Dell SC440 Computer Hardware User Manual


 
84 Troubleshooting Your System
Troubleshooting a Wet System
Problem
Liquid spilled on the system.
Excessive humidity.
Action
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
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
2
Open the system. See "Opening the System" on page 41.
3
Remove all expansion cards installed in the system. See "Removing an Expansion Card" on page 56.
4
Let the system dry thoroughly for at least 24 hours.
5
Close the system. See "Closing the System" on page 41.
6
Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
If the system does not start properly,
see
"Getting Help" on page 107
.
7
If the system starts properly, shut down the system and reinstall all of the expansion cards that you
removed. See "Installing an Expansion Card" on page 57.
8
Run the appropriate online diagnostic test. See "Using Dell PowerEdge Diagnostics" on page 97.
If the tests fail,
see
"Getting Help" on page 107
.
Troubleshooting a Damaged System
Problem
System was dropped or damaged.
book.book Page 84 Tuesday, August 25, 2009 1:14 PM