YABER Pro V9 Manual De Instrucciones página 6

YABER Lifetime Professional Support
Dear customer,
Thank you very much for supporting YABER!
Please read this manual thoroughly before using the projector. If
you have any issues, email your order number and the problem to
support@yabertech.com We will provide a fast solution in 24 hours.
Actually, many problems can be easily solved by setting, such as no
signal, no sound, bluetooth connection failed, WiFi connection failed,
dark spots, choppy animation etc. We promise all the projectors have
been 100% carefully checked and packaged before shipping.
If you have any questions, could you please contact us so that the
problem can been solved. And give us an opportunity to improve. We
guarantee we will provide you a satisfactory solution.
Thanks for your understanding!
YABER Service Team
Tips
1. Do not place projector in too warm or too cold room, because the
high temperature or low temperature will shorten lifespan of the
device. The working environment would be 5 ℃ ~35 ℃ better.
2. If there are black spots on the projection screen, please don't
worry,please contact support@yabertech.com via email, we can
send you a video about how to remove the dust.
3. The projector shall be strictly protected from strong impact,
extrusion and vibration. Do not try to move and on strong impact,
extrusion and vibration. Do not try to move and the internal circuit
faults.
4. Lens, as the core component of the projector, is directly related
to the picture definition and effect. The excessive dust thereon will
affect image quality. The dirty lens shall be wiped with soft cotton
cloth for the glass lens surface. Hard cloth or abrasives shall not be
used.
EN 2