If a fan begins to make a rumbling noise this may indicate a problem with the fan. Fans are essential to maintain optimal operating efficiency of the projector; so it is strongly recommended that the unit be sent in for service to replace the fan. If it seems like there is something hitting the fan blades it could mean that there is an obstru...
Stuck or twinkling pixels on the projected image may be due to a defective DMD chip. These pixels can show up as bright, dark or twinkling points. They look similar to pixel defects on LCD displays. This cannot be fixed by the end user and must be sent in for service. Contact ViewSonic Customer Care to verify if your unit qualifies for warrant...
Windows update may cause some issues with screen resolution setting being lost, Please follow below steps to change the resolution of the screen and check: Type Change screen resolution in the Search box from the desktop and click Change screen resolution of the display. Under Display Resolution select Recommended resolution. A wi...
1.Please increase the Contrast and Brightness in OSD menu. 2.Check the light source level and make sure it’s on Full or Normal. 3.Turn off or reduce environmental luminance where the projector is in use.
To clean the projector lens, do the following: Apply a non-abrasive camera lens cleaner to a soft, lint-free cloth. Do NOT spray the cleaner directly onto the lens. Avoid abrasive cleaners/solvent, as they may permanently damage the lens. In a circular motion gently wipe the lens clean. Replace lens cap if projector is not to be used.
After replacing the Projector Lamp, resetting the lamp timer is highly recommended to help keep track of how long the lamp has been on. The Lamp Timer will also let you know when the lamp needs to be replaced. The Lamp timer can be found in the projector Menu. The specific location of the timer can be found in different locations depending ...
The methods for changing the projector lamp (bulb) differ depending on the model of the projector. For accurate instructions, you can find lamp swapping instruction at ViewSonic product download page. <Note> It is recommended that you use an authentic ViewSonic replacement lamp.
1. To change the image orientation on the projector, check the projector remote for a button that says “My Button” and press it to change image orientation. This button is customizable but by default it will be set to change the image orientation. 2. Open the projector Menu and go to System Setting: Basic> Projector Position and choose one ...
Please refer to user guide on page "Important Safety Instructions". Some projectors may be claimed to use at a limited angle dependent on the light source, such as lamp or LED.
Projectors may shut off for a couple different reasons. If the projector over heats, check to see if there is enough ventilation for air to be circulated around the unit. Make sure fans are running and that there is no obstruction. Let it cool, clear obstructions and check fans when turning the unit back on. After market lamps may cause a...