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7-22 Replacing modules in a common-equipment shelf
Procedure 7-10
Replacing an NT4K55 access interface card
Use this procedure to replace an access interface card (AIC) in an access
bandwidth manager (ABM) shelf.
Action
Step
1
2
3
4
5
6
AccessNode P0904244 Issue 1.0
Action
If replacing
an in-service AIC
a failed or out of service AIC
From the network element status screen, display the AIC equipment screen:
eq aic <group>↵
where
< group >
group number of the AIC being replaced: a or b
The AIC equipment screen appears.
To prevent alarms from being raised when the circuit pack is removed,
change the state of the AIC to out-of-service (OOS):
chgstate oos↵
The system prompts for confirmation of the state change.
Confirm the state change:
y↵
The state changes to OOS.
Remove the ABM shelf cover as shown in Chapter 3, "Removing covers and
grilles."
Pull the circuit pack ejector latches to remove the circuit pack from its slot as
shown in Figure 7-6.
Wait at least 10 seconds before installing the replacement card. Insert a
replacement AIC in the shelf. Gently push the replacement card in until the
ejector latches come in contact with the shelf. Then push the latches in
toward the circuit pack to engage the circuit pack with the backplane
connector.
—continued—
Then go to
step 1
step 4
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