Dell PowerVault NX300 Hardware Owner's Manual - Page 154

Troubleshooting a Fan, Troubleshooting System Memory

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Troubleshooting a 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. 1 Locate the faulty fan indicated by the LCD panel or the diagnostic software. 2 Turn off the system and all attached peripherals. 3 Open the system. See "Opening the System" on page 82. 4 Reseat the fan's power cable. 5 Restart the system. If the fan functions properly, close the system. See "Closing the System" on page 83. 6 If the fan does not function, turn off the system and install a new fan. See "Replacing a Cooling Fan" on page 110. 7 Restart the system. If the problem is resolved, close the system. See "Closing the System" on page 83. If the replacement fan does not operate, see "Getting Help" on page 177. Troubleshooting System Memory 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 If the system is operational, run the appropriate online diagnostic test. See "Running the System Diagnostics" on page 167. If diagnostics indicates a fault, follow the corrective actions provided by the diagnostic program. 154 Troubleshooting Your System

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154
Troubleshooting Your System
Troubleshooting a 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.
1
Locate the faulty fan indicated by the LCD panel or the diagnostic
software.
2
Turn off the system and all attached peripherals.
3
Open the system. See "Opening the System" on page 82.
4
Reseat the fan's power cable.
5
Restart the system.
If the fan functions properly, close the system. See "Closing the System" on
page 83.
6
If the fan does not function, turn off the system and install a new fan.
See "Replacing a Cooling Fan" on page 110.
7
Restart the system.
If the problem is resolved, close the system. See "Closing the System" on
page 83.
If the replacement fan does not operate,
see "Getting Help
" on page 177
.
Troubleshooting System Memory
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
If the system is operational, run the appropriate online diagnostic test.
See "Running the System Diagnostics" on page 167.
If diagnostics indicates a fault, follow the corrective actions provided by
the diagnostic program.