INSIGHT 4K LASER User Manual
6. Appendix
6.1. Troubleshooting
Before asking for repair, please check your connection, settings and operation once again. If the trouble cannot be corrected, please contact
your dealer/distributor for instructions or repair.
6.1.1. Problems and where to check
Problem Check these items
The projector cannot be turned on. Check to see if AC power is supplied to the projector.
Make certain that the main power switch is ON.
Check to see whether the panel key lock function is activated. If so, the main unit’s
control buttons are locked and do not work.
Is the temperature inside the projector too high? When the inside temperature is too high, the
protective function does not allow your projector to be turned on. Wait some time and then
Are you using the projector at high elevations with an altitude of approximately 5500
feet/1600 meters or higher? The cooling fan settings need to be configured when using the
projector at high elevations. Please contact your dealer/distributor for instructions.
The image cannot be projected. Check to see if the connected input has been selected.
Check to see if a cable is properly connected to the input terminal.
Check to see whether the douser is closed.
Check to see if the settings are all adjusted properly.
Check to see if the protractor is properly set up.
The image is blurred. Make certain that the lens is properly focused.
Check to see if the screen and a projector are installed at correct angles.
The projection distance may be larger than the focusing range.
See if the lens and other parts have condensation on them. If the projector is turned on in
a warm place after storage in a cold place, the lens and other optical components inside
may develop condensation. In such a case, please wait several minutes until the
Video image is disturbed.
Check whether the signal cable connected to the projector is disconnected.
The SYSTEM status indicator blinks
Your projector may have trouble. Please contact your dealer/distributor for instructions.
An error code is displayed. Please contact your dealer/distributor for instructions.
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