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Modules Supported
Modules Supported
For information about interfaces and modules supported by Cisco 4000 Series ISRs, refer to the
Interfaces and Modules
Access Internal Modules
To access the internal modules on the router, you must first remove the chassis cover. See the
and Replace the Chassis Cover, page 6-4
cover on the routers.
Remove and Replace the Chassis Cover
Cisco 4000 Series ISRs have a removable cover. The tasks that you perform for removing and replacing
the router cover are based on the specific model of the Cisco 4000 Series Integrated Service Routers.
See the relevant removing and replacing sub-section for your specific router in the Cisco 4000 Series
ISRs:
•
•
•
•
Caution
Do not run the router with the cover off. This can cause the router to overheat very quickly.
Before opening the unit, disconnect the telephone-network cables to avoid contact with
Warning
telephone-network voltages. Statement 1041
Note
Use a number-2 Phillips screwdriver to perform the following tasks.
Remove the Cover from Cisco 4400 or 4200 ISR
To remove the cover:
Step 1
Read the
module.
Step 2
Confirm the router is turned off and disconnected from the power supply or power supplies. If a
redundant power is used, disconnect from the redundant power supply.
Step 3
Place the chassis on a flat surface.
Step 4
Remove the three cover screws at the back of the router cover. See
Step 5
Lift the cover from the back edge to a 45-degree angle.
Hardware Installation Guide for Cisco 4000 Series Integrated Services Routers
6-4
matrix.
Remove the Cover from Cisco 4400 or 4200 ISR
Remove the Cover from Cisco 4300 ISR
Replace the Cover on Cisco 4400 or 4200 ISR
Replace the Cover on Cisco 4300 ISR
"Safety Warnings" section on page 6-2
Chapter 6
Install and Upgrade Internal Modules and FRUs
for instructions on how to remove and later replace the chassis
and disconnect the power supply before you replace any
Figure
6-1.
OL-32185-02
Remove
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