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Canon NP6621 Service Manual

Also see for NP6621: Service manualService handbook

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Contents
  1. GENERAL CIRCUIT DIAGRAM
  2. CONTENTS
  3. Table Of Contents
  4. Table Of Contents
  5. Table Of Contents
  6. I. FEATURES
  7. II. SPECIFICATIONS
  8. Cassette Feeding Module-A2/Cassette Feeding Unit-K1
  9. C. Paper Deck Pedestal-K1
  10. III. NAMES OF PARTS
  11. B. Cross Section
  12. IV. BASIC OPERATION
  13. B. Making Copies
  14. C. Using the Stack Bypass
  15. D. User Mode
  16. auto clear time
  17. V. WARNINGS AND ACTIONS
  18. B. Cleaning the Static Charge Eliminator
  19. VI. ROUTINE CLEANING
  20. CHAPTER 2 COPYING PROCESS
  21. Table Of Contents
  22. I. IMAGE FORMATION
  23. B. Latent Static Image Formation Block
  24. C. Step 1 (pre-exposure)
  25. E. Step 3 (image exposure)
  26. G. Step 5 (transfer)
  27. H. Step 6 (separation)
  28. I. Step 7 (fixing)
  29. II. AUXILIARY PROCESS
  30. I. BASIC OPERATIONS
  31. lens motor drive circuit
  32. driving the scanner motor
  33. feeding unit-k
  34. basic construction
  35. lifter operation
  36. g. multifeeder
  37. j. detecting jams
  38. delivery delay jam
  39. delivery stationary jam
  40. v. power supply
  41. b. power supply circuitry
  42. power supply pcb
  43. vi. service mode
  44. a. copier self diagnosis
  45. c. rdf/adf self diagnosis
  46. d. sorter self diagnosis
  47. a. electrical
  48. b. control panel
  49. d. fan
  50. e. counter
  51. ii. drive system
  52. routing the scanner cable
  53. b. lens drive assembly
  54. routing the lens cable
  55. c. main motor
  56. b. multifeeder assembly
  57. d. feeding assembly
  58. f. duplexing assembly
  59. g. cassette unit
  60. h. paper deck pedestal-k
  61. iv. exposure system
  62. v. charging system
  63. d. drum heater
  64. vii. fixing system
  65. a. dc controller pcb
  66. c. ae sensor pcb
  67. A. Unpacking and Removing Fixings
  68. b. turning on the copier
  69. d. attaching the drum unit
  70. e. changing the cassette size
  71. iii. relocating the copier
  72. iv. replacing the drum unit
  73. vi. cassette heater kit 5 installation
  74. b. installation
  75. B. Installation to the Copier
  76. K. CASSETTE FEEDING MODULE-B2 DRIVER CIRCUIT DIAGRAM
  77. circuit diagram
Canon NP6621 Service Manual Manual pdf 213 page image
4–21COPYRIGHT © 1998 CANON INC. CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)MECHANICAL SYSTEMFigure 4-324Caution:At this time, take care so that the springs at thefront and the rear will not fly away.3) Remove the upper registration roller e by liftingit.Figure 4-3253. Removing the Lower RegistrationRoller1) Remove the E-ring (front) q, and shift thebushing w.2) Remove the registration roller e.Figure 4-32631223Download service manual and resetter printer at http://printer1.blogspot.com
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