Panasonic KX-T336 System Reference Manual page 163

8.00 Various Adjustments
1) Display brightness adjustment
Brightness adjustment knob
• The brightness adjustment knob is used to adjust the brightness of the display.
Turn the knob to the right for increasing brightness until the proper brightness is
established.
2) SP-PHONE volume adjustment
• Volume control knob is used to adjust the volume level of the call through the SP-
PHONE. Adjust this volume for maximum ease in listening.
3) Ringer volume adjustment
• The ringer volume selector is used to adjust the ringer volume.
This selector can be switched among three stages: OFF, LOW and HIGH. Set for
the most appropriate volume.
2-E-12
2-E-11