Troubleshooting Expansion Cards
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.
NOTE: When troubleshooting an expansion card, see the documentation for your operating system and the expansion card.
1Run the appropriate online diagnostic test. See "Using Online Diagnostics" on page 121.
2Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3Open the system. See "Opening the System" on page 57.
4Ensure that each expansion card is firmly seated in its connector. See "Installing an Expansion Card" on page 78.
5Close the system. See "Closing the System" on page 58.
6If the problem is not resolved, turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
7Open the system. See "Opening the System" on page 57.
8Remove all expansion cards installed in the system. See "Removing an Expansion Card" on page 76.
9Close the system. See "Closing the System" on page 58.
10Run the appropriate online diagnostic test.
If the tests fail, see "Getting Help" on page 129.
11For each expansion card you removed in step 8, 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 57. c Reinstall one of the expansion cards.
d Close the system. See "Closing the System" on page 58.
