Panasonic KX-DT680 - Ring Tone Selection

Ring tone
1. Press [ ]/[PAUSE/PROGRAM].
2. Press a flexible button or [ ]/[INTERCOM] 2 times.
3. Enter 2 digits (01-30) using the dial keys (0-9), or press [ ] or [ ] to
select the ring tone.
4. Press [ ]/[ENTER].
5. Press [
]/[CANCEL].
LCD backlight mode (KX-DT635 only)
While on-hook
1. Press [ ]/[PAUSE/PROGRAM].
2. Enter
.
3. Press [
]/[ENTER].
4. Press a dial key to select the LCD backlight mode.
: Automatic
: Always ON
: Always OFF
5. Press [
]/[ENTER].
6. Press [ ]/[CANCEL].
4 Before Operating the Telephone
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