Vertical Communications DSU and DSU II - Manual (Page 64)

5.2 Using Exclusive Hold
•
To place a call on exclusive hold,
1. Press HOLD twice.
•
To retrieve exclusive hold,
1. Press line button of held call (with flashing light)
—OR—
— press TAP (if station does not have line appearance).
5.3 Using Directed Hold
•
To place a call on hold at another telephone (directed hold),
1. While on line, press INTERCOM.
2. Dial ✳ 9 0.
3. Dial extension number of telephone to receive held call.
•
You can pick this call back up if you need to. To do this,
1. Dial ✳ 4.
2. Dial extension number of that telephone.
3. Service call as desired or press SPEAKER to hang up.
•
To pick up a call that was placed on hold at your telephone by a
user at another telephone,
1. Press INTERCOM and dial # 9 0.
Holding Calls GCA70–245
5–2 LCD Speakerphone Reference Manual