Contents
5
Cisco 2900 Series and 3900 Series Hardware Installation Guide
Installing the 2911 DC Power Supply
5-33
Removing the 2911 DC Power Supply 5-34
Installing the Cisco 2911 Router Power Supply Blank 5-34
Replacing the Cisco 2911 Router Redundant Power Supply 5-36
Replacing the Cisco 2921, Cisco 2951, or Cisco 3900 Series Power Supply 5-36
Replacing the Power Supply on the Cisco 2921 and Cisco 2951 Routers 5-37
Replacing the Power Supply on the Cisco 3900 Series Routers 5-38
Inserting POE supply in an Ethernet Switch Network Module 5-39
Installing and Removing the Cisco 2921, Cisco 2951, or Cisco 3900 Series Optional DC Power
Supply
5-40
Installing the Cisco 2921, Cisco 2951, or Cisco 3900 Series Optional DC Power Supply 5-41
Removing the Cisco 2921, Cisco 2951, or Cisco 3900 Series Optional DC Power Supply 5-41
Installing and Removing a Redundant Power Supply Adapter 5-42
Installing an RPS Adapter 5-43
Removing an RPS Adapter 5-43
Replacing a Fan Tray or Air Filter 5-45
Replacing the Cisco 2911 Fan Tray 5-45
Replacing the Cisco 2911 Air Filter 5-46
Replacing the Cisco 2921 or 2951 Fan Tray 5-47
Replacing the Cisco 3900 Series Fan Tray 5-48
Replacing the Cisco 3900 Series Air Filter 5-49
Installing a FIPS Louver 5-51
Removing and Installing CompactFlash Memory Cards 5-52
Preventing Electrostatic Discharge Damage 5-52
Removing a CompactFlash Memory Card 5-52
Installing a CompactFlash Memory Card 5-54
Installing SFP Modules 5-55
Laser Safety Guidelines 5-57
Removing SFP Modules 5-58
CHAPTER
6
Getting Software Licenses for the Router 6-1
Activating a New Software Package or Feature 6-1
RMA License Transfer 6-3
Additional Information 6-3
APPENDIX
A
Online Insertion Removal and Hot-Swapping A-1
OIR Procedures A-2
Removing a Module A-2
Removing a Voice Module A-2