Removing Psu Modules; Preliminary Steps - Fujitsu PRIMERGY TX300 S8 Upgrade And Maintenance Manual

Power supply
6.3

Removing PSU modules

Customer Replaceable Unit
(CRU)
Tools: tool-less
I
Note for servers using CMA (Cable Management Arm)
Since the installed CMA is blocking PSU modules, additional steps are
required in order to remove or replace PSU modules:
Ê Unlock the CMA stopper.
Ê Remove the CMA stopper with the mounted crossbar.
Ê Support the CMA stopper, the crossbar and the CMA arm including
cables with your right hand.
Ê Remove the PSU module and install a PSU dummy module into the
empty bay.
Ê Remount the complete assembly (CMA stopper, crossbar and CMA
arm) into the rail.
6.3.1

Preliminary steps

Ê Remove the AC power cord from its cable bracket and disconnect it from the
PSU module to be removed as described in section
server from the mains" on page
V
CAUTION!
In order to ensure uninterrupted operation, observe the following
instructions:
Ê Before disconnecting a PSU module, ensure that sufficient power
supply is available for your system configuration with the
remaining PSU module(s).
Ê Before disconnecting a power supply, ensure that the power
supply module in the first or second slot is still active.
170
63.
Upgrade and Maintenance Manual
Average task duration:
5 minutes
"Disconnecting the
TX300 S8 / RX350 S8