Toshiba DKA-UG-DKSLT-VB - Manual (Page 22)

Features
Automatic Callback (ACB)
Strata DK Digital Single Line Telephone 5/99
13
Automatic Callback (ACB)
After reaching a busy or the Do Not Disturb (
DND) mode, you can set ACB to have the system call you back when the called
station is no longer busy or in the DND mode. ACB does not apply to outside calls.
➤ To cancel ACB (to busy or DND station)
1. After reaching a busy
station, press  .
You hear busy tone, followed by dial tone (two secs.), then busy
tone.
2. Hang up. You can make other calls while waiting for the called station to
become available.
3. /LQH rings at a fast
rate when the called
station becomes idle.
4. Answer within three
rings to prevent the
callback from being
cancelled.
You hear a single tone, as if making a regular internal call. If you
used Tone Signaling instead of Voice First Signaling, you hear
repetitive ringing.
If you hear busy tone after answering, it means the called party has
already received or originated another call. Your request is not
cancelled. You will be called again when the station becomes idle.
5. If you were
attempting to make an
outside call and did
not use LCR, redial
the telephone number.
If the original call was made using LCR, the telephone number is
automatically dialed.
1. Lift the handset
...or lift the handset
and press
/LQH .
You hear internal dial tone.
2. Press  .
3. Hang up.