DPT Overview
44 User Manual
If your Digital Proprietary Telephone is provided with a display (display DPT), the volume
level is indicated on the display by the number of asterisks. For ringer volume adjustment, three
levels (OFF/LOW/HIGH) are available with the KX-T7220 and KX-T7250.
To adjust the handset receiver volume
To adjust the headset volume
To adjust the ringer volume
—KX-T7230 and KX-T7235
1. Lift the handset.
2. Press the VOLUME (UP / DOWN ) Control button.
• The display shows:
<Example>
• You may also adjust the handset receiver volume
during a conversation using the handset receiver.
Be sure the headset is connected.
1. Press the SP-PHONE button.
2. Press the VOLUME (UP / DOWN ) Control button.
• The display shows:
<Example>
While the telephone is ringing;
1. Press the VOLUME (UP / DOWN ) Control button.
• The display shows:
<Example>
1
2
VOLUME
( volume level 3)
Handset:***
SP-PHONE
1
2
VOLUME
( volume level 3)
Headset:***
1
VOLUME
( volume level 3)
Ringer:***