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Butler 3900/Twin/Triple/Quattro
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Butler 3900/Twin/Triple/Quattro 21
5. Press
6. Enter the 8-digit PIN code (default =0000)
7. Press to validate.
8. Press to confirm when ‘CONFIRM?’ appears or press Cancel C key to return to the
previous menu.
8.13.2 Handset reset
1. Enter the menu by pressing
2. Select HANDSET using up and down keys
Then follow step 3 to 8 of paragraph 8.13.1.
The default settings are:
Handset ringer volume level: 3
Handset external ringer melody: 1
Handset internal ringer melody: 2
Handset name: B3900
Key tone beep: ON
Auto answer: ON
Call timer: ON
Keypad: unlocked
Handset speaker volume level: 3
Barring: disabled
Emergency call: empty
Base ringer volumn level: 3
Base ringer melody: 1
Flash time: 100ms
Dial mode: Tone
PIN code: 0000
8.14 KEYPAD LOCK
The keypad can be locked so that no settings can be changed or no telephone number can
be dialed. The -icon will appear on display when keypad is locked.
8.14.1 Locking the keypad by #-key (quick lock)
Press and hold key for 2 seconds. The keypad will be locked.
8.14.2 Unlock the keypad
Press key for 2 seconds again to unlock the keypad
INT
OK
INT
OK
INT
OK
The PIN code will be reset to 0000, the barring is disabled and the
emergency numbers are lost.