Initial Settings
Speaker volume *
While on-hook or during a conversation
SP - PHONE
SP
Press
SP-PHONE.
Handset/Headset volume *
While using the handset or headset
Ringer volume /Backlight illumination
RINGER
Slide the lever of the RINGER Volume Selector and
BACKLIGHT Illumination Selector to the desired setting.
BACKLIGHT SW POSITION
LCD backlight
DIALING BUTTONS backlight
AUTO: The backlight shines only during operation.
Display contrast *
KX-T7730/7731/7735/7736
The above settings may return to default settings if the
*
telephone line cord is disconnected, or the main unit's power
is interrupted.
Press Up or Down.
Press Up or Down.
2
1
BACKLIGHT
2
HIGH
AUTO
Press Left or Right.
0
1
0
LOW
OFF
AUTO
OFF
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