Sharp Horizontal Black Lines (Cross Feed Direction); Vertical Fogged Stripes (Paper Feed Direction) - Canon LBP-CX Series Service Manual

1-8 Sharp horizontal black lines (cross feed direction)
LP
Cause Step Check
BD signal frequency 1 Is BD error status being
outside specification transmitted?
1-9 Vertical fogged stripes (paper feed direction)
:
t}P
.JI
...
Cause
EP cartridge
Step
Check
1
Does the print image improve after
cleaning the primary corona wire?
1-10
Horizontal fogged stripes (cross feed direction)
Cause Step Check
EP cartridge
l
Check the distance of stripes from
the edge. Are they about 188 mm
or 66 mm from the edge of prints?
(The circumference of the drum
is 188.5 mm, that of the develop-
ing cylinder, 66 mm.)
Result Measure
YES
Proceed to M-12 in this chapter.
Result Measure
NO
Replace the EP cartridge.
Result Measure
YES Replace the EP cartridge.
7-20
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BY CANON INC. CANON LBP-CX SERIES REY.2 JULY 1985 PRINTED Ill JAPAN (IMPRIME AU JAPONI