Eiki EK-610U Service Manual page 36

3-5 Image Performance Troubleshooting (2/2)
P-2
Yes
No
Is focus ok?
Yes
No
Is color ok?
Yes
End
Make sure the
projection distance
is in spec.
Ensure signal cable
Color wheel index
and signal source
adjustment
work fine
Use soft cloth to clean
the lens
No
Is the projector lens
Yes
clean?
Yes
Is the problem
solved?
EK-610U/EK-611W/EK-612X
Change engine
Yes
No No
Change M/B
Change color
3-6