9If you have a SATA backplane, verify that the cable connections between the SATA backplane and the SATA controller are correct. Ensure that the cables are firmly connected to the SATA controller and the SATA backplane board.
10Close the system. See "Closing the System" on page 80.
11Reconnect the system to its electrical outlet, and turn on the system and attached peripherals.
If the problem persists, see "Getting Help" on page 157.
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 147.
2Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3Open the system. See "Opening the System" on page 79.
4Verify that the installed expansion cards are compliant with the expansion card installation guidelines. See "Expansion Card Installation Guidelines" on page 103.
5Ensure that each expansion card is firmly seated in its connector. See "Installing an Expansion Card" on page 104.
6Close the system. See "Closing the System" on page 80.
7Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
8If the problem is not resolved, turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
9Open the system. See "Opening the System" on page 79.
Troubleshooting Your System
