Infinite Peripherals DVX Plus II/III/IV - Manual (Page 12)

CO Line Queuing 7
Receiving a Camp-On
When a Camp-On warning tone is received through the
handset while you are on a CO call, you can:
Hang up the present call, take the new call, or ignore
the Camp-On signal.
CO Line Queuing
1. Dial outside line access code. You will receive a busy
tone.
2. Briefly depress and release the hookswitch.
3. Dial [621]. A confirmation tone is heard.
Conference (CONF)
You may set up a conference with one external and one other
internal station.
1. Lift the handset.
2. Place an outside call.
3. Briefly depress and release hookswitch to place call on
hold.
4. Dial number of internal station you wish to add.
5. When that station answers, briefly depress and release
hookswitch again. All three parties will be connected.
Also refer to the Conference w/Personal Park
feature.