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10 Topcom Butler 3550/Twin
Topcom Butler 3550/Twin
4.3 Receiving a call
When the handset rings, press to answer. You are then connected to your correspondent.
If the handset is on the base when the telephone rings, you just need to pick up the handset
to answer the call (if the option autoanswer is activated: see 5.9 “Automatic answer” on
page 17).
If you press when the telephone rings, you answer the call automatically and activates the
handfree mode.
4.4 Making an external call
4.4.1 Normal:
1. Press
2. Enter telephone number
4.4.2 Block dialling:
1. Dial your correspondents number
2. Press
To correct a number use the key to delete an entered digit
4.5 Making an internal call
Only possible when more then one handsets are registered to the base!!
1. Press INT
2. Enter the number of the internal handset (1 to 2)
4.6 Handsfree mode
You can speak with your correspondent without picking up the handset.
To activate or deactivate the hands free mode, press the key during a call.
To adjust the volume, see 5.1 “Speaker volume during call” on page 14.
4.7 Internal call transfer
Only possible when more then one handset are registered to the base!!
When you want to transfer an external call to another handset:
1. During a conversation, press INT.
2. Select the number of the internal handset, the external caller is put on hold.
3. When the other handset picks up, press to hang up and transfer the call.
If the internal corespondent does not pick-up, press INT again to reconnect to the external
caller on line.
4.8 Display of call duration
The call duration is displayed after 15 seconds, in minutes - seconds: “00-20”
At the end of each call, the total call duration is displayed for 5 seconds.