B2500_DUO_v3scan.QXD 03-01-2003 12:34 Page 75
Butler 2500/DUO
5. OPERATION TELEPHONE
5.1Outgoing calls
5.1.1 Making a phone call
•Press the Line button 
. You will hear the dial tone.
•Enter the desired telephone number.
•Press the Line button 
when you want to terminate the call.
5.1.2 Call setup with dial preparation
•Enter the desired telephone number. An incorrect number can be
corrected by means of the Mute button 
. When you haven’t pressed a button for 60 seconds, the number you’ve already entered will disappear and the handset returns to standby mode.
•Press the Line button 
. The number will be dialled automatically.
•Press the Line button 
when you want to terminate the call.
5.2Incoming calls
•When a call comes in, the handset and base will start
to ring. The EXT symbol and the handset indicator LED will blink.
•Press the Line button 
to answer the incoming call.
•When you pick up the handset from the base unit you are immediately connected to the caller. You do not need to press the
Line button 
.
ENGLISH
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