Get The Replacement Projector DMD Chip To Fix Projector White Dots
What Is Projector White Dots / Dead Pixels / White Spots On The Screen
While you have noticed multiple white spots (something like stars on the sky at night) displaying on your DLP projector screen, then your projector is stuck on white dots problem which is caused by an aging or broken DMD chip.
The problem will become even worst as times passed. And you aren’t able to see any detail one day if you do not fix it.
The projector dead pixels image looks like this…
The NP215 is one of the DLP projectors that the chip is easy to be aging.
Because the NP215 Projector DMD chip is high-demands in one of our college customer in Canada.
What Is The Projector DMD Chip? And How Does It Work?
The projector DMD chip is what works as a CPU in the computer. But the difference is the DLP chip is handling with the lights from the projector bulb while the CPU is handling the datas.
Here is the chip look like…
The chip contains millions of micro-mirrors inside. While needed, the micro-mirror will rotate to positive and reflect the light through the lens to the screen. In this case, a bright pixel will be displaying. Opposite, the light will be reflected to the heatsink and displaying a dark pixel on the screen.
For this reason, one or more micro-mirrors are broken inside, the white spots are appearing like snow at night sky.
Can A Broken DLP Chip Be Repaired?
The short answer for the question is ‘no’.
As millions of micro-mirrors inside, it’s very difficult to tear down the chip and replace numbers of micro-mirrors as small as human hair.
Under this circumstance, the only method to fix the white dots problem is replacing a new version chip.
How To Find The Chip Right Fit On My Projector?
Similar to the CPU in the laptop, different models provide different performance. And the different DLP chips comes with a different resolution.
Sanyo PDG-DWL2500 DMD chip is featuring 1280×800 resolution.
You can not assemble the same chip to the Sanyo PDG-DXL2000 projector which rating at 1024×768 resolution.
Here are the exact links that will direct you to the chip works in the projectors.
Feel free to click on the projector brand and find your model to check for the price of a new replacement chip.