*1: Replace the print head only after the print head deep cleaning is performed 2 times, and when the
problem persists.
2-7. Fax Communication Troubleshooting
(1) Identification of a trouble
A fax machine transmits image data to a receiver through a telephone line. A trouble in any of the transmitter, receiver, and
telephone line can prevent the machine from transmitting image data properly.
Printing is incorrect.
Replace the logic board.
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.
When enlarged in the paper feed direction:
- Clean grease or oil off the timing slit disk film
- Replace the
- timing slit disk film,
- timing sensor unit, or
- logic board.
Faulty scanning
No scanning.
- Confirm the connection between the scanning unit and the
logic board.
- Replace the
- scanner unit, or
- logic board.
Streaks or smears on the scanned image. - Clean the platen glass and the ADF.
- Confirm the connection between the scanner unit and the
logic board.
- Replace the
- scanner unit,
- logic board, or
- document pressure sheet.
No paper feeding from the ADF (no
operation of the ADF motor).
- Confirm the connection
- between the ADF motor and the ADF PWB, and
- between the ADF PWB and the logic board.
- Replace the
- document feed unit, or
- logic board.
Document slipping over the roller
(copied image enlarged), or document
not separated.
- Clean the friction tab, document feed roller, and separation
roller.
- Replace the document feed unit.
1-15
Summary of Contents for PIXMA MP530
Page 5: ...Part 1 MAINTENANCE ...
Page 34: ... Right side c Disconnect the connector for the solenoid 1 29 ...
Page 51: ... Service test print sample 1 46 ...
Page 56: ... System data list sample 1 51 ...
Page 57: ... Error transmission report sample 1 52 ...
Page 60: ...Part 2 TECHNICAL REFERENCE ...
Page 73: ...Part 3 APPENDIX ...
