Lucent Technologies MERLIN Plus Release 2 System Manual page 217

HOW TO USE
5-98 MERLIN Plus System Features
To signal a co-worker:
Without lifting your handset, touch a Manual Signaling button.
1
The signal is heard as long as you continue to touch the button.
Signal
Mary
To place an intercom call using a Manual Signaling button:
Touch Intercom.
1
Touch Speakerphone.
2
Touch the Manual Signaling button for the person you want to call.
3
If you hear a beep, start talking (or lift your handset to speak). If you hear
4
ringing, the voice signaling path is busy and the voice terminal is being
alerted with the intercom ring.
Intercom
Speaker-
Signal
phone Mary