Dell PowerEdge R910, Hardware Owner'S Manual

Page: 188 / 210

188
Troubleshooting Your System
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 PERC controller
See the controller's documentation for information about configuration
settings.
4
Check the configuration settings, make any necessary corrections, and
restart the system.
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.
5
Turn off the system and attached peripherals, and disconnect the system
from its electrical outlet.
6
Open the system. See "Opening the System" on page 89.
7
Ensure that the controller card is firmly seated into the system board
connector. See "Integrated Storage Controller Card" on page 143.
8
If you have a PERC controller with a battery-backed cache, ensure that the
RAID battery is properly connected and, if applicable, the memory module
on the PERC card is properly seated.
9
Verify that the cable connections between the SAS backplane and the
integrated storage controller are correct. See "Installing the Integrated
Storage Controller Card" on page 145 and Figure 6-2.
Ensure that the cables are firmly connected to the storage controller and
the SAS backplane board.
10
Close the system. See "Closing the System" on page 90.
11
Reconnect the system to its electrical outlet, and turn on the system and
attached peripherals.
If the problem persists,
see "Getting Help" on page 203.
book.book Page 188 Wednesday, January 20, 2010 10:20 AM