Tools: tool-less
CAUTION
▶
When replacing a PSU in a non-redundant PSU configuration, the
server must be switched off first.
▶
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.
▶
If applicable, open the CMA of the server below to get enough space at the
under side of your server.
▶
Unlock the CMA stopper of the server below
.
▶
Pull out the CMA of the server below to the rear side.
▶
Push the lock spring inward to unlock the CMA bracket, see Figure 70.
▶
Remove the CMA.
▶
Hold the CMA including cables in the one hand.
▶
Remove the PSU (see Figure 72) and install the new PSU carefully.
▶
Mount the complete assembly (CMA bracket and the CMA) again into the
rail.
▶
If applicable, close the CMA of the server below.
Preliminary steps
▶
"Locating the defective server" on page 45.
▶
Check which PSU is defective.
PSU is defective when the PSU status indicator lights orange. For more
information, see "Indicator on hot-plug PSU" on page 511.
▶
Only when replacing a PSU in a non-redundant configuration: "Shutting
down the server" on page 47.
Power supply unit (PSU)
TX1330 M4 Upgrade and Maintenance Manual 153
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