Key Lock; Setting The Dialling Mode - Topcom BUTLER 920 Manual De Usuario

Operation handset
Handset ring volume
4 5 6
g h i j k l m n o
You can turn the ringer volume of each individual handset on
or off by simply pressing and holding the ringer on/off key
in standby.

6.10 Key lock

6.11 Setting the dialling mode

There are two types of dialling modes:
DTMF/Tone dialling (default and most common used)
Pulse dialling (for older installations)
To change the mode of dialling:
16
1
Press the volume key.
The handset will ring in the current volume.
2
Select the desired volume (1-5) or enter a number (1-5).
Press "0" to turn the volume off.
3
Press the volume key again to confirm.
When the keypad is locked, pressing any key will have no
effect during standby (except holding the key lock key).
1
Press and hold the key lock key.
The icon appears on the display and the keypad is locked.
2
Press and hold the key lock key again to unlock the
keypad.
When the keypad is locked and there is an incoming call,
you can still answer the call by pressing the line key.
During the call, the keypad functions as normal. When the
call is ended, the keypad will be locked again.
1
Press and hold the flash key to toggle between dialling
modes.
"P" will appear when set to pulse dialling, "T" will appear
when set to tone (DTMF) dialling.
After 5 seconds, the unit returns to standby.