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Troubleshooting a wet system
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. Remove the system cover.
3. Remove the following components from the system:
• HDDs or SSDs
• HDD or SSD backplane
• USB memory key
• HDD or SSD tray
• cooling shroud
• expansion card risers (if present)
• expansion cards
• PSUs
• cooling fan assembly (if present)
• cooling fans
• processors and heat sinks
• memory modules
4. Let the system dry thoroughly for at least 24 hours.
5. Reinstall the components you removed in task 3 earlier.
6. Install the system cover.
7. Turn on the system and attached peripherals.
If the system does not start properly, see Getting help in this document.
8. If the system starts properly, turn off the system, and reinstall all the expansion cards that you
removed.
9. Run the appropriate diagnostic test. For more information, see Using system diagnostics in this
document.
If the tests are unsuccessful, see Getting help in this document.
Troubleshooting a damaged system
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. Remove the system cover.
3. Make sure that the following components are properly installed:
• Cooling shroud
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