This Quick Reference Guide includes short descriptions on how
to use the basic functions. To learn more about all available
functions, please see the related User Guide.
Switching On/Off
æ
Switch on:
Switch on?
ä
Switch off:
Press and hold the pre-
programmed Hot key (until
the display turns blank)
Answer calls
æ
Answer:
ä
Handsfree:
Mute ringing:
Press Mute key on the
right side of the phone
Make calls
Normal calls:
Extension no.
Line access code +
External no.
* * *
Last External Number
Redial:
0
Hot key
(pre-programmed):
the programmed number is
dialled)
Soft key
(pre-programmed):
Press the desired Soft key
Dial number
ã æ
from call list:
Common Abbreviated
Number:
Common Abbreviated
Number
You get busy tone or no answer
5
Automatic Callback:
back
(AT, BE, BR, DE, DK: 6)
10
Cordless DT412 / Cordless DT422
(until display lights up)
(
= Right Soft key)
YES
(Middle Soft key)
æ
or
æ
æ
9
–
(press and hold until
æ
Go off hook when called
Quick Reference Guide
The complete User Guide is available in electronic format for
online viewing or printout on the attached Telephone Toolbox
CD-ROM or on http://www.ericsson.com/enterprise.
You get busy tone or no answer
4
Camp on:
(AT, BE, BR, DE ,DK: 5)
8
Intrusion:
Handsfree Speaking
Toggle on/off during an
ä
ongoing conversation:
Inquiry
R
Ongoing conversation:
Refer back
R
Switch between calls:
To terminate the
R
current call:
Conference
Establish a
R
Conference:
Transfer
R
Transfer a call:
æ
Put a call on hold
R
Put call on hold:
R
Resume call:
Call Forwarding
* 2 1 #
Fixed Diversion:
# 2 1 #
Cancel:
* 2 1 *
Individual Internal
Diversion:
Extension no.
BusinessPhone – Cordless DT412/DT422
Keep Cordless off hook
(AT, BE, BR, DE, DK: 4)
(Middle Soft key)
Call 3rd party
2
1
3
R
Call 3rd party
Call 3rd party
(Before or after answer)
æ
æ
#
æ