Service manual

2DA/2DB-1
1-5-30
(11)The leading edge of
the image is consist-
ently misaligned with
the original.
Causes
1. Misadjusted leading edge registration.
2. Misadjusted scanner leading edge
registration.
Causes Check procedures/corrective measures
1. Misadjusted leading edge registration.
2. Misadjusted scanner leading edge
registration.
(10)Image is blurred.
(9) Black dots appear
on the image.
Causes
1. Dirty or flawed drum.
2. Dirty contact glass.
3. Deformed or worn cleaning blade.
4. Dirty drum separation claws.
5. Dirty heat roller separation claws.
Causes Check procedures/corrective measures
1. Dirty or flawed drum.
2. Dirty contact glass.
3. Deformed or worn cleaning blade.
4. Dirty drum separation claws.
5. Dirty the heat roller separation claws.
Causes
1. Scanner moves erratically.
2. Deformed press roller.
3. Paper conveying section drive problem.
Causes Check procedures/corrective measures
1. Scanner moves erratically.
2. Deformed press roller.
3. Paper conveying section drive problem.
Check if there is any foreign matter on the front and rear scanner
rails. If any, remove it.
Replace the press roller (see page 1-6-45).
Check the gears and belts and, if necessary, grease them.
Readjust the leading edge registration (see pages 1-6-16).
Readjust the scanner leading edge registration (see page 1-6-35).
Clean the drum or, if it is flawed, replace the drum unit
(see page 1-6-38).
Clean the contact glass.
Replace the drum unit (see page 1-6-38).
Clean the drum separation claws.
Clean the heat roller separation claws.