Canon PIXMA MP800, Руководство по обслуживанию

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Carriage movement problems (contact to
other parts, strange noise) - Confirm that the carriage timing slit strip film is free from
damage or grease.
- Clean the carriage timing slit strip film (with ethanol and
lint-free paper).
- Replace the
- carriage timing slit strip film, or
- carriage unit.
Faulty scanning (no scanning, strange
noise) - Confirm the connection between the scanner unit and the
logic board.
- Replace the
- scanner unit, or
- logic board ass'y.
The FAU lamp does not light. - Confirm the connection between the scanner unit, FAU,
and the logic board.
- Replace the
- document pressure plate unit (FAU), or
- logic board ass'y.
Unsatisfactory print quality No printing, or no color ejected. - Replace the
- ink tank,
- print head
*1
, or
- logic board ass'y.
- Remove foreign material from the purge unit caps, if any.
- Replace the purge unit.
Printing is faint, or white lines appear on
printouts even after print head cleaning.
Line(s) not included in the print data
appears on printouts.
- Remove and re-install the print head.
- Replace the
- ink tank,
- print head
*1
,
- purge unit, or
- logic board ass'y.
Paper gets smeared. - Feed several sheets of paper.
- Perform bottom plate cleaning.
- Clean the paper path with cotton swab or cloth.
- Clean the ASF sub-rollers.
A part of a line is missing on printouts. - Replace the
- ink tank, or
- print head
*1
.
Color hue is incorrect. - Replace the
- ink tank, or
- print head
*1
.
- Perform print head alignment.
Printing is incorrect. Replace the logic board ass'y.
No ejection of black ink. - Replace the
- ink tank, or
- print head
*1
.
- Remove foreign material from the purge unit caps, if any.
- Replace the purge unit.
Graphic or text is enlarged on printouts. When enlarged in the carriage movement direction:
- Clean grease or oil off the timing slit strip film
- Replace the
- timing slit strip film,
- carriage unit, or
- logic board ass'y.
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