M3 Mobile M3 POS, Руководство пользователя

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Getting Started
13
1.3 Power on & off
1.3.1 Power on
To turn on the device, attach fully charged main battery and press the reset 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 reset 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 15 seconds of null state and will enter sleep
mode if the device is not used for 1 minute on battery power.
The time for backlight and sleep mode can be set from Start

Settings

Control
Panel

Backlight.
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.