Topcom Butler 3501 Twin/Triple/Quattro
6.Enter the old 4 figure PIN code.
7.Press OK
8.Enter the new 4 figure PIN code
9.Press OK
10.Enter the new PIN code a second time
11.Press OK to validate
4.7 SETTING THE DIALLING MODE
There are two types of dialling mode:
•DTMF/Tone dialling (the most common)
•Pulse dialling ( for older installations )
To change the dialling mode:
1.Enter the menu by pressing 
/OK
2.Select setup using the up 
and down 
keys
3.Press OK
4.Select DIAL MODE using the up 
and down 
keys
5.Press OK
6.Select the dialling mode using the up 
and down 
keys
7.Press OK to validate
4.8 FLASH TIME DURATION
1.Enter the menu by pressing 
/OK
2.Select SETUP using the up 
and down 
keys
3.Press OK
4.Select RECALL using the up 
and down 
keys
5.Choose RECALL 1 for short flash time (100ms) or RECALL 2 for long flash time (250ms)
4.9 AUTOMATIC ANSWER
When there is a incoming call and the handset in on the base, the phone automatically takes the line when lifted. This is the default setting, but can be set OFF:
1.Enter the menu by pressing 
/OK
2.Select HANDSET using the up 
and down 
keys
3.Press OK
4.Select AUTO ANSWER using the up 
and down 
keys
5.Select ON (for automatic answer) or OFF
6.Press OK
4.10 RESET
It is possible to return the phone to the original default configuration. This is the configuration which was installed when you first received the telephone.
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