Dell PowerEdge R415 - Manual (Page 165)

Troubleshooting Your System 165
6 Turn off the system, including any attached peripherals, and disconnect
the system from its electrical outlet.
7 Open the system. See "Opening the System" on page 82.
8 Ensure that the controller card is firmly seated into the system board
connector. See "VFlash Media (Optional)" on page 116.
9 If you have a PERC controller with battery-backed cache, ensure that the
RAID battery is properly connected and, if applicable, the memory module
on the PERC card is properly seated.
10 Verify that the cable connections between the SAS backplane(s) and the
SAS controller are correct. See "Installing the SAS Backplane" on page 141.
Ensure that the cables are firmly connected to the SAS controller and the
SAS backplane board.
11 Close the system. See "Closing the System" on page 83.
12 Reconnect the system to its electrical outlet and turn the system on,
including any attached peripherals.
If the problem persists, see "Getting Help" on page 181.
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.
NOTE: When troubleshooting an expansion card, see the documentation for your
operating system and the expansion card.
1 Run the appropriate online diagnostic test. See "Using Dell Diagnostics"
on page 169.
2 If applicable, remove the front bezel. See "Removing the Front Bezel" on
page 81.
3 Turn off the system, including any attached peripherals, and disconnect
the system from its electrical outlet.
4 Open the system. See "Opening the System" on page 82.
R415HOM.book Page 165 Friday, September 24, 2010 9:37 AM