Ericsson DT190 User Manual page 61

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BusinessPhone – Cordless phone DT190
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 Cordless phone (the secondary telephone). Basically, the
tandem configuration works as follows:
To activate the Tandem Configuration
Press to log on the secondary telephone
Wait for the verification tone
Press to finish the procedure
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The two displays are shown alternately (automatic 1-2 second
toggle).
For incoming calls:
• Both telephones are treated as 1 single extension.
For outgoing calls:
• Both telephones are treated as 2 separate extensions.
To deactivate the Tandem Configuration
Press to log off the secondary telephone
Wait for the verification tone
Press to finish the procedure
For incoming calls:
• The secondary telephone cannot be called and the primary
telephone works as a normal stand-alone telephone.
For outgoing calls:
• Both telephones are treated as 2 separate extensions.
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Other Useful Facilities
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