Section 3 CLEANING, MAINTENANCE AND TROUBLESHOOTING
3-7
Image Problems
No image on the screen–
Check the power connections to the projector.
Verify the settings on your laptop or computer.
Be sure that the blank function has disabled.
Press “Blank” button on the remote control for
further verification.
Make sure that the lens cap is not mounted.
Make sure that the M1-DA cable is not damaged,
if it is connected to a computing system.
Be sure that the cables are connected correctly
and not damaged.
Turn off all the attached equipment and power
up again in the proper process.
Make sure that the image source is turned on.
Be sure that the PIP function has disabled.
Check the PIP input selection by going into the
Utility Menu in OSD.
Adjust the brightness and contrast in OSD
menu.
The projected image is blurred–
Ensure that the projection distance from the
projector to the screen is within the projection
range specified.
Adjust the focus ring on the projection lens.
Make sure that the projection lens is clean.
Check if the projector is correctly aligned with
the projection screen.
Press “Auto” button on the control panel of the
unit or on the remote control.
Reposition the unit to improve its projection
angle.
The projected image is trapezoid–
This keystone effect is caused by the projection
angle not being perpendicular to the screen.
Reposition the projector to improve its angle on
the screen by rising or lowering the front legs or
propping up the back of the projector.
Activate keystone correction function by
pressing “Keystone” key on the remote control or
