Canon PIXMA MX870 Service Manual page 16

sensor error
17 times Paper eject [6010] An error occurred in the paper
encoder
error
19 times Ink tank [6502] None of the ink tank position is
position
sensor error
20 times Other [6500] An unidentified error or a
errors
21 times Drive [C000] Drive was not switched
switch
error
22 times Scanner
[5011] An error occurred in the scanner. (1) Document pressure sheet conditions
error
FB motor [5012] An error occurred in the scanner
error
23 times Valve cam [6C10] The valve cam sensor was faulty
sensor error
Before replacement of the logic board ass'y, check the ink absorber counter value (by service test print or
EEPROM information print). If the counter value is 7% or more, also replace the ink absorber kit when
replacing the logic board ass'y. If the counter value is less than 7%, register the current ink absorber counter
value to the replaced new logic board instead.
counter setting, for details.]
be detected.
eject encoder signal.
detected.
network error occurred.
properly.
FB motor.
at power-on or when purging
was attempted.
[See 4-5. Special Notes on Servicing, (5) Ink absorber
13 / 63
(2) Part replacement:
- Purge drive system unit
(1) Smearing or scratches on the LF / EJ slit film;
clean the LF / EJ slit film.
(2) Foreign material or paper debris in the paper path;
remove foreign material.
(3) Cable connection
(4) Part replacement:
- LF / EJ slit film
- LF / EJ timing sensor unit
- Platen unit
- Logic board
- Paper feed motor
(1) Ink tank position;
confirm the ink tank position.
(2) Re-set or replacement of ink tanks
(3) Cable connection
(4) Part replacement:
- Spur unit
- Logic board
(1) Part replacement:
- Logic board
(1) Foreign material or paper debris in the drive switch
area;
remove foreign material.
(2) Ink tank conditions;
confirm that the ink tanks are seated properly, or
re-set the ink tanks properly.
(3) Part replacement:
- Carriage unit
- Purge drive system unit
- ASF unit
(1) Cable connection
(2) Part replacement:
- Document pressure sheet (sponge sheet)
- Scanner unit
- Logic board
(1) Cable connection
(2) Part replacement:
- Scanner unit
(1) Foreign material or paper debris around the purge
drive system unit;
remove foreign material.
(2) Cable connection
(3) Part replacement:
- Purge drive system unit
- Logic board