Nortel DMS-100 Series Replacement Procedures page 383

If the message is
SWACT failed
son:
SWACT refused by SWACT
Controller
10 The inactive unit could not establish two-way communication with CC and has
switched activity back to the originally active unit. You must clear all faults on
the inactive unit before attempting to clear the alarm condition on the active
unit.
Go to step 27.
At the frame or cabinet
Hang a sign on the active unit bearing the words: Active unit-Do not touch.
11
This sign should not be attached by magnets or tape.
At the MAP terminal
12 Observe the MAP display and determine the state of the inactive unit.
If state is
SysB, CBsy, ISTb, or
InSv
ManB
13 Busy the inactive PM unit by typing
>BSY INACTIVE
and pressing the Enter key.
14 Prevent the PM from trapping by typing
>PMRESET UNIT unit_no NORUN
and pressing the Enter key.
where
unit_no
is the number of the inactive SMA2 unit (0 or 1)
At the frame or cabinet
15 Remove the faulty NTAX74 card using the common replacing a card
procedure in this document.
DMS-100 Family NA100 Card Replacement Procedures Volume 6 of 7 LET0015 and up
XPM card replacement procedures (continued)
Rea-
XPM SWACTback
in an SMA2
Do
step 10
step 10
Do
step 13
step 15
1-351
NTAX74
(continued)