Butler 3055
4.16Switch the handset on/off 4.16.1 Switch the handset off The handset is turned on.
• Press the Programming key 
.
• Press the Up or Down key 
repeatedly until ‘POWER OFF?’ appears on the display.
• Press the Programming key 
. The telephone turns itself off. You cannot dial any more numbers, nor receive any calls.
Note : If you would like to leave the menu without turning off the handset, press the Delete/Mute key 
.
4.16.2Switch the handset on The handset is turned off.
• Press the Programming key 
. The telephone turns itself on.
4.17 Setting the ring volume level on the handset
You can change the ring volume of an incoming call. You have 10 levels. You can set the ring volume of internal and external calls separately so you can hear a difference.
If you select level ‘0’, the symbol 
appears on the display and you no longer hear the phone ring when an external call is received (you still hear it ring for internal calls).
Level ‘9’ is the highest level. The telephone is set to level ‘5’ by default.
4.17.1Setting the ring volume for external calls (0-9)
• Press the Programming key 
.
• Press the Up or Down key 
repeatedly until ‘RING SEL’ appears on the display.
• Press the Programming key 
.
• ‘EXTERNAL‘ appears on the display.
• Press the Programming key 
.
• Press the Up or Down key 
repeatedly until ‘VOLUME’ appears on the display.
• Press the Programming key 
.
• The current volume level used appears on the display.
• Enter a number between 0 and 9 to select the desired ringer volume. Use the number keypad to do this.
• Press the Programming key 
to confirm your selection.
4.17.2Setting the ringer volume for internal calls (1-9)
•Press the Programming key 
.
•Press the Up or Down key 
repeatedly until ‘RING SEL’ appears on the display.
•Press the Programming key 
.
•‘EXTERNAL‘ appears on the display.
• Press the Up or Down key 
repeatedly until ‘INTERNAL’ appears on the display.
•Press the Programming key 
.
•Press the Up or Down key 
repeatedly until ‘VOLUME’ appears on the display.
•Press the Programming key 
.
•The current volume level appears on the display.
•Enter a number between 1 and 9 to select the desired ringer volume. Use the number keypad to do this.
•Press the Programming key 
to confirm your selection.
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