User's Manual

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User Guide Manual - 56
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5.3. Sleep Function
To operate power eff iciently, the device is converted to the sleep
(suspended or power saving) mode in case of following situation.
 When the Menu button is pushing over 2 seconds…
 When disconnected the external power…
 When the Smart Power-off mode is conducted…
 A minute later after the touch screen is unlocked in the
battery mode without the external power connection.
 Eff icient power management and such.
The device is waked up from the sleep mode;
 As soon as the Menu button is clicked.
 When the external power is connected.
 When receiving a call or SMS (text messages).