Canon CANOSCAN N1220U Service Manual
Also see for CANOSCAN N1220U: User guideUser guideGetting started guideGetting started
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Contents
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COPYRIGHT 2000 CANON INC. CANOSCAN N650U/N656U/N1220U REV.0 JUNE 2000 PRINTED IN JAPAN (IMPRIME AU JAPON)CONTENTSI. FEATURES ..................................... 1-1II. SPECIFICATIONS ........................... 1-2III. EXTERIOR FEATURES .................. 1-4A. Front View ............................... 1-4B. Rear View................................. 1-4IV. INSTALLATION .............................. 1-5A. Preface ..................................... 1-5B. Installation .............................. 1-6C. Connecting to the Host Computer................................................. 1-7D. Scanning a Document ............ 1-8V. CUSTOMER’S DAILYMAINTENANCE .............................. 1-9CHAPTER 2 : OPERATION AND TIMINGCHAPTER 1 : GENERAL DESCRIPTIONSI. BASIC OPERATION ........................ 2-1A. Functions ................................ 2-1B. Outline of Electrical System .. 2-2C. Main PCB Input and Output ... 2-3D. Basic Sequences ..................... 2-4II. OPTICAL SYSTEM ....................... 2-11A. Outline .................................. 2-11B. Document Scanning Sequence .................................................. 2-12C. Contact Image Sensor ........... 2-13D. Drive Motor Control Circuit............................................... 2-16III. IMAGE PROCESSING SYSTEM ... 2-17A. Outline .................................. 2-17B. Image Processing Functions............................................... 2-18IV. CONTROL SYSTEM ..................... 2-20A. Outline .................................. 2-20B. Outline of USB ...................... 2-21V. POWER SUPPLY .......................... 2-23CHAPTER 3 : MECHANICAL SYSTEMI. EXTERNALS .................................. 3-1A. Covers ...................................... 3-1II. DRIVE SYSTEM .............................. 3-5A. Drive Unit ................................ 3-5B. Drive Wire ................................ 3-8III. OPTICAL SYSTEM ......................... 3-9A. Contact Image Sensor ............. 3-9IV. ELECTRICAL SYSTEM ................ 3-11A. USB Connector PCB .............. 3-11B. Flat Cable .............................. 3-13 |
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