ViewSonic VB70a Pro User Manual page 19

If you touch the pattern, then system will guide you to create a pattern,
you must draw this pattern to unlock the screen. For the first setting,
system will show you a brief counseling manual to show how to create
unlocked pattern. You can press menu , and then touch "help" to review.
Then, you will be prompted by the system to draw and re-draw your own
pattern.
If you touch a PIN or password, you will be prompted to set a PIN number
or password, you must enter the PIN number or password to unlock the
screen. By the next time you turn the MID on or wake up the screen, you
must draw your own pattern or PIN number, or password to unlock the
screen.
Password visible
To select this option, when you input every characters of the password,
they will be shown shortly in the system, so that you can see the contents
that you are inputting.
Select device manager
To touch the option to open screens, in which list the applications that you
have authorized the limitation of MID device manager. To touch the
application of this list can stop its limitation. If you execute this operation,
thus your accounts will lose some functions of the application. (Such as
the function that synchronize the new e-mail or calendar event to the
MID), until you restore the limitation of the application. If you stop the
limitation of some applications by the above mentioned ways, however,
these accounts of the applications needs the limitation, then, unless you
delete the related accounts, otherwise, normally you will receive tips on
how to restore the limitation when you are trying to use these applications.
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