User`s guide

8.3 Using Station-To-Station Messaging
To activate station-to-station messaging [called station must have
busy lamp field (BLF) appearance],
1. Make intercom call and hear ring-back tone.
2. Dial 7; your station’s BLF light turns on at called station.
3. Hang up handset.
To cancel station-to-station messaging,
1. Press INTERCOM and dial #7.
2. Dial extension number of station where you left the call-back
indication.
3. Press SPEAKER.
GCA70–281 Sending And Receiving Non-Verbal Messages
LCD Speakerphone Station User's Guide 8 – 3