User guide

Other Useful Features
BusinessPhone – Dialog 4220 Lite / Dialog 321074
To deactivate the Tandem configuration
Secondary on/off ÕÔ Press (pre-programmed).
Or:
#28# Dial to log off the secondary telephone.
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
.
Transferring a call between members of a Tandem unit
Inquiry Ôz Press and dial own directory number.
Transfe r Ô Press (pre-programmed).
Or:
d Go on-hook.