Troubleshooting Cooling Fan
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.
1Turn off the system and all attached peripherals.
2Open the system. See "Opening the System" on page 45.
3Reseat the fan's power cable.
4Turn on the system.
If the fan functions properly, close the system. See "Closing the System" on page 46.
5If the fan does not function, turn off the system and install a new fan. See "Installing the Cooling Fan" on page 83.
6Close the system. See "Closing the System" on page 46.
7Turn on the system.
If the problem is resolved, close the system. See "Closing the System" on page 46.
If the replacement fan does not operate, see "Getting Help" on page 123.
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Troubleshooting Your System
