Nortel Meridian 1 Manual page 736

4 Load overlay 60 and software enable clock controller cards and any
PRI/DTI cards in the Core/Network modules:
LD 60
ENL CC x
TRCK aaa
ENLL loop
****
5 For both Core/Network modules, install the appropriate trim panels from
the upgrade package.
6 Perform all applicable acceptance test procedures in Meridian 1 system
installation procedures (553-3001-210).
Upgrade system installation Upgrading to Meridian 1 system options
Meridian 1 option 61 upgrades
to load the program
to enable clock controller card 0 or 1
if necessary, to set tracking
to enable the specified network loop and associated
PRI/DTI card
to exit the program
10-63