Dell PowerEdge C8000 - Manual (Page 346)

346 Troubleshooting
1 Turn off the sled and attached peripherals.
2 Remove the sled from the enclosure. See "Removing a Sled" on page 155.
3 Open the sled. See "Removing the Front and Back Sled Covers" on
page 176 or "Removing the Sled Cover" on page 181.
4 Ensure that each expansion card is firmly seated in its connector.
See "Expansion Cards" on page 194.
5 Close the sled. See "Installing the Front and Back Sled Covers" on
page 180 or "Installing the Sled Cover" on page 184.
6 Reinstall the sled into the enclosure. See "Installing a Sled" on page 156.
7 Turn on the sled and attached peripherals.
8 If the problem is not resolved, see "Getting Help" on page 377.
Troubleshooting Processors
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 155.
3 Open the sled. See "Removing the Front and Back Sled Covers" on
page 176 or "Removing the Sled Cover" on page 181.
4 Remove the cooling shroud. See "Removing the Cooling Shroud" on
page 278.
5 Ensure that each heat sink is properly installed. See "Installing a Heat
Sink" on page 282.
6 Ensure that there is thermal grease on the heat sink and processor.
7 Ensure that each processor is properly installed. See "Installing a Processor"
on page 287.
8 Replace the cooling shroud. See "Installing the Cooling Shroud" on
page 279.