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18 Cisco 12012 Gigabit Switch Router Card Cage Assembly Replacement Instructions
Removing and Replacing a Card Cage Assembly
Step 3 To access the cards in the lower card cage, you must first move the air deflector up, out
of the way. Lift the air deflector up and secure it to the top of the lower card cage by
turning the air deflector latch knob counterclockwise. (Refer to Figure 10.)
Figure 10 Lower Card Cage Air Deflector
H10473
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
Air deflector
latch
Air filter
tray
Air deflector