Cisco CISCO2650 - 2650 Router Hardware Installation Manual page 67

Chapter 2 Installing Cisco Network Modules in Cisco Access Routers
Removing or Replacing Single-Wide, Extended Single-Wide, and Extension
Voice Network Modules from Cisco Access Routers
To remove or replace a single-wide, extended single-wide, or extension voice network module from a
Cisco access router, perform these steps:
Turn off power to the router.
Step 1
•
•
Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit.
To ensure that all power is OFF, locate the circuit breaker on the panel board that services the DC
circuit, switch the circuit breaker to the OFF position, and tape the switch handle of the circuit
breaker in the OFF position. Statement 7
Unplug all network interface cables from the rear panel of the router.
Step 2
Timesaver To make it easier to work with network cables, label the cables or prepare a network cabling diagram
before removing network interface cables from the network module.
Using a number 1 Phillips or flat-blade screwdriver, loosen the captive mounting screws on the module
Step 3
faceplate.
Using the module handle, pull the network module from the router slot.
Step 4
To avoid damaging the network module, always handle the network module by the handle or faceplate.
Caution
Do not touch the circuit board.
Figure 2-14 Removing Single-Wide and Extended Single-Wide Network Modules from Cisco Access
1
OL-2485-20
(For routers without OIR support) Turn off electrical power to the router. Leave the power cable
plugged in to channel ESD voltages to ground.
(For the Cisco MWR 1941-DC router) Turn off power by turning the DC power source circuit
breaker to OFF. Tape the circuit breaker in the OFF position. To channel ESD voltages to ground,
do not remove the wire from the ground lug.
Routers
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Removing or Replacing Cisco Network Modules for Cisco Access Routers
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Single-wide network module
Cisco Network Modules Hardware Installation Guide
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