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Dell PowerEdge 750 Troubleshooting Guide Page 39

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Troubleshooting a Wet System
Problem
l Liquid spilled on the system.
l Excessive humidity.
Action
1. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
2. Open the system. See "Opening the System."
3. Remove all expansion cards installed in the system. See "Removing an Expansion Card" in "Installing System Options."
4. Let the system dry thoroughly for at least 24 hours.
5. Close the system. See "Closing the System."
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."
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" in
"Installing System Options."
8. Run the system board tests in the system diagnostics to confirm that the system is working properly. See "Running the System Diagnostics."
If the tests fail, see "Getting Help."
Troubleshooting a Damaged System
Problem
l System was dropped or damaged.
Action
1. Open the system. See "Opening the System."
2. Ensure that the following components are properly installed:
l Expansion cards
l Power supply
l Fans
l Hard drive connections
3. Ensure that all cables are properly connected.
4. Close the system. See "Closing the System."
5. Run the system board tests in the system diagnostics. See "Running the System Diagnostics."
If the tests fail, see "Troubleshooting the System Board."
CAUTION: See your System Information Guide for complete information about safety precautions, working inside the computer, and protecting
against electrostatic discharge.
CAUTION: See your System Information Guide for complete information about safety precautions, working inside the computer, and protecting
against electrostatic discharge.
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