Canon Pixma MP530 Service Manual page 69

5 B Print results
Scratches on paper - PP-101D, PP-101, PR-
6 C Print results
Soiling on paper
7 C Print results
- Skewed paper
feeding
8 B Print results
- Improper
Scratches on the PF
101, SG-101, etc. return lever due to
paper feeding from the
- Paper feeding from the
cassette, and duplex
cassette
printing path.
- PP-101D, PP-101, PR-
When multiple sheets
101, SG-101, etc.
of paper are set, the
back side of paper
- Paper feeding from the
being picked up
ASF
scratches the front side
- Multiple number of
of paper beneath
sheets loaded
(especially where the
paper feed rollers
contact when picking
up the paper).
The machine has been Due to ink mist
used for a long period of attached to the ASF
time with the ASF cover sub-pick-up rollers.
closed before printing is
If printing is done from
performed using the ASF.
the cassette with the
ASF cover closed, ink
mist is kept inside the
machine, attaching to
the ASF sub-pick-up
rollers.
Since the sub-rollers
usually do not contact
the paper, ink mist can
easily accumulate,
especially during
printing on small-sized
paper which never
contacts the sub-
rollers.
- SG-101 When 10 sheets of
paper are set in the
- Paper feeding from the
ASF, and if they warp
ASF
significantly, the
- 10 sheets (max.) set in
warping portions of
the ASF
paper get over the cover
guide, not being aligned
along the guide
properly.
- Photos taken with a - In Layout print, photo
2-9
*1 with cotton swab,
times .
2. If soiling on the paper
still remains after 3
times of Bottom plate
cleaning, wipe the
platen rib(s) and their
surroundings with a
cotton swab.
If the phenomenon
persists after conducting 1
and 2, servicing is
required.
Service:
Wipe any soiling or dirt
off from the sheet feed
unit and the bottom case
*2
unit ribs .
- Change the paper - Paper is
feeding method from
the cassette to the auto
- Marks appear on
sheet feeder.
- If automatic duplex
printing is performed,
cancel it, and, by
setting only a single
sheet of paper in the
auto sheet feeder,
manually print each
side of paper.
Set only a single sheet of
paper in the auto sheet
feeder.
Clean the ASF sub-rollers
(see *3 for details.)
- Straighten the paper. - Paper feeds at an
- Set 5 or less sheets of
paper in the ASF.
- A margin appears
- Print result differs
paper gets
smeared.
scratched.
printed paper.
angle.
on printouts.