2JZ/2JX/2JV/2H7
1-4-64
(8) A line appears laterally.
(9) One side of the copy image is darker than the other.
(10) Dots appear on the image.
(11) The leading edge of the image is consistently misaligned with the original.
Copy example Causes Check procedures/corrective measures
Flawed drum. Replace the drum unit (see page 1-5-35).
Dirty developing section. Clean any part contaminated with toner or carrier in the
developing section.
Leaking separation electrode. Clean the separation electrode.
Poor contact of grounding terminal of
drum unit.
Check the mounting state of the image formation holder. If
any problem is found, repair it (see page 1-5-30).
Copy example Causes Check procedures/corrective measures
Defective exposure lamp. Check if the exposure lamp light is distributed evenly to run
maintenance item U061. If not, replace the exposure lamp
(see page 1-3-35 and page 1-5-11).
Copy example Causes Check procedures/corrective measures
Dirty or flawed drum. Perform the drum refresh operation.
If the drum is flawed, replace the drum unit (see page 1-5-
35).
Dirty contact glass. Clean the contact glass.
Deformed or worn cleaning blade of
the drum unit.
Replace the drum unit (see page 1-5-35).
Flawed developing roller. Replace the developing unit (see page 1-5-34).
Dirty fuser belt or press roller (inner
fuser unit).
Replace the fuser unit (see page 1-5-41).
Copy example Causes Check procedures/corrective measures
Registration clutch operating incor-
rectly.
Check the installation of the registration clutch. If it operates
incorrectly, replace it.
Misadjusted the deflection in the
paper.
Run maintenance mode U051 to readjust the deflection in
the paper (see page 1-3-29).
Misadjusted leading edge registration. Run maintenance mode U034 to readjust the leading edge
registration (see page 1-3-25).
Misadjusted scanner leading edge
registration.
Run maintenance mode U066 to readjust the scanner lead-
ing edge registration (see page 1-3-37).
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