Unfortunately, if the hot spot is a major problem, you will need to send your projector in for service so it can be repaired. If the hot spot is minor, you may be able to use manual color and tint adjustments to compensate for it. This will also help reduce overheating, which can prevent hot spots from appearing. If you do this, cover one end of the lens with a dark cloth or piece of cardboard so that light is blocked from entering it. Make sure you are not using the lens in an inverted position. This can help reduce overheating, which can keep your projector from getting hot spots too. It is recommended to keep at least two inches free space around all sides of your projector for best results. Make sure that you are not blocking any ventilation on the projector. Dust buildup will increase the temperature inside the unit, making it overheat faster. Make sure that there is no dust on the fan filter of your projector. To keep your projector from overheating, here’s what you can do: The projector will also turn off after a few minutes if you do not allow it to cool down first. This results in several hot spots on the screen. Projectors tend to overheat when they are being used for long periods. This will require sending in your projector for service. If that does not work, you may need to replace your lamp or inverter if it is a problem. Try to play around with your optics if you notice any change, as this could be the problem. You can clean these by using a Q-Tip with some rubbing alcohol. Make sure that there is no dust on your lamp or air filter. Power cycle the projector (unplug it and plug it back in).A “hot pixel” looks like a single very bright pixel that stays on continuously. It is important to work quickly if this happens because the longer your projector remains unresponsive, the more damage will occur. This can be frustrating because it will not allow you to use your projector at all. When the display fails on a Topvision projector, the most common problems are “hot pixels” or an inverter that has gone bad. Scroll down to learn more about specific problems with your projector and what you can do to fix them! 2. When you understand how many of these challenges can be quickly resolved. An unresponsive projector to controller connectivity.Lamp errors (such as “lamp time remaining” or “lamp missing”).The most common problems that arise with projectors include the following: Topvision projectors have a tendency to fail suddenly and without warning.
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