Initial Settings

Speaker volume

*
Press SP-PHONE. Press Up or Down.

While in on-hook or during a conversation

Handset/Headset volume

*
Press Up or Down.

While using a handset or headset

Ringer volume

SPSP-PHONE

Display contrast

*
Press Left or Right.
While in on-hook or receiving a call
KX-T7730

While in on-hook or receiving a call

Slide the lever of the RINGER Volume Selector
to the desired setting (HIGH/LOW/OFF).
RINGER
* The above settings may return to default settings if the telephone line cord is
disconnected or the main unit's power is interrupted.
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