User's Manual

4
If a call or alarm rings, turn over the phone (front
side to back, or back side to front) to mute the
ringtone.
To use the light sensor,
•In Settings > Display > Light sensor, select On.
The phone will adjust backlight level automatically
according to ambient brightness. For power-saving
purposes, always turn on the light sensor.
Power-saving mode
After the set time span, the phone has the idle
screen turned off automatically. To exit the power-
saving mode, press any key. For power-saving
purpose, set the time span to a low value in Settings
> Display > Backlight duration.
Auto keypad lock
In the idle mode, your phone can have the keypad
locked automatically after the set time span. When
the keypad is locked, a set of concentric circles
keep moving on the screen.
To set the auto keypad lock
Go to Settings > General > Auto keypad lock.
To unlock the keypad
Drag out the innermost dot. Or, push up the slide.
To lock the keypad manually
On the idle screen, tap on Shortcut > Phone lock.
X810_En_Book.book Page 4 Monday, March 30, 2009 10:48 AM