Nortel DMS-100 Series Replacement Procedures page 471

Replacing an NTBX01 card in an SMU
At your current location:
1 Proceed only if you have been directed to this card replacement procedure
from a step in a maintenance procedure.
2
Get a replacement card. Ensure the replacement card has the same product
equipment code (PEC), including suffix, as the card to be removed.
At the MAP terminal:
3 Access the PM level of the MAP (maintenance and administration position)
terminal and post the SMU by typing
>MAPCI;MTC;PM;POST SMU smu_no
and pressing the Enter key.
where
smu_no
is the number of the SMU to be posted (0 or 1)
Example of a MAP response:
SMU 3
Unit0
Unit1
4 By observing the MAP display, ensure the card to be removed is on the
inactive unit.
If faulty card is on
active unit
inactive unit
5 Switch the activity of the units by typing
>SWACT
and pressing the Enter key.
DMS-100 Family NA100 Card Replacement Procedures Volume 6 of 7 LET0015 and up
XPM card replacement procedures (continued)
CAUTION
Loss of service
When replacing a card in the SMU, ensure that the unit
where you are replacing the card is inactive and that the mate
unit is active.
INSV LINKS_OOS
Act InSv
Inact IsTb
in an SMU
CSIDE PSIDE O
Do
step 5
step 8
1-439
NTBX01
(continued)