Toshiba AT270 - Manual (Page 24)

The screen is designed with highly sophisticated technology and there
might be minimal missing of pixels.
Moreover, you might find the linear color unevenness, light
unevenness and discoloration of the display.
Please note that they are caused by the structure of the screen, not by
malfunction.
Do not turn on the display with high brightness for prolonged periods.
The screen is susceptible to burn-in (image sticking) (e.g. icons on the
screen) that may not be recoverable. To protect the display, the
system will go into sleep mode after 10 minutes of inactivity and
system sleep mode is force enabled.
Unlocking your screen
After turning on the screen, it remains locked. You can unlock the screen in
the following ways:
1.
Press & hold the lock icon ( ) while it turns to a white ring with a
camera icon ( ) and an unlock icon ( ).
2. Slide the ring towards the appearing lock or slide the ring towards the
camera to open the Camera app.
Figure 3-6 Lock screen
If you have set up a screen lock through one of the three ways as Pattern,
PIN or Password, the method of unlocking the screen will be different. See
the
Security section for other ways to protect your tablet and privacy.
Care and use of the battery
This section provides important safety precautions in order to handle your
battery properly.
Refer to the enclosed Instruction Manual for Safety and Comfort for
detailed precautions and handling instructions.
User's Manual 3-11