Nortel DMS-100 Manual page 502

Emergency shutdown of one MS plane
Emergency shutdown of one MS plane
CAUTION
Potential service interruption or extended outage
Nortel recommends that you contact the Emergency
Technical Assistance Services (ETAS) or your next level
of support before you perform this procedure.
CAUTION
Potential service interruption or extended outage
Perform this procedure to conserve emergency backup
power. Do not use this procedure or sections of this
procedure for equipment maintenance purposes.
At the MAP terminal
1 To access the MS level of the MAP display, type
>MAPCI;MTC;MS
and press the Enter key.
2 Determine which MS is the clock slave. The clock slave is under the header
Clock.
Example of a MAP display:
Message Switch
MS 0
MS 1
3 Determine the state of the message switch planes.
If
both MS planes are fault free
the slave MS has a fault, and the master MS plane is
fault free
the master MS has a fault, but the slave MS is fault
free
both MS planes have faults
DMS-100 Family NA100 Recovery Procedures LET0015 and up
Emergency power conservation recovery procedures
Emergency power conservation
Clock Shelf 0
. M Free
. Slave
(continued)
Inter-MS Link 0 1
.
F
Do
step 8
step 8
step 5
step 4
5-151
R .
S .