Topcom Butler B3500/3501/Twin
8.Press the UP key to turn ON/OFF the alarm:
-ON: ALARM On LED 
will blink
-OFF: Alarm On LED 
doesn’t lit
9.Press the MODE key to confirm and to return to standby
2.3.3 Turn the alarm buzzer OFF
During alarm, the buzzer will ring for 60s unless you press the Alarm beep Off Key 
.
3. USING THE TELEPHONE
3.1 SETTING MENU LANGUAGE
1.Enter the menu by pressing 
/OK
2.Select HANDSET using the up 
and down 
keys
3.Press OK
4.Select LANGUAGE using the up 
and down 
keys
5.Press OK
6.Select the language of choice by means of the up 
and down 
keys.
7.Press OK to validate
3.2 HANDSET ON/OFF
•Turn ON handset: Press the 
key on the handset. The handset will search the base.
•Turn OFF handset: Press 
for 3 sec. The display will go OFF.
3.3 RECEIVING A CALL
When the handset rings, press 
to answer. You are then connected to your correspondent. If the
If you press 
when the telephone rings, you answer the call automatically and activates the handfree mode (only Butler 3501).
3.4 MAKING AN EXTERNAL CALL
Normal:
1.Press 
2.Enter telephone number
Block dialling:
1.Dial your correspondents number
2.Press 
To correct a number use the 
key to delete an entered digit
3.5 MAKING AN INTERNAL CALL
1.Press INT
2.Enter the number of the internal handset (1 to 2)
3.6 HAND FREE MODE (ONLY B3501 MODEL)
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, refer to the chapter “ Personalisation “- adjusting speaker volume.
3.7 INTERNAL CALL TRANSFER
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.
10 | Topcom Butler B3500/3501/Twin |