Sides And Bottom - Samsung Galaxy S4 User Manual

Sides and Bottom

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1. Volume Key: From the Home screen, touch to adjust
Master Volume. During calls or music playback, press
to adjust volume. Press to mute the ringtone of an
incoming call.
2. Power/Lock Key: Press and hold to turn the phone on or
off. Press to lock the phone, or to wake the screen for
unlocking.
3. Microphone: Use during calls to allow callers to hear
your voice, and when recording.
4. USB Power/Accessory Port: Connect a USB cable for
charging or to sync music and files.
Understanding Your Phone 22