Western Digital Ultrastar Serv60+8 User Manual page 222

User Guide
4.12 CMA Replacement
Attention: The CMA Lite replacement package includes a CMA arm and spacer brackets.
Replacing the CMA arm can be done with the enclosure in place in the rack. To replace the
spacer brackets, the enclosure must be removed from the rack. For the replacement of a CMA
arm alone, anything pertaining to the spacer brackets may be skipped.
Table 47: Replacement Procedure Info
Required Tools
•
# 2 Philips Screwdriver
•
Cable Ties (for
configurations
with greater than
10 total cables)
•
Tape Measure
Step 1 : Place the CMA(s) into the service position.
a. Unlatch the CMA(s) at the elbow connector by pressing the blue release button to unlatch
b. Swing the CMA(s) away from the enclosure.
c. The CMA arm(s) should be extended away from the enclosure.
Step 2 : Disconnect the Enclosure from power.
a. Locate the redundant PSUs at the rear of the enclosure.
b. Detach the cable retention clip from both power cords.
Required Parts
•
Philips screws
the connector from the rail.
Figure 251: Unlatching a CMA Connector
# of People Required
Low-Profile
•
CMA Standard: 1
M4 x 3.2mm
•
CMA Lite: 2
4. Part Replacement
4.12 CMA Replacement
Time Required
•
CMA
Standard: 15m
• CMA Lite: 45m
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