Sprint Nextel 755P ユーザーズマニュアル

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Turning Your Device On and Off
You can turn on your device screen and your phone independently. For example, the device 
screen can be off while the phone is on, or the device screen can be on while the phone is 
off. You can also have both the device screen and the phone turned on or off at the same 
time.
Waking Up the Screen
When your device screen is off, you need to wake up the screen.
1.
Press and release Power/End 
 to wake up the screen.
2.
Press Center 
 to turn off Keyguard. For more information about turning Keyguard 
3.
Press and release Power/End 
 to turn off the screen.
Note:
Throughout this guide the term device is used to describe your Treo 
smart device and its physical attributes. The term phone is used to 
describe the feature of your smart device that enables you to connect 
to the Sprint National Network.
Note:
You can also press any of the application quick buttons on the front of 
your device to wake up  the screen and to go directly to the application 
associated with that button.
Center
Power/End