Installing Components
7750 SR-a4 and SR-a8 Installation Guide 113
Required tools:
• #2 Phillips or flat blade torque driver
To install a CPM-a:
Step 1. Locate the appropriate CPM-a slot on the chassis.
Step 2. Insert the CPM-a into the CPM-a slot. Align the card with the slot guides and the
captive screw with the threaded receptacle.
Step 3. Press the CPM-a firmly into the slot. Make sure that the connectors are fully seated
in the chassis. The faceplate of the CPM-a should be flush with the chassis.
Step 4. Use a torque driver to tighten the captive screws. The recommended torque is 4 to
5 lbf-in (0.45 to 0.56 N
.
m). Do not over-tighten.
Step 5. If applicable, insert a compact flash card into the external CF card slot on the front
of the card (cf1).
Step 6. (Optional) Install the redundant CPM-a in the other CPM-a slot on the chassis.
Step 7. Attach cables to the CPM-a ports.
Table 50: CPM-a Installation Features
Key Description
1 Slot guide
2 Captive screw
3 Threaded receptacle
Note: The following procedure assumes that you have performed the steps described in
Installing the Internal CF Card on the CPM-a on page 111.
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