Dell PowerEdge C8000 - Manual (Page 219)

Troubleshooting 219
6 Open the sled. See "Sled Covers" on page 148.
7 Ensure that the controller card is firmly seated into the system board
connector. See "Installing the RAID Controller Card" on page 168.
8 If you have a battery-cached SAS RAID controller, ensure that the RAID
battery is properly connected and, if applicable, the memory module on
the RAID card is properly seated.
9 Ensure that the cables are firmly connected to the storage controller.
10 Close the sled. See "Sled Covers" on page 148.
11 Reinstall the sled into the enclosure. See "Installing a Sled" on page 144.
12 Turn on the sled and attached peripherals.
13 If the problem persists, see "Getting Help" on page 241.
Troubleshooting Expansion Cards
NOTE: When troubleshooting an expansion card, see the documentation for your
operating system and the expansion card.
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 Turn off the sled and attached peripherals.
2 Remove the sled from the enclosure. See "Removing a Sled" on page 143.
3 Open the sled. See "Sled Covers" on page 148.
4 Ensure that each expansion card is firmly seated in its connector. See
"Installing the RAID Controller Card" on page 168.
5 Close the sled. See "Sled Covers" on page 148.
6 Reinstall the sled into the enclosure. See "Installing a Sled" on page 144.
7 Turn on the sled and attached peripherals.
8 If the problem is not resolved, see "Getting Help" on page 241.