User Guide

Phone Basics
2A. Phone Basics 13
Key Functions
1. Earpiece lets you hear the caller and automated
prompts.
2. Light Sensors let you use the ambient light level to
adjust both screen brightness/contrast and keypad
access.
䡲 In a bright light condition (outdoors), the sensors
cause the phone to increase the brightness and
contrast for better viewing.
䡲 In a dark light condition (while talking on the
phone) the sensors detect talk activity and lock
the keypad to prevent accidental key presses.
3. Signal Strength Indicator represents the signal
strength by displaying bars. The more bars
displayed, the better the signal strength.
4. Display Screen displays all of the information
needed to operate your device, such as the call
status, the Contacts list, the date and time, and the
signal and battery strength.
5. Main Functions Key allows you to access your
device’s Main Functions menu, such as Favorites,
Main, Fun, My Stuff, and Web.
6. Back Key returns you to the previous menu. This key
also allows you to return to the previous page in
the Web browser during your data session.
7. Phone Functions Key allows you to access your
device’s Phone Functions menu, such as Speed
Dial, Contacts, Recent, Voicemail, and Dialer.
8. Camera Lens, as part of the built-in camera, lets you
take pictures and videos.
9. Flash provides better image quality when used in
lower light conditions.
10. Speaker lets you hear the different ringers and
sounds. The speaker also lets you hear the caller’s
voice in speakerphone mode.
11. Headset Jack allows you to plug in either a stereo
headset (included) or an optional headset for
convenient, hands-free conversations.
CAUTION! Inserting an accessory into the incorrect
jack may damage the device.
M850Dash.book Page 13 Tuesday, September 29, 2009 5:21 PM