116 Upgrade and Maintenance Manual RX1330 M3
Note for servers using CMA (Cable Management Arm)
Regarding of replacing PSUs, additional tasks are needed, due to an
interference between CMA stopper and the PSUs.
Ê Push the lock spring inward to unlock the CMA stopper (see figure 31).
V CAUTION!
In case of not enough space at the under side, unlock the CMA
stopper of the server below and pull out the CMA to the rear side
Ê Remove the CMA stopper with the mounted crossbar (see figure 32).
Ê Hold the CMA stopper, the crossbar and the CMA including cables in the one
hand.
Ê Remove the PSU (see figure 33) and install the new PSU carefully.
Ê Mount the complete assembly (CMA stopper, the crossbar and the CMA)
again into the rail.
6.3.3.1 Preliminary steps
Ê "Locating the defective server" on page 50
Ê "Locating the defective component" on page 51
Ê Check which PSU is defective.
A PSU is defective when the indicator (1) in figure 245 lights orange. For
more information see section "Connectors and indicators" on page 324.
Ê Only when replacing a PSU in a non-redundant configuration: "Shutting
down the server" on page 53
Ê Remove the power cord from the defective PSU as described in section
"Disconnecting the power cord" on page 54
6.3.3.2 Removing the defective hot-plug PSU
Ê Remove the PSU as described in section "Removing a hot-plug PSU" on
page 114.
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