2-3 Not Displayed Error
Check the following items according to the symptom. Replace an applicable unit with new one if
the symptom is not resolved.
2-3-1 Defect
*: Check the waste ink level before replacing the Main Board ass'y. Register the ink level to new Main
Board ass'y.
Replace the lithium battery installed in the Main Board ass'y with new one.
Refer to
Part:1-4-2 Precautions for Main Board ass'y Replacement and Repair
.
SYMPTOM
CONFIRM
SOLUTION (POSSIBLE DEFECT
PART)
The power does not turn
ON.
The power turns OFF
immediately after turning
the power ON.
- Check the connection between the
power code and the machine
- Check the connection between the
Main Board ass'y and the power supply
unit.
- Check the power supply unit and the
power code.
- Power supply unit
- Main Board ass'y*
Strange noise occurs.
- Remove foreign material.
- Check the operation of moving parts
(e.g., purge unit, carriage unit and paper
feeding mechanism).
Replace the applicable part with
new one
Nothing is displayed on
the LCD.
- Check the connection among the
operation panel, the reader unit and the
Main Board ass'y.
- Flat cable PANEL-MAIN
- Power supply unit
- Main Board ass'y*
The LCD is not
displayed partially.
- Perform the button and LCD test in the
service mode. Check if the LCD is
displayed without missing segments.
- Check the connection between the
operation panel, the reader unit, and the
Main Board ass'y.
- Flat cable PANEL-MAIN
- Operation panel unit
- Main Board ass'y*
Paper feed defect
(Multi-feeding, skewed
feeding, no feeding).
- Check the inside of the main unit.
Check if no part is damaged. Check if
rollers are clean.
- Remove foreign material.
- Adjust the paper guide properly.
- Check the connection of each harness
and the logic board.
- Drive unit
- Main Board ass'y*
Carriage movement
defect
(Interference with other
parts, strange noise).
- Check that the carriage timing slit
stripfilm is free from damage or grease.
- Clean the carriage timing slit stripfilm
(with ethanol and lint-free paper).
- Carriage timing slit stripfilm
- Carriage unit
Reading defect (no
reading, strange noise).
- Check the connection between the
reading unit and the logic board.
- Reader unit
- Main Board ass'y*
The operation panel
buttons are not
available.
- Check the connection among the
operation panel, the reader unit and the
Main Board ass'y.
- Flat cable PANEL-MAIN
- Power supply unit
- Main Board ass'y*
The speaker outputs no
sound.
- Check the connection between the
Speaker ass'y and the Main Board ass'y.
- Speaker ass'y
- Main Board ass'y*
Part 1 - 12
Содержание FAX-JX500
Страница 4: ...Blank Page FAX JX500 JX300 JX200 JX201 Service Manual ...
Страница 8: ...Blank Page FAX JX500 JX300 JX200 JX201 Service Manual ...
Страница 9: ...Part 1 Maintenance R2 Confidential Part 1 1 ...
Страница 10: ...Blank Page FAX JX500 JX300 JX200 JX201 Maintenance Part 1 2 ...
Страница 14: ...Blank Page FAX JX500 JX300 JX200 JX201 Maintenance Part 1 6 ...
Страница 31: ...The following is the flowchart from the flash ROM Fig Part 1 1 Recovery during Soft Power ON Download PDF ...
Страница 34: ...Blank Page FAX JX500 JX300 JX200 JX201 Maintenance Part 1 26 ...
Страница 82: ...Blank Page FAX JX500 JX300 JX200 JX201 Maintenance Part 1 74 ...
Страница 116: ...Install the timing slit disk to the clearance of the paper feed sensor board ass y Part 1 108 ...
Страница 124: ...Blank Page FAX JX500 JX300 JX200 JX201 Maintenance Part 1 116 ...
Страница 126: ...Blank Page FAX JX500 JX300 JX200 JX201 Maintenance Part 1 118 ...
Страница 127: ...Part 2 Technical Reference R2 Confidential Part 2 1 ...
Страница 128: ...Blank Page FAX JX500 JX300 JX200 JX201 Technical Reference Part 2 2 ...
Страница 138: ...Blank Page FAX JX500 JX300 JX200 JX201 Technical Reference Part 2 12 ...
Страница 139: ...Part 3 Appendix R2 Confidential Part 3 1 ...
Страница 140: ...Blank Page FAX JX500 JX300 JX200 JX201 Appendix Part 3 2 ...
Страница 141: ...FAX JX500 JX300 JX200 JX201 Appendix 1 BLOCK DIAGRAM Fig Part 3 1 Block Diagram Part 3 1 Block Diagram Part 3 3 ...
Страница 142: ...Blank Page FAX JX500 JX300 JX200 JX201 Appendix Part 3 4 ...
Страница 144: ...Blank Page FAX JX500 JX300 JX200 JX201 Appendix Part 3 6 ...
Страница 154: ...Blank Page FAX JX500 JX300 JX200 JX201 Appendix Part 3 16 ...