Operation Manual

English – 9 | MP-290
Charging the battery
The device has a rechargeable built-in lithium-ion battery. It is
charged via USB connection. You are required to charge it when
you use it for the first time. It takes about 3 hours to fully charge the
battery.
To charge the battery, connect the larger end of the USB cable to
the USB interface of PC, and connect the other smaller end of the
USB cable to the USB interface of this player. The device is con-
nected to PC and being charged.
Note:
The player is not able to access while charging.
Note:
For maximum performance, lithium-ion batteries need to be
used often. If you don’t use the device often, be sure to
recharge the battery at least once per month.