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The display disappears
suddenly.
The device is set to automatic
power off when there is no opera-
tion in one minute.
Normal.
The battery is drained away or al-
most drained away.
Please charge the battery.
The device can not be used
for full time after charge.
The battery is not full charged.
Please recharge the battery.
The battery is broken.
Please contact the local service center.
The battery can not be full
charged even after 10 hours
charging time.
The battery is broken.
Please contact the local service center.