Dell PowerEdge R905 - Manual (Page 164)

164
Troubleshooting Your System
Action
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 Run the appropriate online diagnostic test. See "Using Dell PowerEdge
Diagnostics" on page 169.
2 Enter the System Setup program and ensure that the SAS or SAS RAID
controller is enabled. See "Using the System Setup Program" on page 45.
3 Restart the system and press <Ctrl><C> to enter the configuration
utility program:
See the controller's documentation for information about configuration
settings.
4 Check the configuration settings, make any necessary corrections, and
restart the system.
If the problem is not resolved, continue to the next step.
5 Turn off the system and attached peripherals, and disconnect the system
from its electrical outlet.
6 Open the system. See "Opening and Closing the System" on page 67.
7 Ensure that the controller card is firmly seated into the INTERNAL
STORAGE system board connector. See "Installing a SAS Controller Card"
on page 114.
8 If you have a SAS RAID controller, ensure that the following components
are properly installed and connected:
•
Memory module
• RAID battery
9 Verify that the cable connections between the backplane and the SAS
controller are correct. See "SAS Backplane" on page 124.
10 Close the system. See "Opening and Closing the System" on page 67.