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...
If the external monitor/ projector is not automatically detected and displaying an image, you will need to use a function key to enable or activate the function. Laptop manufacturers have different methods to activate an external monitor. Refer to the laptop's user guide/manual or the manufacturer for instructions to activate the video port for...
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.
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 ...
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...
1.If spot is only visible when projected image in defocus, it would not impact usage. 2.If spot is visible when projected image in focus, please contact ViewSonic Service center for help.
Parts can be purchased from our parts store. Go to https://www.viewsonic.com/parts/
When you see below situation, please follow below instructions to adjust: If the projector supports Auto Keystone or Vertical keystone, please try to turn on or manually adjust by referring to user guide. If possible, put the projector on the flat surface and make sure projector lens and screen are in a 90-degree angle.
Make sure the signal cable is securely connected. 2.Try another video input source or cable or device to crosscheck. 3.Check the current resolution and refresh rate set in the graphic card or video source is compatible with the projector. You can refer to refresh rate setting video. How t...
Please check below: 1.Plesae refer to the user guide and adjust Aspect ratio with example below. 2. It could be the format of the movie since not all movies are formatted in 16:9. Some are formatted wider than 16:9 which will create black borders on the top and bottom of the screen.