Dell DL4000 Appliance Owners Manual - Page 72

Troubleshooting a storage controller, Troubleshooting expansion cards

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If the problem persists, try troubleshooting the expansion cards or see Getting Help. Troubleshooting a storage controller 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. NOTE: When troubleshooting a SAS or PERC controller, see the documentation for your operating system and the controller. 1. Run the appropriate diagnostic test. For more information, see Using System Diagnostics. 2. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet. 3. Remove the system cover. 4. Verify that the installed expansion cards are compliant with the expansion card installation guidelines. 5. Ensure that each expansion card is firmly seated in its connector. 6. Install the system cover. 7. Reconnect the system to the electrical outlet, and turn on the system and attached peripherals. 8. If the problem is not resolved, turn off the system and attached peripherals, and disconnect the system from the electrical outlet. 9. Remove the system cover. 10. Remove all expansion cards installed in the system. 11. Install the system cover. 12. Reconnect the system to the electrical outlet, and turn on the system and attached peripherals. 13. Run the appropriate diagnostic test. For more information, see Using System Diagnostics. If the tests fail, see Getting Help. 14. For each expansion card you removed in step 10, perform the following steps: a. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet. b. Remove the system cover. c. Reinstall one of the expansion cards. d. Install the system cover. e. Run the appropriate diagnostic test. For more information, see Using System Diagnostics. If the tests fail, see Getting Help. Troubleshooting expansion cards 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. 72

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If the problem persists, try troubleshooting the expansion cards or see
Getting Help
.
Troubleshooting a storage controller
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.
NOTE:
When troubleshooting a SAS or PERC controller, see the documentation for your operating
system and the controller.
1.
Run the appropriate diagnostic test. For more information, see
Using System Diagnostics
.
2.
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3.
Remove the system cover.
4.
Verify that the installed expansion cards are compliant with the expansion card installation
guidelines.
5.
Ensure that each expansion card is firmly seated in its connector.
6.
Install the system cover.
7.
Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
8.
If the problem is not resolved, turn off the system and attached peripherals, and disconnect the
system from the electrical outlet.
9.
Remove the system cover.
10.
Remove all expansion cards installed in the system.
11.
Install the system cover.
12.
Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
13.
Run the appropriate diagnostic test. For more information, see
Using System Diagnostics
. If the tests
fail, see
Getting Help
.
14.
For each expansion card you removed in step 10, perform the following steps:
a.
Turn off the system and attached peripherals, and disconnect the system from the electrical
outlet.
b.
Remove the system cover.
c.
Reinstall one of the expansion cards.
d.
Install the system cover.
e.
Run the appropriate diagnostic test. For more information, see
Using System Diagnostics
.
If the tests fail, see
Getting Help
.
Troubleshooting expansion cards
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.
72