AT&T MERLIN LEGEND Release 2.0 System Programming Manual page 205

Programming Procedures
Display/Instructions
Step
xx = slot number entered in Step 3
Select type of signaling.
Save your entry.
To return to System
Programming menu
3-114 Signaling Mode
On the console
Select Robbed Bit or
Common Channel.
Select Enter.
Select Exit
two times.
On the PC
[F1] [F2]
Press or
[F10]
Press
[F5]
Press
two times.