Common Projector Issue and It's Remedies

If you’re desperately trying to fix projector problems in your school or your workplace, try some of these simple fix recommended by our specialist.

1. Projector Not Turning On

There are a number of reasons that a projector may not be turning on. If your projector doesn’t power on, try the following:

-Ensure the projector is properly plugged into a working outlet.
-Check the temperature led indicator to make sure the device hasn’t overheated and shut down.
-If you are using a remote control to turn on the projector, check the batteries.
-Be sure the projector lamp door are properly closed.
-Try resetting the lamp timer.
-Ensure the projector is not in standby mode.

If after trying all of the above tips the projector is still not turning on, the issue could be something more complex like damage to internal components.

2. Projector is Overheating

It is natural for projectors to become hot as they are in use, but sometimes projectors overheat when they need cleaning, maintenance or better air circulation. If your projector is randomly shutting down or displaying a warning message, utilize the following tips to resolve the overheating:

-Clear the area around the projector.
-Ensure there is nothing blocking the projector vents.
-Clean the filter and vent of any dust.

3. Led Indicator On Projector is Blinking

There are countless makes and models of projectors –all with different parts and pieces– so it’s generally best to refer to the owner’s manual to determine the meaning of a blinking projector light. However, these are the most common reasons and solutions to blinking lights on your projector:

-Power Light: If the power button light is green or flashing green, the projector is likely on or warming up. If the power light is orange or flashing orange, the projector might be in standby mode or turning off.
-Lamp Light: If the lamp led indicator is flashing orange or red, this usually means the lamp light is going to burn out soon or needs to be replaced.
-Temperature Light: If the temperature led indicator is flashing orange or red, this typically means your projector is overheating or in need of cleaning. Be sure to clear any clutter from around the projector and to remove any items that may be blocking its vents.

4. Projector Image is Discolored

Projector discoloration can occur for a number of reasons. Below are several of the most common reasons for discoloration and how to fix them.

-Inspect the condition of your VGA cable. If you notice any bent prongs, the VGA cable likely needs to be replaced.
-Optimize the display and color settings in the projector menu.
-Check if your projector is in need of a lamp replacement.

If none of the above suggestions help with the discoloration, the problem could be more serious. Contact a professional projector repair service to inspect the lcd panel or polarizing plates.

4. Weird Image Artifact

Projector artifact can occur due to a number of reason, the main one as shown in the picture is due the failure of DLP chip, other artifacts include:

-Discoloration, either the image is becoming to high in yellow, magenta or cyan. This is mostly will be from the failure of the LCD panel
-Horizontal or vertical line across the image, this issue might stem from a bad DMD board, or LCD panel
-Smudges of different color on screen, mostly form a burnt polarizing plates

All of these issue require a proper tools and technical know-how to solve. Do contact the professional at Invo Projector for quick diagnose and repair if need be

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