Chapter 3: Replacing Pre-installed Components 67
3.8 Replacing the SAS/SATA Backplane
To replace the SAS/SATA backplane, you need to remove all
the fans and the fan cradle first. Refer to the first three steps
given in “2.5 Installing the Floppy Disk Drive (Option)”. Then,
do the following:
1. Remove the SATA hot-swap HDD trays corresponding to
the SAS/SATA backplane to be replaced from the FT48-
B4985.
2. Disconnect all cables from the SAS/SATA backplane to
be replaced.
3. Remove the screw holding the SAS/SATA backplane.