Lenovo S6000 Tablet - Manual (Page 25)

After you have set and activated the pattern unlock function, the unlock keypad will be
displayed whenever the display is to be unlocked. Use your finger to trace your preset
pattern on the keypad. After the preset pattern has been correctly entered, the screen will
be unlocked.
Tap PIN to input the PIN code (minimum 4 digits) you will use to unlock the display.
Tap Password to input the password (minimum 4 characters) you will use to unlock the
display.
SIM CARD LOCK*: Set SIM card lock-related settings.
PASSWORDS: Under this option, you can decide whether or not your chosen password will be visible
when you input it. If the check box is selected, then the password will be visible. If it is not selected,
then your password will only be displayed as **** when you input it, thereby keeping your password
more secure.
DEVICE ADMINISTRATION: Set to administrate your IdeaTab and allow installation of non-market
apps.
Device administrators: These functions are not available to ordinary users. Only TsingMail
users who have previously set up the appropriate security settings within their organizations
can use these functions.