Samsung SCH-R720ZRAXAR - Manual (Page 19)

Understanding Your Phone 15
3. Microphone: allows other callers to hear you when you are
speaking to them.
4. Power/Lock key: Sets the phone to Silent mode, Airplane
mode, Lock/wake screen, and Power on/ off.
5. Camera Key: From a Home screen, press and hold to
launch the Camera application. From the Camera
viewfinder screen, press to take a picture or begin/end
recording a video.
6. USB Power/Accessory Port: Plug in a USB cable for
charging or to sync music and files.
Touch Screen Display
Your phone’s touch screen display is the interface to its features.
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