M3 Mobile M3 BLACK User Manual page 5

Program error may occur when removing battery while any program is running. Please
make sure the running program is closed before
The back­up battery would work when the battery has removed so the device goes to sleep mode.
M3 BLACK can be used for maximum 11 hours with fully charged battery. It can be different
depending on users' working environment.
1.2.2 How to charge
If the exclamation mark shows up next to the battery icon, please charge the battery otherwise the
device will be turned off.
Charging the battery
Plug in authentic AC adaptor plug to wall jack and DC jack to power connector of cradle.
Insert PDA to device slot to start charging the PDA. Make sure that the device is connected
to the cradle correctly.
AC adaptor is rated at 100~240V, 5A. Do not use the adapter outside the rated voltage.
Please use authentic cradle that M3 Mobile provides only, there might be a malfunction
and/or failure of device.