Dell PowerEdge T20 Dell PowerEdge T20 Owners Manual - Page 66

Troubleshooting A Wet System, Getting Help, Using System Diagnostics

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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. Open the system. 3. Disassemble the following components from the system: - Hard drives - Expansion cards - Power supply - System fan - Processor and heat sink - Memory modules 4. Let the system dry thoroughly for at least 24 hours. 5. Reinstall the components you removed in step 3. 6. Close the system. 7. Turn on the system and attached peripherals. If the system does not start properly, see Getting Help. 8. Run the appropriate diagnostic test. For more information, see Using System Diagnostics. If the tests fail, see Getting Help. 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. Open the system. 3. Ensure that the following components are properly installed: - Expansion cards - Power supply - System fan - Processor and heat sink - Memory modules 4. Ensure that all cables are properly connected. 5. Close the system. 6. Run the appropriate diagnostic test. For more information, see Using System Diagnostics. If the tests fail, see Getting Help. 66

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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.
Open the system.
3.
Disassemble the following components from the system:
–
Hard drives
–
Expansion cards
–
Power supply
–
System fan
–
Processor and heat sink
–
Memory modules
4.
Let the system dry thoroughly for at least 24 hours.
5.
Reinstall the components you removed in step 3.
6.
Close the system.
7.
Turn on the system and attached peripherals.
If the system does not start properly, see
Getting Help
.
8.
Run the appropriate diagnostic test. For more information, see
Using System Diagnostics
.
If the tests fail, see
Getting Help
.
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.
Open the system.
3.
Ensure that the following components are properly installed:
–
Expansion cards
–
Power supply
–
System fan
–
Processor and heat sink
–
Memory modules
4.
Ensure that all cables are properly connected.
5.
Close the system.
6.
Run the appropriate diagnostic test. For more information, see
Using System Diagnostics
.
If the tests fail, see
Getting Help
.
66