Nortel SONET AccessNode User Manual page 151

Procedure 7-17 (continued)
Replacing an NT7E04 DS1/VT mapper
Step
12
13
14
15
AccessNode Modular Business Package VTBM Ring User Guide P0904244 Issue 1.0
Replacing modules in a common-equipment shelf 7-49
Action
Determine the type of protection activity that was performed before the card
was replaced:
If
a protection lockout was performed
a protection switch was performed
no protection switch was performed
From the detailed protection screen, release the protection lockout:
lockout re p↵
y↵
When the lockout is released, the screen displays a period ( . ) in the lockout
column.
Skip to step 15.
From the detailed protection screen, release the protection switch:
manual re <group>↵
y↵
where
<group> is the group number of the DS1/VT mapper that was switched
(in step 5).
When a protection switch is released, the screen displays a period ( . ) in the
manual column.
Replace the shelf cover.
—end—
Then go to
step 13
step 14
step 15