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Use of this manual should be strictly supervised to avoid disclosure confidential information.
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PREFACE Contents Chapter 1: General description Chapter 2: Functions and operation Chapter 3: Disassembly and reassembly Chapter 4: Installation and maintenance Chapter 5: Troubleshooting Appendix: General diagram etc. COPYRIGHT CANON ELECTRONICS INC. 2011 CANON DR-C125 FIRST EDITION...
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CHAPTER 2 FUNCTIONS & OPERATION COPYRIGHT CANON ELECTRONICS INC. 2011 CANON DR-C125 FIRST EDITION...
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This machine Reading system Feed system Power supply section Image Feed Control processing control system section section Computer...
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Control PCB Torque limiter Feed motor Feed selection (lever) Retard roller One-way clutch Feed roller Main motor Registration roller Eject roller U-turn eject roller...
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Reading unit (front) Reading unit (rear) Front unit PCB Sensor Switch Main motor Control PCB Sensor Feed motor Flapper switch AC adapter...
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Start Document sensor Registration sensor Feed motor Main motor Reading front side Reading rear side Note: indicates the feeding state at the maximum speed.
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CIS PCB CIS PCB Computer (front) (rear) (USB interface) Controller PCB Analog preprocessor Main motor Motor driver Scanner controller Feed motor Motor driver Registration Ultrasonic control sensor microcontroller Document sensor Ultrasonic (receiver) sensor (receiver) Front unit Switch Ultrasonic sensor (power) (transmitter) Switch Document sensor...
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Control PCB CIS PCB Scanner controller (front) • LED light control Analog processor • 10 bit 8 bit • Offset adjustment • Gain adjustment • A/D conversion CIS PCB (rear) Computer Data reordering Shading correction Color / black & (when on) white detection Resolution conversion...
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Power switch Control PCB AC adapter Each DC DC/DC converter voltage...
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APPENDIX COPYRIGHT CANON ELECTRONICS INC. 2011 CANON DR-C125 FIRST EDITION...
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APPENDIX II. LIST OF SPECIAL EQUIPMENT Tool Tool name Rank Usage/Remarks number Table A-201 Note: COPYRIGHT CANON ELECTRONICS INC. 2011 CANON DR-C125 FIRST EDITION...
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