Removing The Cisco 12012 From A Rack; Powering Down The Cisco 12012; Removing The Blower Modules; Removing The Card Cage Assembly - Cisco GSR12/60 - 12012 Router -AnyLAN, SONET/SDH Installation And Configuration Manual

Removing the Cisco 12012 from a Rack

This section contains the procedures for removing the Cisco 12012 from a rack.

Powering Down the Cisco 12012

Perform the following steps to power down the Cisco 12012:
Step 1
Step 2
Step 3

Removing the Blower Modules

The Cisco 12012 has two blower modules that provide cooling air to the card cage
assembly. The blower modules slide on rails into and out of the top and bottom of the frame
and attach to the frame with two captive screws each.
Remove the blower modules according to the procedures in the section "Removing the
Blower Modules" in the chapter "Installing a Cisco 12012."

Removing the Card Cage Assembly

The card cage assembly comprises one assembly that includes the upper card cage, the
lower card cage, and the power supply bays. The assembly slides into and out of the front
of the frame and attaches to the frame with six captive screws.
Note
make the card cage assembly easier to remove, first remove all components from the card
cage assembly (see the appropriate sections in the chapter "Installing a Cisco 12012").
Turn the power supply power switch counterclockwise to OFF (STANDBY on
an AC-input power supply) on all power supplies installed in the Cisco 12012.
Verify that the system has powered down by checking that the input OK (or AC
OK) LEDs on the power supplies are off and the green OK LEDs on both blower
modules are off.
Turn off any circuit breakers to which the power supplies are connected, and
disconnect all power cords or cables from the Cisco 12012 power supplies.
A fully populated card cage assembly weighs approximately 230 lb (104.3 kg). To
Removing the Cisco 12012 from a Rack
Repackaging the Cisco 12012 A-3