Pantum P2200 Series, Руководство по обслуживанию

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6–16
Black/white spots

Some areas of the cartridge are
contaminated or the OPC is
damaged.

If there are 45.2mm cyclical spots
appearing on the image, it means
that the high-voltage transfer is
abnormal or the transfer roller is
damaged.

1. Replace the cartridge.

2. Clean the transfer
high-voltage contact or replace
the transfer roller.

3. Clean up paper scraps and
dirt from inside of the printer
regularly.
Vertical stripes

The blade is chipped or
deformed.

The OPC is damaged.

There is a blockage between the
developing roller and the doctor
blade.

Replace the cartridge.
White vertical
stripes

The window glass of the laser is
dirty.

There is a blockage or toner
particles between the developing
roller and the doctor blade.

The fuser component is faulty.

Clean the window glass of the
laser.

Replace the cartridge.

Clean or replace the fuser
component.
There is an area of
lightly exposed
image on the
page

The doctor blade is damaged.

The spring pressures on the left
and right side of the transfer
roller are uneven; the spring is
damaged; the transfer roller is
installed improperly or the
transfer roller sleeve is damaged.

Laser failure.

Replace the cartridge.

Replace the transfer roller
sleeve.

Replace laser.