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6-4
Hardware Installation Guide for Cisco 4000 Series Integrated Services Routers
OL-32185-02
Chapter 6 Install and Upgrade Internal Modules and FRUs
Modules Supported
Modules Supported
For information about interfaces and modules supported by Cisco 4000 Series ISRs, refer to the
matrix.
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
for instructions on how to remove and later replace the chassis
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:
•
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
Caution
Do not run the router with the cover off. This can cause the router to overheat very quickly.
Warning
Before opening the unit, disconnect the telephone-network cables to avoid contact with
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
“Safety Warnings” section on page 6-2
and disconnect the power supply before you replace any
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.
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