Cisco Systems GSR12-CSC= Switch User Manual


 
8 Cisco 12012 Gigabit Switch Router Switch Fabric Cards Replacement Instructions
Removing and Replacing a Card in the Lower Card Cage
Step 3 To gain access to the lower card cage, loosen the two captive screws on the front of the
air filter tray and pivot the tray down, away from the lower card cage. (Refer to Figure 3.)
Figure 3 Opening the Air Filter Tray
Caution
To prevent damage, do not place any tools on the air filter tray or in the lower card cage.
Damaging the honeycomb screen on the air filter tray or in the lower card cage could restrict the air
flow causing an overtemperature condition in the Cisco 12012.
GIGABIT ROUTE PROCESSOR
Q OC-3/STM-POS
OC-12/STM-4 ATM
OC-12/STM-4 POS
ALARM
CSC
0
FAIL
1
0
1
2
ENABLED
SFC
H10472
Air filter
tray
Air filter
Captive
screw
Captive
screw
Air deflector
Honeycomb
screen