Nortel Meridian 1 Replacement Manual page 117

2 The Call Processor (CP) Card must be inactive in the card cage you are
replacing.
a Check the status of the CP cards:
LD 135
STAT CPU
If necessary, switch Cores:
SCPU
****
b Set the NORM/MAINT switch to MAINT on the now active CP
card.
c Connect the terminal to the port on the inactive Core.
3 Set the NORM/MAINT switch to MAINT on the CP card in the card
cage you are replacing (the inactive Core). Wait 2 minutes for the system
to initialize. (A series of INI messages will be seen on the terminal for
the inactive Core.)
4 Disable the clock controller card and any QPC720 Primary Rate
Interface or QPC472 Digital Trunk Interface (PRI/DTI) Cards in the card
cage you are replacing.
a Check the status of the clock controller cards:
LD 60
SSCK x
If the clock controller card is active, switch to make it inactive:
SWCK
Disable the clock controller card:
DIS CC x
b Set the ENB/DIS switch to DIS on the clock controller card in the
card cage you are replacing.
c Disable any PRI/DTI cards in the card cage you are replacing.
DISL loop
****
Replacing equipment
determine which CP card is active
switch Cores
exit LD 135
"x" is the Core (0 or 1)
"x" is the Core (0 or 1)
disable the network loop and the card
exit LD 60
Page 117 of 362
Hardware replacement