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LASER CLASS 1060P Chapter 4: Maintenance & Service
3.3.4 Scanning problems
• Faulty scanning (Evaluation criteria: Test print is good, but the copied image is poor.)
• The document is not fed.
The document feed motor does not run. (Evaluation criteria: Check it visually.)
(1) Check the connection between the document feed motor and the PCNT board (J402).
(2) Check the document feed motor’s resistance. 13.95 ~ 25.68 W/1 phase is normal. (Fig. 4-4)
(3) Replace the document feed motor.
(4) Replace the PCNT board.
(5) Replace the SCNT board.
The document slips against the rollers. (Evaluation criteria: Check it visually. Stretched
copy image.)
(1) See page 4-4 and clean the document reading section.
(2) Replace the reading section’s rollers.
The document does not separate. (Evaluation criteria: Check it visually.)
(1) Check whether the document feed motor is driving all the rollers. (Check for any damaged gears or
foreign matter stuck inside.)
(2) Check whether the document feed lever is set to manual document feed.
(3) See page 4-4 and clean the separation roller and separation guide.
(4) Replace the separation roller and separation guide.
The scanner unit’s sensors are defective (Evaluation criteria: The placed document or
transported document is not detected.)
(1) Check for any faulty sensors while executing the copying operation and test mode.
(2) Check the connection between the OPCNT board (J2) and the SCNT board (J3).
(3) Replace OPCNT board.
(4) Replace the SCNT board.
Содержание FAXPHONE L75
Страница 1: ...FAXPHONE L75 SERVICE MANUAL Canon ...
Страница 3: ...2 CHAPTER 1 POINTS OF DIFFERNECE FROM THE ORIGINALMACHINE ...
Страница 12: ...CHAPTER 2 CIRCUIT DIAGRAM ...
Страница 18: ...III III REVISION HISTORY REVISION CONTENT 0 Original ...
Страница 22: ...Chapter 1 General Description ...
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Страница 41: ...Chapter 2 Technical Reference ...
Страница 62: ...2 21 LASER CLASS 1060P Chapter 2 Technical Reference 7 NEW FUNCTION There is no new function in this model ...
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Страница 64: ...Chapter 3 Assembly and Disassembly ...
Страница 93: ...Chapter 4 Maintenance and Service ...
Страница 134: ...4 41 LASER CLASS 1060P Chapter 4 Maintenance Service 4 SERVICE SWITCHES 4 1 Hardware Switches None ...
Страница 165: ...4 72 LASER CLASS 1060P Chapter 4 Maintenance Service a 2 System dump list Figure 4 32 System Dump List 1 2 ...
Страница 167: ...4 74 LASER CLASS 1060P Chapter 4 Maintenance Service Figure 4 33 System Dump List 2 2 ...
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Страница 173: ...Chapter 5 Appendix ...
Страница 180: ...5 7 LASER CLASS 1060P Chapter 5 Appendix 3 OPTION 3 1 HANDSET KIT Figure 5 6 Control and Functions 1 ...
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Страница 182: ...5 9 LASER CLASS 1060P Chapter 5 Appendix Figure 5 8 Maintaining Your Handset ...
Страница 183: ...PRINTED IN JAPAN IMPRIME AU JAPON 0401AB CANON INC ...