194 Upgrade and Maintenance Manual TX140 S1
Hard disk drives / solid state drives
7.4.2 Replacing the 3.5-inch HDD SAS / SATA backplane
7.4.2.1 Required tools
● Preliminary and concluding steps: tool-less
● Replacing the SAS / SATA backplane:
– Phillips PH2 / (+) No. 2 screw driver
7.4.2.2 Preliminary steps
I The 3.5-inch HDD SAS / SATA backplane is mounted on the drive cage.
It is not necessary to remove the drive cage in order to replace the
SAS / SATA backplane
Before replacing the 3.5-inch HDD SAS / SATA backplane, perform the
following steps:
Ê Disable BitLocker functionality as described in section "Disabling BitLocker
functionality" on page 93.
Ê If applicable, open the rack door as described in section "Opening the rack
door" on page 61.
Ê Locate the defective server as described in section "Locating the defective
server" on page 54.
Ê Shut down the defective server as described in section "Shutting down the
server" on page 61.
Ê Remove the AC power cord from the cable tie and disconnect it from the
system as described in section "Disconnecting power cords" on page 63.
Ê When working on a tower server, open the HDD bay cover as described in
section "Removing the HDD bay cover" on page 76.
Field Replaceable Units (FRU)
Average task duration: 10 minutes