Removing The Drive Backplane - Dell EMC PowerEdge R940xa Installation And Service Manual

Figure 58. 2.5-inch (x8) SAS/SATA lower backplane
1. Mini SAS hard drive B 1
3. Power cable connector

Removing the drive backplane

Prerequisites
CAUTION: To prevent damage to the drives and backplane, remove the drives from the system before removing the
backplane.
CAUTION: Note the number of each drive and temporarily label them before you remove the drive so that you can
replace them in the same locations.
1. Follow the safety guidelines listed in
2. Follow the procedure listed in
3. Disconnect the cables.
a. If applicable, disconnect all the slimline SAS cables from the system board.
b. If applicable, disconnect all the PERC cables from the adapter PERC cards.
4. Remove the drives.
5. Remove the support bar.
6. Remove the air shrouds.
7. Remove the cooling fan
Steps
1. Loosen the two thumb screws on the backplane expander board.
2. Press and hold the blue release tabs, and lift the backplane expander board up to disengage the slots from the guides on the system.
3. Lift the backplane expander board out of the system.
80 Installing and removing system components
Safety instructions.
Before working inside your
assembly.
2. Mini SAS hard drive A 1
4. Backplane signal connector
system.