AT&T Merlin 1030 User Manual page 31

Using a Dial Code
To page a zone using a dial code:
Touch Intercom-Voice or Intercom-Ring.
Lift your handset.
Dial one of the following codes:
80 for all zones
81
82
83
When you hear a beep, speak into your handset.
When you hang up, you turn off the loudspeaker.
zone 1
zone 2
zone 3
Intercom
+
Voice
+
loudspeaker
page
code
30