Basic Functions 25
Do NOT attempt to remove the back cover.
This device has a non-removable battery. Do not attempt to remove the
back cover. Doing so may severely damage the battery and device, which
could cause overheating, fire, and injury.
• Proximity/Ambient light sensor
- Proximity sensor: During a call, the proximity sensor turns off the
screen and disables touch functionality when the device is in close
proximity to the human body. It turns the screen back on and enables
touch functionality when the device is outside a specific range.
- Ambient light sensor: The ambient light sensor analyses the ambient
light intensity when the auto-brightness control mode is turned on.
• Volume keys
- Adjust the volume for ringtones, calls or notifications.
- While using the Camera, gently press a Volume key to take a photo.
To take continuous shots of photos, press and hold the Volume key.
- Press the Volume Down (-) key twice to launch the Camera app
when the screen is locked or turned off. Press the Volume Up (+) key
twice to launch Capture+.
• Power/Lock key (Fingerprint sensor)
- Briefly press the key when you want to turn the screen on or off.
- Press and hold the key when you want to select a power control
option.
- Turn on the fingerprint recognition feature to simplify the process
of unlocking the screen. See
Fingerprint recognition overview
for
details.
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