Removing The Optional Hard Drive Backplane (Rear) - Dell DR4300e Owner's Manual

Removing the optional hard drive backplane (rear)

Prerequisites
1. Follow the safety guidelines listed in the Safety instructions section.
2. Follow the procedure listed in the Before working inside your system section.
3. Remove both hard drives.
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 are shipped with your product.
CAUTION: To prevent damage to the drives and backplane, you must remove the hard drives
from the system before removing the backplane.
CAUTION: You must note the number of each hard drive and temporarily label them before
removal so that you can replace them in the same locations.
Steps
1. Disconnect all the cables from the backplane.
2. Lift the release pin and slide the backplane toward the front of the chassis.
3. Lift the backplane to remove it from the chassis.
155