OTHER USEFUL FACILITIES
47
BusinessPhone 250 / BusinessPhone 50
Portable DT400 / DT410 / DT420 / DT430
DOORPHONE The doorphone is used to monitor the admission to your
company, i.e you can open the doorlock from your phone.
Answering door-
phone calls
Press
You will be in speech connection with the calling party.
Opening of the
doorlock
After you have answered the doorphone, you can open the
door making an inquiry to the door-opener’s directory number
Press
Dial the door-opener´s directory number
Please ask your system administrator for the number.
TANDEM
CONFIGURATION
The tandem configuration is a unit, consisting of two telephones
using the same directory number. One of the telephones is
defined as the ”Primary” and the other one as the ”Secondary”.
This function enhances the communication for users that, for
example, have a wired phone on their desk (the ”primary
telephone”) and need to be mobile within their company’s
building with their own portable (the ”secondary telephone”).
Basically the tandem configuration works as follows:
To activate the
tandem configuration
Press
Dial to log on the secondary telephone
For incoming calls:
• Both telephones are treated as 1 single extension.
For outgoing calls:
• Both telephones are treated as 2 separate extensions
.
(continued)
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