Gear - Kyocera KM-4230 Service Manual

(9) Black dots appear on
the image.
Causes
1. Dirty or flawed drum.
2. Deformed or worn cleaning blade.
(10) Image is blurred.
Causes
1. Scanner moves erratically.
2. Deformed press roller.
3. Paper conveying section drive
problem.
Causes
1. Dirty or flawed drum.
2. Deformed or worn cleaning blade.
Check procedures/corrective measures
Clean the drum or, if it is flawed, replace it
(see page 3-3-45).
Replace the cleaning blade (see page
3-3-59).
Causes
1. Scanner moves erratically.
2. Deformed press roller.
3. Paper conveying section drive problem.
Check procedures/corrective measures
Check if there is any foreign matter on the
front and rear scanner rails. If any, remove it.
Replace the press roller (see page 3-3-71).
Check the gears and belts and, if necessary,
grease them.
2A3/4
3-6-9