*1: Replace the print head only after the print head deep cleaning is performed 2 times, and when the problem persists.
- Clean grease or oil off the timing slit disk film.
- Replace the
- timing slit disk film,
- timing sensor unit,
- LF roller, or
- logic board.
Faulty scanning No scanning. - Confirm the connection between the scanning unit and
the logic board.
- Replace the
- scanning unit, or
- logic board.
Streaks or smears on the scanned
image.
- Clean the platen glass.
- Confirm the connection between the scanning unit and
the logic board.
- Replace the
- scanning 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.
<2. LIST OF ERROR DISPLAY / INDICATION / TROUBLESHOOTING>
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