Copystar CS-1620, Service Manual

Page: 119 / 235

2C9
1-5-20
1-5-3 Image formation problems
(1) No image
appears
(entirely white).
(2) No image
appears
(entirely black).
(3) Image is too
light.
(4) Background is
visible.
(5) A white line
appears longitu-
dinally.
See page 1-5-21. See page 1-5-21. See page 1-5-22. See page 1-5-22. See page 1-5-22.
(6) A black line
appears longitu-
dinally.
(7) A black line
appears later-
ally.
(8) One side of the
copy image is
darker than the
other.
(9) Black dots
appear on the
image.
(10) Image is
blurred.
See page 1-5-23. See page 1-5-23. See page 1-5-23. See page 1-5-24. See page 1-5-24.
(11) The leading
edge of the
image is consis-
tently mis-
aligned with the
original.
(12) The leading
edge of the
image is spo-
radically mis-
aligned with the
original.
(13) Paper creases. (14) Offset occurs. (15) Image is partly
missing.
See page 1-5-24. See page 1-5-25. See page 1-5-25. See page 1-5-25. See page 1-5-26.
(16) Fixing is poor. (17) Image is out of
focus.
(18) Image center
does not align
with the original
center.
See page 1-5-26. See page 1-5-26. See page 1-5-27.