Troubleshooting Your System 189
Troubleshooting Expansion Cards 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 not
covered by your warranty. Read and follow the safety instructions that came
withthe product.
NOTE: When troubleshooting an expansion card, see the documentation for your
operating system and the expansion card.
1
Run the appropriate online diagnostic test. See "Using Online Diagnostics"
on page193.
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 89.
4
Verify that the installed expansion cards are compliant with the expansion
card installation guidelines. See "Expansion Card Installation Guidelines"
on page124.
5
Ensure that each expansion card is firmly seated in its connector. See
"Installing an Expansion Card" on page126.
6
Close the system. See "Closing the System" on page90.
7
Reconnect the system to the electrical outlet, and turn on the system and
attached peripherals.
8
If the problem is not resolved, turn off the system and attached
peripherals, and disconnect the system from the electrical outlet.
9
Open the system. See "Opening the System" on page 89.
10
Remove all expansion cards installed in the system. See "Removing an
Expansion Card" on page128.
11
Close the system. See "Closing the System" on page90.
12
Reconnect the system to the electrical outlet, and turn on the system and
attached peripherals.
13
Run the appropriate online diagnostic test.
If the tests fail, see "Getting Help" on page203.
book.book Page 189 Wednesday, January 20, 2010 10:20 AM