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Service 23
8 Service
Care Instructions for the
Battery
The capacity of the battery diminishes with time. You
can prolong the life of the battery if you observe the fol-
lowing points:
r Without a power supply, the device operates from
the built-in battery. When the battery does not
have sufcient capacity, the device switches to
stand-by mode. Connect the device to the power
supply.
r When the battery does not have sufcient capac-
ity, the battery symbol in the display and the bat-
tery status light on the side of the device turns red.
r When the device is running for a long period of
time, the surface becomes hot and a warning sym-
bol appears on the projection. The device
switches automatically to stand-by mode when it
gets too hot. After the device has cooled down,
yo
u can continue playback by pressing any key.
r Use the device at least once a week.
r Charge the battery regularly. Don’t store the
device with a completely discharged battery.
r If the device is not used for several weeks, dis-
charge the battery a little by using the device
before storing it.
r If the device only works using the USB connection
or with the power supply, the battery is defective.
r Keep the device and the battery away from
sources of heat.
Battery deep discharge
When the battery is in deep discharge or the device is
not used for a longer period, proceed as followed:
1 Connect the device to the power supply (see also
chapter Connecting power supply / Charging bat-
tery, page 9). The device behaves as follows:
2 The device can be turned on and is r
eady to use after
approximately ve minutes of charging time.
Battery recharge time with device off
DANGER!
Do not replace the battery yourself
Do not try to replace the battery yourself.
Incorrect handling of the battery or using the
wrong type of battery can cause damage to
the device or cause injury.
Device off Device on
Connect
to a com-
puter (U-
SB 5V DC
min. 0.7A)
Slow charging Device turns on
and off again.
Connect
to the
power
adapter
Fast charging
Device remains
turned on.
Slow charging
Turning on
possible
Completely
charged
Slow charging 5 minutes 10 hours
Fast charging 5 minutes 3 hours