Aastra Telecom DT4x2 for BusinessPhone Quick Reference Guide: Quick Reference Guide Cordless DT412 / Cordless DT422

BusinessPhone – Cordless DT412/DT422

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Quick Reference Guide Cordless DT412 / Cordless DT422

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.

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.aastra.com

.

Switching On/Off

Switch on:

æ

(until display lights up)

Switch on?

ä

(

YES

= Right Soft key)

Switch off:

Press and hold the pre-

programmed Hot key (until 

the display turns blank)

Answer calls

Answer:

æ

Handsfree:

ä

(Middle Soft key)

Mute ringing:

Press Mute key on the

right side of the phone

Make calls

Normal calls:

Extension no.

æ

or

Line access code + 

External no.

æ

Last External Number 

Redial:

***

æ

Hot key

(pre-programmed):

0

–

9

(press and hold until 

the programmed number is 

dialled)

Soft key 

(pre-programmed):

Press the desired Soft key

Dial number 

from call list:

ã æ

Common Abbreviated 

Number:

Common Abbreviated 

Number

æ

You get busy tone or no answer

Automatic Callback:

5

Go off hook when

called 

back

(AT, BE, BR, DE, DK: 6)

Camp on:

4

Keep Cordless off hook

(AT, BE, BR, DE ,DK: 5)

Intrusion:

8

(AT, BE, BR, DE, DK: 4)

Handsfree Speaking

Toggle on/off during an 

ongoing conversation:

ä

(Middle Soft key)

Inquiry

Ongoing conversation:

R

Call 3rd party

Refer back

Switch between calls:

R

2

To terminate the 

current call:

R

1

Conference

Establish a 

Conference:

R

Call 3rd party

R

3

Transfer

Transfer a call:

R

Call 3rd party

æ

(Before or after answer)

Put a call on hold

Put call on hold:

R

Resume call:

R

Call Forwarding

Fixed Diversion:

*21#

æ

Cancel:

#21#

æ

Individual Internal 

Diversion:

*21*

Extension no.

#

æ

You get busy tone or no answer

Quick Reference Guide Cordless DT412 / Cordless DT422

11

BusinessPhone – Cordless DT412/DT422 

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Cancel:

#21#

æ

Follow-me:

*21*

Own 

Extension no.

*

New Extension no.

#

æ

Cancel:

#21*

Own Extension no.

#

æ

Individual External 

Diversion:

*22*

Line access code

 + 

External no.

#

æ

Cancel:

#22#

æ

Re-activate:

*22*#

æ

Messages

Send a message if the called extension is busy or does 

not answer.

Call Me:

9#

æ

Voice:

99

Speak

Play-back:

*

Re-record:

9

Speak

Send:

#

æ

Retrieve messages:

*59#

æ

Change Password

Select new password:

#*72*

Present 

Password (default: 0000)

*

New password

#

æ

Dictaphone function

Record message:

*58#

æ

Speak

Play-back:

*

Re-record:

9

Speak

Stop and save:

æ

Call Forwarding

System Phonebook

Access internal 

numbers:

*0#

æ

Enter the first 

letter(s) of the name

Access common 

abbreviated numbers:

#0*

æ

Enter the first 

letter(s) of the name

Search:

#

Scroll forward:

0

Scroll backward:

*

Call:

#

Exit the phonebook:

æ

Information

Pre-defined text 

information:

*23*

Enter Info Code and

Completing Info

(see table)

#

æ

Voice information:

æ

*23*9

Speak

Play-back:

*

Re-record:

9

Speak

Send:

#

æ

Save or use saved

information:

*23*#

æ

Erase information:

#23#

æ

Info Code

Completing Info

Time of return

1

hour (00-23) minute (00-59)

Date of return

2

month (01-12) day (01-31)

Lunch

3

back at, hour minute

Meeting

4

back at, hour minute

Vacation

5

back, month day

Illness

6

back, month day