Epson EH-TW9000 - Page 50

EH-TW8000/TW9000/TW9000W Troubleshooting CONFIDENTIAL
SEIKO EPSON 50 Revision A
COLOR BANDING (SHADOW)
ABNORMAL IMAGE
Phenomenon Defective part / Part name Cause Remedy Reference
There occur “shadows”* on the right and left
side.
* “Shadow” is a vertical color banding
appearing on the left or right side.
MULTI LENS
Some optical parts may be displaced due to
some shock or the like.
Replace Optical Engine.
"3.3.8 Optical Engine (assembly)
(p78)"
Phenomenon Defective part / Part name Cause Remedy Reference
Some abnormality can be seen in the projected
image.
 MULTI LENS
 PBS MASK
Some optical parts may be detached.
Replace Optical Engine.
"3.3.8 Optical Engine (assembly)
(p78)"