Special Tools; Sensors - Canon PIXMA MX870 Service Manual

1-3. Special Tools

Name
FLOIL KG-107A QY9-0057-000

1-4. Sensors

No. Sensor
1 DES sensor
2 DS sensor
3 ADF cover sensor
4 DF open sensor
5 Scanner open sensor
6 PE sensor
7 ASF cam sensor
8 APP encoder sensor
9 LF encoder sensor
10 Carriage encoder
sensor
11 Temperature & Ink
amount sensor
12 Ink sensor
13 Valve cam sensor
14 Pump roller sensor
15 Purge cam sensor
Tool No.
To the carriage rail sliding portions.
Function
Detects paper ejection from the ADF. - Paper jam in the ADF
Detects paper feeding from the ADF. - No paper in the ADF
Detects opening and closing of the
document feeder cover.
Detects opening and closing of the
ADF.
Detects opening and closing of the
scanning unit (cover).
Detects the positions of the leading
and trailing edges of paper.
Detects the position of the ASF cam
(during paper feeding from the rear
tray).
Detects the amount of rotation of the
APP encoder. (Controls purging
operation and paper feeding from the
rear tray or from the cassette).
Detects the amount of rotation of the
LF encoder.
Detects the position of the carriage.
Detects the temperature of the inside
of the machine and the remaining ink
amount.
Detects the position of an ink tank.
Detects the position of the purge
valve cam. (Controls purging
operation.)
Detects the position of the purge
pump roller. (Controls purging
operation.)
Detects the position of the purge main
cam. (Controls purging operation.)
Application
- Although the document feeder cover is closed, the
machine indicates that the cover is open.
- The machine stays in the sleep mode even when the
document feeder is opened.
- The carriage does not move to the center even when the
scanning unit (cover) is opened.
- No paper
- Paper jam
- ASF cam sensor error
- Paper feed problem
- APP sensor error
- APP position error
- LF position error
- Uneven printing
- Carriage position error
- Printing shifts from the correct position.
- Uneven printing
- Strange sound
- Internal temperature error
- Low-ink or out-of-ink warning
- Wrong position of an ink tank
- An error indicating that multiple ink tanks of the same
color are installed
- No recognition of an ink tank
- Valve cam sensor error
- Pump roller sensor error
- Purge cam sensor error
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Remarks
In common with the MP610, etc.
Possible problems