User manual

15. Safety Precaution
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14.4.4 Auto keypad lock
After activating this function, the phone will be locked automatically if the time
you set is arrived, so as to avoid error operations.
 Manual lock keypad: On the Home screen, press 【Left Soft Key】, then
press【* Key】 to lock the keypad manually.
 Manual unlock keypad: On the Home screen, press【Left Soft Key】, then
press【* Key】 to unlock the keypad manually.
14.4.5 Lock screen by end- key
Once activated this function, when the backlight is on, press【End Key】to turn
off the backlight and auto lock the keypad.
14.4.6 Power-on password
You should set the power on password when you use this function for the first
time. After activated this function, you should input password each time you
switch the phone on.
Caution:
Power-on password doesn’t have the limitation for wrongly inputting.