Concluding steps
No steps needed.
6.3.3
Replacing a hot-plug PSU
Customer Replaceable
Unit (CRU)
Hardware: 5 minutes
Tools: Phillips PH1 / (+) No. 1 screw driver (for DC PSU -48 V)
The procedure of replacing an AC PSU or a DC PSU differs only in
disconnecting/connecting the power cord.
CAUTION
â–¶
When replacing a PSU in a non-redundant PSU configuration, the
server must be switched off first.
â–¶
Replace the PSU after specifying the one that breaks down at work
by revitalization.
Note for servers using CMA (Cable Management Arm)
Regarding of removing PSUs, additional tasks are needed, due to an
interference between CMA and the PSUs.
â–¶
Push the lock spring inward to unlock the CMA bracket, see Figure 49.
â–¶
Remove the CMA.
â–¶
Hold the CMA including cables in the one hand.
â–¶
Remove the PSU (see Figure 50) and install the new PSU carefully
.
Note for PSU 1:
Remove the PSU 1 carefully while lifting PSU 1 and bringing PSU 1
to the right, in order to avoid interference.
â–¶
Mount the complete assembly (CMA bracket and the CMA) again into the
rail.
Power supply unit (PSU)
RX2540 M7 Upgrade and Maintenance Manual 133