Panasonic KX-TA308 - Manual (Page 22)

1-14 Operations
1.2 Proprietary Telephone Settings
The CONTRAST selector is used to adjust the display contrast.
Display Contrast Adjustment
The Panasonic Advanced Hybrid System supports the use of a headset on a proprietary
telephone (PT). When you use the headset (optional), you should switch the selection mode
first.
When Using the Headset
PT
HIGH LOW
MID
CONTRAST
Adjust the CONTRAST lever to the
desired setting (LOW/MID/HIGH).
PT
HANDSET HEADSET
Adjust the HANDSET/HEADSET
lever to “HEADSET”.
• This feature is available for a KX-T7330/KX-T7033/KX-T7030/KX-T7130 only. ! !
• This feature is available for a KX-T7330/KX-T7033/KX-T7030/KX-T7130 only. ! !