Our infocus dlp xga 4000 lumens projector has white spots showing up.

SOURCE: iNFOCUS LP 425 DLP PROJECTOR PROJECTOR

try to restart the pojector & the pc, &

check the connection of the projector, some projector needs to warm up before it goes to work..

jasbo

• 2239 Answers
• Posted on Sep 04, 2009

SOURCE: black and white image on infocus x3

first reset the settings to factory default (menu, settings). if that changes nothing and the colorwheel is still in tact, the main board is bad.

SOURCE: InFocus LP 850 Projector, yellow spot on screen

Hello,
Unfortunately the discoloration is caused by the extreme heat generated by the Lamp has burned the LCD optical polarization filter/elements.
The only solution for this is to replace the entire LCD optical assembly.

Sorry for the bad news, :(

SOURCE: I just replaced the lamp on an Infocus X10 DLP

This is seemingly a common issue on the IN82 (which I've also had) and is usually resolved by switching off the 'BrilliantColor' setting in the menu.

SOURCE: My InFocus IN2102EP projector is recently

Sounds like the DMD chip is on it's way out.
Check if the intermittent problem is related to the external air temperature. Try blowing cold air around the unit with a personal fan to see if it does the same thing.
Check if the air vents and filter is clean