DNT Young446 plus Notice D'utilisation page 46

General operation
There are 8 different call-ring melodies available.
To change the call-ring melody proceed as follows:
Reset
With this function the radio can be reset to the delivery status, proceed
as follows:
Key lock
This function allows to lock the keypad, to avoid accidental unwanted
commands.
To enable the key lock function proceed as follows:
If the key lock function is activated, only the PTT
can be used. To disable the function proceed in
the same way.
All manuals and user guides at all-guides.com
1. Press the Up-/Down button until Tone appears on
the display.
2. Press the OK button to confi rm. The display shows
the current used call-ring melody no.
3. Use the Up-/Down button to select between the 8
call-ring melodies.
4. Press the OK button to confi rm.
1. Press the Up-/Down button until RST appears on
the display.
2. Press the OK button to confi rm.
1. Press the OK button and hold it pressed.
2. Press the Up button until the key icon appears on
the display.
3. Release both buttons.
- 46 -