Seagate Exos E 4U106 Hardware Installation And Maintenance Manual page 60

2. Rotate the inner CMA cable capture arm into the C bracket to secure the rest of the data cables. The outer CMA
cable capture arm may need to be pushed down in the C bracket to allow the inner cable capture arm to seat
properly. The CMA bracket may need to be shifted slightly in order for the thumbscrew to find the PEM thread
in the CMA shelf. Secure the thumbscrew.
3. Install the PSU cables.
Refer to the details provided beneath the sub-steps, noting that the top view details represent the CMA shelf.
a. Remove the M3 panhead screw from the PSU cable clip assembly, and set it aside for re-installation.
b. Install the right-angle C19 connectors into the PSUs.
c. Route the cables as shown, ensuring they lay flat on the CMA shelf and through the PSU cable-clip
assembly.
d. Reinstall the M3 panhead screw from
PSU cable clip M3 panhead screw
Figure 54 Securing PSU Cables through CMA bracket
4. Route cables through CMA baskets.
Route cables through the first two baskets, ensuring minimal cable crossover to maximize space.
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Use all available space on the CMA shelf to make the first 180º bend into the first CMA basket.

Keep pairs of dual SAS cables parallel and close together.
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60 Installation
step 3a, while torquing the screw to 0.56 N-m (5 lbf-in).
4U106 enclosure rear panel
CMA shelf detail – top view