l Proximity sensor
–
Turns off the screen and disables touch
functionality during a call when the device is
in close proximity to the body.
–
Turns the screen back on and enables touch
functionality during a call when the device is
outside a specific range from the body.
l Power key
–
Press to turn the screen on or off.
–
Press and hold to select a power control
option.
l Volume keys
–
Adjust the volume for ringtones, media,
notifications, and system sounds. For more
information, see “Volume” on page126.
–
In the camera app, press a volume key to take
a photo.
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