Epson 821 사용자 설명서

If any of the following problems occur and the indicators do not offer a solution, refer to the pages given for each problem.

No images appear 

Projection does not start, the projection area is completely black, the 
projection area is completely blue, etc.

Can not switch projection to a video source by pressing the 
[Source Search] button 

Projection stops automatically 

The message "Not Supported." is displayed 

The message "No Signal." is displayed 

Images are fuzzy or out of focus 

Interference or distortion appear in images 

Problems such as interference, distortion or black & white checked 
patterns appear.

Image is truncated (large) or small 

Only part of the image is displayed.

Image colours are not right 

The whole image appears purplish or greenish, images are black & 
white, colours appear dull, etc.
(Computer monitors and LCD screens have different colour 
reproduction performance, so that the colours projected by the 
projector and the colours appearing on the monitor may not 
necessarily match, but this is not a sign of a problem.)

Images appear dark 

Nothing appears on the external monitor 

Problems relating to images

Power does not turn on 

No sound can be heard or the 
sound is faint 

The remote control does not work 

The fans do not stop when power 
is turned off 

Problems when projection starts

Other problems