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Maintenance 14
Troubleshooting
Power cycling
If a problem occurs that cannot be corrected
with the instructions in this user manual (see
also the help below), follow the steps given
here.
1 Switch the device off using the on/off switch
on the side.
2 Wait at least ten seconds.
3 Switch the device on using the on/off switch
on the side.
4 If the problem cannot be solved, please con-
tact our customer service or your retailer.
Problems Solutions
Device turns off. • When the device is running for a long period
of time, it may get hot and a warning symbol
appears on the screen. The device
automatically turns off when it gets too hot.
After the device has cooled down, it can be
switched on and used again.
• When the battery does not have sufficient
capacity, the device turns off. Connect the
device to the power supply.
Device changes from maximum level of bright-
ness to a lower level of brightness during play-
back.
• When the environment temperature is too
high, the device turns automatically from
maximum level of brightness to a lower level
of brightness in order to protect the high
power LEDs.
Bad image or colour quality with HDMI connec-
tion.
• Use the supplied HDMI cable (PPA1290).
Third-party cables may cause signal
distortions.
The Pocket Projector cannot be switched on. • Connect the supplied power supply to
recharge the internal battery for at least 10
minutes.
No sound
• Check the sound level in the menu Settings /
Sound settings / Volume, adjust the volume
with the À/Á keys.
No sound from the external connected device. • Check the cables to the external device.
• Set the volume on the external device.
• Only the original cables from the device
manufacturer may work properly.
Bad sound quality with a computer connection. •Check if the audio cable is connected to the
computer line-out socket.
•The volume setting on the computer should
not be too high.
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