
xi
Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
OL-11495-01
Contents
Removing and Installing the Front Covers and Bezel Extenders on Original Cisco
12000 Series Routers
7-3
Removing the Front Covers
7-3
Installing the Front Covers
7-4
Attaching Bezel Extenders to the Front Cover
7-6
Removing and Replacing the Air Filter Door Front Cover
7-9
Removing and Installing Front Doors on Cisco 12016 Enhanced Series
Routers
7-13
Cleaning or Replacing the Chassis Air Filter
7-17
Cleaning or Replacing the Chassis Air Filter on Cisco 12016 Original Series
Routers
7-18
Cleaning or Replacing the Chassis Air Filter on Cisco 12016 Enhanced Series
Routers
7-22
Removing and Replacing Blower Modules
7-24
Upper and Lower Blower Module Orientation
7-25
Troubleshooting the Blower Installation
7-28
Removing and Replacing AC and DC Power Subsystem Components
7-29
Installation Guidelines
7-29
Power Supply and Power Shelf Compatibility
7-30
Installing Upgrade Kits
7-32
Removing and Replacing an AC Power Supply
7-33
Troubleshooting the AC Power Supply Installation
7-42
Removing and Replacing the Standard AC-Input Power Shelf
7-44
Removing and Replacing the Optional 2-Level AC-Input Power Shelf
7-51
Troubleshooting the AC Power Shelf Installation
7-57
Upgrading the AC-Input Power Shelf
7-59
Removing and Replacing a DC PEM
7-60
Troubleshooting the DC PEM Installation
7-66
Removing and Replacing the DC-Input Power Shelf
7-68
Troubleshooting the DC Power Shelf Installation
7-77