Lenovo A1 Tablet - Manual (Page 29)

The display setting options include: Brightness, Auto-rotate
screen, Animation and Screen timeout.
Brightness
You can manually adjust the brightness, or select "Automatic
brightness", which allows your IdeaPad Tablet A1-07 to
adjust the screen brightness automatically according to the
current ambient light.
Auto-rotate screen
You can select whether to allow screen horizontal or vertical
auto-rotation.
Animation
Once the animation switch has been turned on, your IdeaPad
Tablet A1-07 will display animations whenever application
windows are opened or closed, thereby enhancing the
attractiveness of your experience.
Screen timeout
This option allows you to select how long your IdeaPad
Tablet A1-07's screen will remain lit without any activity
before it automatically locks the screen to save power. You
can set the time period to 15 seconds, 30 seconds, 1 minute,
2 minutes, 10 minutes, 30 minutes and never.
4-4 Location & Security
Within the settings, you will gain access to the following
functions:
My Location, Screen Unlock, SIM card lock (Specific
models only), Passwords, Device administration and
Credential storage.
My Location
You can select whether to use wireless networks or GPS
satellites.
Notice on using the GPS feature
• Many factors can interfere with GPS satellite
reception. In places with strong interference (such as
indoors, in a car, or between buildings) or during bad