Monday, March 7, 2011 2:24 PM