User's Manual Part 1

24
Before Using the Handset
Part Names and Functions
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Connecting the Flat-plug Earphone/
Microphone with Switch (optional)
Earpiece
The caller’s voice is heard from here.
Main Display
(P.30)
Brightness Sensor
Adjust the main display light brightness and set ON/OFF of the
keypad light automatically based on the Brightness Sensor to
adapt for the surrounding brightness (P.113).
3 Units Front Speaker
Sounds including the ring tone are heard from here (P.27).
Mail Key
In the stand-by display, press to display the Mail menu (P.178)
and press for over a second to perform the Check new message
(P.186, 199).
Press to select an item in the guide display (P.33).
MENU Key
Press to display the menu (P.34, 317).
Call/Hands-free Switch Key
Press to place a voice call or start talking on the phone of a
voice, videophone, or PushTalk call.
Press during a call to switch ON/OFF of the hands-free function
(P.51).