M3 Mobile MM3 User Manual download pdf (Page 13)

Getting Started

1.3 Power on & off

1.3.1 Power on

To turn on the device, attach fully charged main battery and press the power button

briefly.

Empty or low level of the back-up battery may cause starting problem. If

this happens press and hold the reset button for 5 seconds.

1.3.2 Power off

Press and hold the power button for more than 5 seconds to turn off the device.

1.3.3 Sleep mode

Device will automatically enter ‘Sleep mode’ to save battery if there is no constant

usage.

By default, backlight is turned off after 30 seconds of null state and will enter sleep

mode if the device is not used for 1 minute on battery power.

The time can be set from StartSettingsSystemBacklight for backlight off

time and StartSettingsPower for sleep mode.

In sleep mode, all modules except phone module are powered off which

causes Wi-Fi to disconnect from the current AP. However, on resume, Wi-

Fi is automatically re-connected to the AP normally within 10 seconds.

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M3 Mobile MM3 User Manual Page 13