HP IP400 Manuel D'utilisation page 9

Troubleshooting
If your projector does not seem to be functioning properly, please check the
following before you contact an authorized service center.
Symptom
The projector does not
display when connecting
to an external device.
The projected image is too
dark.
The projected image is
blurred.
The surface temperature
of projector is hot.
Abnormal performance
User Manual
Check Point
• Check the HDMI cable is plugged correctly.
• Check the power adapter or
Power Bank Unit is plugged correctly.
• Check Power Bank Unit has sufficient power
capacity.
• Use the projector in a darker environment.
• Plug in the power adapter or choose brighter mode.
• Decrease the distance placement for a smaller
but brighter projection image.
• Adjust the focus.
• Check if the lens is dirty , clean it if required.
• It is normal that this projector generates heat over
prolonged use. It will not affect the performance of
the projector.
• Always keep the ventilation slots free of dirt or
obstructions and operate the projector in a properly
ventilated environment.
If the projector is running slow, freezing, crashing
or locking up during operation, remove the power
cable or Power Bank Unit and restart the projector.
8