Troubleshooting A Sas Or Sas Raid Controller - Dell PowerEdge R410 Hardware Owner's Manual

Troubleshooting a SAS or SAS RAID Controller

NOTE:
When troubleshooting a SAS or SAS RAID controller, also see the
documentation for your operating system and the controller.
1 Run the appropriate online diagnostic test. See "Using Dell™ Diagnostics"
on page 163.
2 Enter the System Setup program and ensure that the SAS or SAS RAID
controller is enabled. See "Entering the System Setup Program" on
page 58.
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.
5 If installed, remove the optional front bezel. See "Removing and Replacing
the Optional Front Bezel" on page 81.
WARNING:
cover and access any of the components inside the system. Before you begin this
procedure, review the safety instructions that came with the system.
6 Turn off the system and attached peripherals, and disconnect the system
from its electrical outlet.
7 Open the system. See "Opening the System" on page 82.
8 If you have a SAS RAID controller, ensure that the following RAID
components are properly installed and connected:
• Memory module
• Battery
9 Verify that the cable connections between the SAS backplane(s) and the
SAS controller are correct. See "Installing the SAS Backplane" on page 138.
10 Ensure that the cables are firmly connected to the SAS controller and the
SAS backplane board.
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Troubleshooting Your System
Only trained service technicians are authorized to remove the system