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Auxiliary devices*
The DSS module
Dialling with the DSS module
Lift the handset.
Press the DSS key for the desired subscriber.
The LED indicates whether the connection is free or busy.
i
Note
• Instead of lifting the handset to start with, you can also press the DSS key for the
desired subscriber first and then lift the handset (dialling with handset on-hook).
Connection LED
Free Off
Call Flashing slowly
External call Flashing quickly
Busy On