TX2550 M4 Upgrade and Maintenance Manual 225
Hard disk drive (HDD) / solid state drive (SSD)
7.4.9 Replacing a 3.5-inch HDD SAS backplane
7.4.9.1 Preliminary steps
Ê "Shutting down the server" on page 52
Ê "Disconnecting the power cord" on page 53
Ê "Getting access to the component" on page 54
Ê Remove all HDD modules, see section "Removing 3.5-inch HDD modules"
on page 220.
Ê "Removing the system air duct" on page 67
Ê Remove the fan bridge, see section "Handling fan bridges" on page 90.
Ê Disconnect all cables from the defective SAS backplane.
7.4.9.2 Removing the 3.5-inch HDD bay top cover
I The 3.5-inch HDD front panel does not need to be removed in order to
replace a 3.5-inch HDD SAS backplane. In the figures, the front panel
has been removed for illustration purposes only.
Field Replaceable Unit
(FRU)
Hardware: 15 minutes
Tools: Phillips PH2 / (+) No. 2 screw driver
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