AT&T MERLIN LEGEND Release 3.0 Programming Summary Manual page 109

Dial Mode
PC Procedure
To program a single line/trunk:
[F4] [F2] [F6] or [F7] [F6] Type line/trunk no. [F10]
or [F8] [F5] [F5] [F5]
To program a block of lines/trunks:
[F4] [F2] [F6] or [F7] Select block of lines Toggle
letter G On/Off [F5] [F5] [F5]
Tie Trunks 7-7