Troubleshooting a sas or sas raid controller card – Dell PowerEdge R900 User Manual
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Troubleshooting Your System
Troubleshooting a SAS or SAS RAID Controller
Card
NOTE:
When troubleshooting a SAS or SAS RAID controller card, also see the
documentation for your operating system and the controller card.
Problem
• Error message indicates a problem with the SAS or SAS RAID controller
card.
• SAS or SAS RAID controller card performs incorrectly or not at all.
Action
CAUTION:
Only trained service technicians are authorized to remove the system
cover and access any of the components inside the system. Before performing any
procedure, see your Product Information Guide for complete information about
safety precautions, working inside the computer and protecting against
electrostatic discharge.
1 Run the appropriate online diagnostic test. See "Using PowerEdge
2 Enter the System Setup program and ensure that the SAS or SAS RAID
controller card is enabled. See "Using the System Setup Program" on
3 Restart the system and press the applicable key sequence to enter the
configuration utility program:
• <Ctrl><c> for a SAS controller
• <Ctrl><r> for a SAS RAID controller
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 Remove power from the system and attached peripherals, and disconnect
the system from its electrical outlet.
6 Open the system. See "Removing the Top Cover" on page 60.