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12 Topcom Butler 3450/Twin/Triple/Quattro
Topcom Butler 3450/Twin/Triple/Quattro
5.10.3 Setting the ring volume level of the base
You can change the ring volume and melody of the Butler 3450 base.
• When base is ringing
• Press volume key on base to increase or decrease ring volume
5.11 Key lock
When the keypad is locked, pressing any key will have no effect during standby (except
holding the key).
• Press and hold the key
• appears on the display and the keypad is locked
• Press and hold the key again to un-lock the keypad
When there is an incoming call, you can still answer the call by pressing the Line button .
During the call, the keypad functions as normal. When the call is ended, the keypad will be
locked again
5.12 Setting the dialling mode
There are two types of dialling mode:
DTMF/Tone dialling (the most common) (default)
Pulse dialling (for older installations)
To change the mode of dialling:
• Press and hold the flash R button to toggle between dialling modes:
‘P’ will appear when set to pulse or ‘T’ when set to tone (DTMF) dialling
• After 5 sec. the unit returns to standby
6 Caller-ID function (CLIP)
The Topcom B3450 displays the telephone numbers of incoming calls. This function is only
possible if you are subscribed to a telephone operator that provides this service. Contact your
telephone provider for more information. When you receive a call, the numbers are saved in
a Call list. This list can hold 20 telephone numbers (each of max. 25 digits). If the number is
longer then 14 digits, you can press the key to show the other digits!
6.1 New calls
When you’ve received a new unanswered call, the CLIP symbol will blink on the display.
• You can turn the ringer volume of each individual handset ON or OFF
by simply press and hold the key in standby.
• The base ring melody is not adjustable!