Y20s User Manual
1.
Overview
1.1.
Introduction to keys and widgets
1.
⑤Ambient light sensor & Proximity sensor
: Automatically detect the intensity of the
ambient light, and adjust the brightness of the screen with the ambient light.
When making phone calls, this sensor automatically detects the distance between you and
your phone. If you're too close to your phone, it will switch off your screen to avoid
unintentional triggering of certain functions. The sensor is inactive in headset and handsfree
mode.
It is normal for the light at the top of the screen to flash briefly when dialing or calling. This
