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Canon PC920 Service Manual

Also see for PC800 Series: Service handbook

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Contents
  1. Table Of Contents
  2. Table Of Contents
  3. Table Of Contents
  4. Table Of Contents
  5. Table Of Contents
  6. I. FEATURES
  7. II. SPECIFICATIONS
  8. III. NAMES OF PARTS
  9. B. Cross Section
  10. IV. USING THE MACHINE
  11. if jams occur frequently
  12. VI. IMAGE FORMATION
  13. basic operation
  14. I. BASIC OPERATIONS
  15. B. Outline of Electrical Circuitry
  16. C. Basic Sequence of Operations
  17. E. Inputs to and Outputs from the DC Controller
  18. I. OPERATIONS
  19. B. Varying the Reproduction Ratio
  20. C. Lens Drive System
  21. D. Scanner Drive System
  22. II. EXPOSURE SYSTEM
  23. outline of the scanner drive cable
  24. image formation system
  25. I. IMAGE FORMATION SYSTEM
  26. B. Timing Chart for the Image Formation System
  27. D. Controlling the Transfer Roller Bias
  28. Separation Static Eliminator Bias
  29. Originals
  30. G. Controlling the Side Blanking Mechanism
  31. DISASSEMBLY/ASSEMBLY
  32. A. Cartridge
  33. B. Transfer Charging Assembly
  34. C. Blank Exposure
  35. Table Of Contents
  36. I. PICKUP/FEEDING SYSTEM
  37. B. Controlling the Pickup Roller
  38. C. Controlling the Movement of Paper
  39. D. Detecting Jams
  40. delivery delay jam
  41. II. DISASSEMBLY/ASSEMBLY
  42. A. Pickup Assembly
  43. B. Multifeeder Assembly
  44. removing the separation pad
  45. C. Single-feeder Assembly
  46. D. Feeding Assembly
  47. E. Registration Roller Assembly
  48. F. Delivery Assembly
  49. B. Controlling the Fixing Temperature
  50. Table Of Contents
  51. II. POWER SUPPLY SYSTEM
  52. B. Power Supply Circuit
  53. the Composite Power Supply PCB
  54. III. DISASSEMBLY/ASSEMBLY
  55. A. External Covers
  56. B. Control Panel
  57. C. Copyboard Glass
  58. D. Main Motor/Main Drive Assembly
  59. E. Electrical System
  60. Table Of Contents
  61. A. Outline
  62. B Basic Construction
  63. C. Basic Operations
  64. D. Detecting an Original
  65. E. Pickup Operation
  66. F. Delivery
  67. G. Controlling the Pickup Motor
  68. H. Controlling the Belt Motor
  69. I. Detecting Original Jams
  70. J. Power Supply
  72. A. Removing the ADF
  73. B. External Covers
  74. C. Drive System
  75. D. Feeding System
  77. I. SELECTING A SITE
  78. II. UNPACKING AND INSTALLATION
  79. B. Placing Copy Paper
  80. III. MOVING THE MACHINE
  81. I. PERIODICALLY REPLACED PARTS
  82. handling the cartridge
  83. troubleshooting
  84. INSPECTION
  85. B. Points to Note for Servicing
  86. II. STANDARDS AND ADJUSTMENTS
  87. C. Electrical
  88. checking the photointerrupters
  89. III. TROUBLESHOOTING IMAGE FAULTS
  90. C. Troubleshooting Image Faults
  91. the back of the copy is soiled
  92. the copy has a fixing fault
  93. the copy has a blurred image
  94. the copy is blank
  95. the copy is solid black
  96. IV. TROUBLESHOOTING MALFUNCTIONS
  97. the scanner fails to move forward
  98. the scanning lamp fails to turn on
  99. the fixing heater fails to turn on
  100. PROBLEMS
  101. pickup assembly
  102. B. Faulty Feeding
  103. FUNCTIONS OF ELECTRICAL PARTS
  104. B. Switches
  105. C. Lamp, Heater, Motor, Etc
  106. d. pcbs
  107. e. adf
  108. Check Pins by PCB
  109. VII. SELF DIAGNOSIS
  110. A. GENERAL TIMING CHART
  111. B. SIGNALS AND ABBREVIATIONS
  112. C. GENERAL CIRCUIT DIAGRAM
  113. D. DC CONTROLLER CIRCUIT DIAGRAM
  114. E. ADF CONTROLLER CIRCUIT DIAGRAM
  115. CIRCUIT DIAGRAM
  116. G. CONTROL PANEL CIRCUIT DIAGRAM
  117. H. AE SENSOR CIRCUIT DIAGRAM
Canon PC920 Service Manual Manual pdf 346 page image
CHAPTER 11 TROUBLESHOOTINGCOPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-81C. Lamp, Heater, Motor, Etc.Figure 11-603DescriptionScanning lampFixing heaterMain motorScanner/lens drive motorScanner cooling fanFixing heater temperature detectionScanner temperature detectionLamp overheating detectionFixing heater overheating detectionFixing film varistorTransfer guide varistorSymbol NameLampHeaterMotorFan motorThermistorThermal fuseVaristorNotationLA1H1M1M2FM1TH1TH2FU1FU2VZ1VZ2RemarksMM2M1FU1LA1FM1VZ1H1VZ2TH1TH2FU2
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This manual is suitable for:
PC800 SeriesPC800SPC860PC880PC890PC900 SeriesPC900SPC920PC921PC940PC941PC950PC950 - PC 950 B/W LaserPC960PC980PC980 - PC 980 B/W LaserPC981
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