Removing The Power Module From The Cisco Cbr Chassis - Cisco cBR Series Manual

Maintaining the power system

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Figure 2: Removing the DC Power Connection from the DC FPEM

Step 6

Repeat

Step 2, on page 3

Step 7

Insert the 1/4-20 terminal bolts and secure them using a torque wrench and 7/16" hex socket with a torque of 45-50 in-lb

(5.08-5.65 Nm).

Step 8

Reinstall the terminal block covers by clipping them on the top edge of the terminal block housing and then rotating them

down until they snap into place.

Removing the Power Module from the Cisco cBR Chassis

Before you begin

• Attach an ESD-preventive wrist strap to your wrist and connect the other end to the grounding lug connected to the chassis.

• Be aware of the weight and size of the equipment. Handle it with care.

Restrictions

• For the DC-powered Cisco cBR with N+1 redundancy, ensure that the chassis has at least five operational DC Power Modules

for the chassis to be functional.

• For the AC-powered Cisco cBR with N+1 redundancy, ensure that the chassis has at least four operational AC Power Modules

for the chassis to be functional.

• For the AC-powered Cisco cBR with 1+1 redundancy, ensure that the chassis has six operational AC Power Modules for the

chassis to be functional.

Required Tools and Equipment

• ESD-preventive wrist strap

• 3/16" flat-blade torque screwdriver

• Antistatic bag

Procedure

Step 1

Loosen the two screws on the front power entry bezel using a 3/16" flat-blade torque screwdriver. Remove the front

power entry bezel from the chassis.

and

Step 5, on page 3

to disconnect each terminal block connection.

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