Removing And Installing The Front Covers And Bezel Extenders On Original Cisco 12000 Series Routers; Removing The Front Covers - Cisco 12416 Installation And Configuration Manual

Chapter 7 Maintaining the Router

Removing and Installing the Front Covers and Bezel Extenders on Original Cisco 12000 Series Routers

Step 3
Step 4
Removing and Installing the Front Covers and Bezel
Extenders on Original Cisco 12000 Series Routers
Note

Removing the Front Covers

Step 1
Step 2
OL-11495-01
Verify that the PWR OK indicator on each power supply is off.
Verify that the OK indicator on each blower module is off.
The chassis front covers for the power shelf and upper blower module, upper card
cage, lower card cage, and lower blower module are fastened to the chassis by ball
studs that insert into ball stud clips on the front of the chassis
The partial front cover on the air filter door is fastened to the air filter door by four
screws inserted from the back side of the air filter door. This partial front cover is
referred to as the air filter door front cover.
Recently released routers have bezel extenders installed on the front covers
(bezels) for the upper and lower card cages to bring the covers out an additional
2 inches (50.8 mm) to allow more room for cables. If your chassis does not have
these extenders and you want to purchase them, contact Cisco sales. (See the
"Attaching Bezel Extenders to the Front Cover" section on page 7-6
installing the bezel extenders.)
The front covers are held in place by ball studs that snap into clips on the chassis.
Refer to Figure 7-1 and use the following procedure to remove the snap-on front
covers.
Grasp the outside edges of the upper blower module front cover and pull it straight
out to detach the front cover from the chassis.
Repeat Step 1 for the remaining front covers.
Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
(Figure 7-1).
if you are
7-3