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9. Appendix
9.1 Common problems and solutions
When you encounter problems while using the projector, refer to the following
troubleshooting tips:
If you are unable to correct the problem, contact your dealer or Boxlight Technical
Support.
█ No image on the screen
ÖMake sure that all components are connected correctly.
ÖMake sure the power cord is not damaged.
ÖMake sure the main switch of the projector is turned on.
ÖEnsure the lamp is securely installed.
ÖMake sure the lens cap is removed.
█ The screen resolution is not right
Ö Make sure the computer resolution is not set higher than 1280 X 1024.
█ Display image is instable or flashing
ÖPress the “Auto” button on the remote control or the Auto/Enter button on the
projector.
ÖAdjust the “Phase” setting in the “Display” menu.
ÖChange the color setting of on your computer.
█ Image has vertical flashing stripes or bars.
ÖPress the “Auto” button on the remote control or the Auto/Enter button on the
projector.
Ö Adjust the “Frequency” setting in the “Display” menu.
ÖCheck the display mode of your display .
█ The image is blurry
ÖAdjust the focus ring on the projector.
ÖMake sure the projection screen is 1.4 ~12 meters (3.9 ~ 39 ft) from the
projector.
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