Sony Ericsson P910 用户手册

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页码 193
Getting to know your P900
37
This is the Internet version of the user’s guide. © Print only for private use. 
Automatic key lock
This option locks the keys on your P900. This is to protect the 
device if the keys are accidentally pressed. When this setting is 
active, the Flip closed keypad will become automatically locked 
after a period of inactivity.
To activate or change the key lock
Select 
Control panel > Device > Locks
.
To unlock the keys
Select  
>
 
.
Screen lock
This option locks the screen of your P900. This is to protect the 
device if the screen is accidentally pressed in Flip open mode or 
with the Flip removed. When this setting is active, the screen 
will automatically become locked after a period of inactivity.
To activate or change the screen lock
1. Select  
> Settings
.
2. Select a lock time or 
Off
.
To lock the screen
Select  
> Lock screen
.
To unlock the screen
Push the Jog Dial 
Forward > Inward
 or 
Backward > Inward
.