Sharp FO-51 Operation Manual page 25

Ringer
1 VOLUME
Press
volume.
(Make sure
pressed and the handset is not lifted.)
•
The ringer will ring once at the selected
level, then the date and time will
reappear in the display.
2
If you selected RINGER: OFF OK ?,
START
press
to select the desired
SPEAKER
has not been
.
Volume Adjustment
Display:
RINGER: LOW
RINGER: MIDDLE
RINGER: HIGH
RINGER: OFF OK ?
23