IBM MTM 2145-12F, Hardware Installation Manual

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2. Move the upper CMA to the left to swing it out of the way.
a. To reattach the upper CMA to the rail, reverse the procedure.
3. To release the lower CMA, push the latch on the support rail connector
▌11▐
to
release it from the connector base
▌12▐
on the left rail.
4. Move the lower CMA to the right to swing it out of the way.
a. To reattach the lower CMA to the rail, reverse the procedure.
Installing or replacing the cable-management arm: 2145-92F
Use these procedures to install the cable-management arm (CMA) for the 2145-92F
expansion enclosure. You can also use these procedure to replace a faulty CMA
assembly.
About this task
As part of the initial installation of the 2145-92F expansion enclosure, you must
attach the CMA. You might also need to replace a faulty CMA with a new one
from FRU stock.
The cable management arm (CMA) consists of an upper arm and a lower arm
assembly, as Figure 68 on page 76 shows.
svc01066
Chass
is
PUSH
6
5
Figure 66. Release the upper CMA assembly
PUSH
svc01067
11
12
Figure 67. Release the lower CMA assembly
Chapter 4. Installing an optional 5U SAS expansion enclosure
75