OneStart

Menu

Canon NP6621 Service Manual

Also see for NP6621: Service manualService handbook

Page 1 preview
Page 2 preview
Page 3 preview
Page 4 preview
Page 5 preview
Page 6 preview
Page 7 preview
Page 8 preview
Page 9 preview
Page 10 preview
Page 11 preview
Page 12 preview
Page 13 preview
Page 14 preview
Page 15 preview
Page 16 preview
Page 17 preview
Page 18 preview
Page 19 preview
Page 20 preview
Page 21 preview
Page 22 preview
Page 23 preview
Page 24 preview
Page 25 preview
Page 26 preview
Page 27 preview
Page 28 preview
Page 29 preview
Page 30 preview
Page 31 preview
Page 32 preview
Page 33 preview
Page 34 preview
Page 35 preview
Page 36 preview
Page 37 preview
Page 38 preview
Page 39 preview
Page 40 preview
Page 41 preview
Page 42 preview
Page 43 preview
Page 44 preview
Page 45 preview
Page 46 preview
Page 47 preview
Page 48 preview
Page 49 preview
Page 50 preview
Page 51 preview
Page 52 preview
Page 53 preview
Page 54 preview
Page 55 preview
Page 56 preview
Page 57 preview
Page 58 preview
Page 59 preview
Page 60 preview
Page 61 preview
Page 62 preview
Page 63 preview
Page 64 preview
Page 65 preview
Page 66 preview
Page 67 preview
Page 68 preview
Page 69 preview
Page 70 preview
Page 71 preview
Page 72 preview
Page 73 preview
Page 74 preview
Page 75 preview
Page 76 preview
Page 77 preview
Page 78 preview
Page 79 preview
Page 80 preview
Page 81 preview
Page 82 preview
Page 83 preview
Page 84 preview
Page 85 preview
Page 86 preview
Page 87 preview
Page 88 preview
Page 89 preview
Page 90 preview
Page 91 preview
Page 92 preview
Page 93 preview
Page 94 preview
Page 95 preview
Page 96 preview
Page 97 preview
Page 98 preview
Page 99 preview
Page 100 preview
Page 101 preview
Page 102 preview
Page 103 preview
Page 104 preview
Page 105 preview
Page 106 preview
Page 107 preview
Page 108 preview
Page 109 preview
Page 110 preview
Page 111 preview
Page 112 preview
Page 113 preview
Page 114 preview
Page 115 preview
Page 116 preview
Page 117 preview
Page 118 preview
Page 119 preview
Page 120 preview
Page 121 preview
Page 122 preview
Page 123 preview
Page 124 preview
Page 125 preview
Page 126 preview
Page 127 preview
Page 128 preview
Page 129 preview
Page 130 preview
Page 131 preview
Page 132 preview
Page 133 preview
Page 134 preview
Page 135 preview
Page 136 preview
Page 137 preview
Page 138 preview
Page 139 preview
Page 140 preview
Page 141 preview
Page 142 preview
Page 143 preview
Page 144 preview
Page 145 preview
Page 146 preview
Page 147 preview
Page 148 preview
Page 149 preview
Page 150 preview
Page 151 preview
Page 152 preview
Page 153 preview
Page 154 preview
Page 155 preview
Page 156 preview
Page 157 preview
Page 158 preview
Page 159 preview
Page 160 preview
Page 161 preview
Page 162 preview
Page 163 preview
Page 164 preview
Page 165 preview
Page 166 preview
Page 167 preview
Page 168 preview
Page 169 preview
Page 170 preview
Page 171 preview
Page 172 preview
Page 173 preview
Page 174 preview
Page 175 preview
Page 176 preview
Page 177 preview
Page 178 preview
Page 179 preview
Page 180 preview
Page 181 preview
Page 182 preview
Page 183 preview
Page 184 preview
Page 185 preview
Page 186 preview
Page 187 preview
Page 188 preview
Page 189 preview
Page 190 preview
Page 191 preview
Page 192 preview
Page 193 preview
Page 194 preview
Page 195 preview
Page 196 preview
Page 197 preview
Page 198 preview
Page 199 preview
Page 200 preview
Page 201 preview
Page 202 preview
Page 203 preview
Page 204 preview
Page 205 preview
Page 206 preview
Page 207 preview
Page 208 preview
Page 209 preview
Page 210 preview
Page 211 preview
Page 212 preview
Page 213 preview
Page 214 preview
Page 215 preview
Page 216 preview
Page 217 preview
Page 218 preview
Page 219 preview
Page 220 preview
Page 221 preview
Page 222 preview
Page 223 preview
Page 224 preview
Page 225 preview
Page 226 preview
Page 227 preview
Page 228 preview
Page 229 preview
Page 230 preview
Page 231 preview
Page 232 preview
Page 233 preview
Page 234 preview
Page 235 preview
Page 236 preview
Page 237 preview
Page 238 preview
Page 239 preview
Page 240 preview
Page 241 preview
Page 242 preview
Page 243 preview
Page 244 preview
Page 245 preview
Page 246 preview
Page 247 preview
Page 248 preview
Page 249 preview
Page 250 preview
Page 251 preview
Page 252 preview
Page 253 preview
Page 254 preview
Page 255 preview
Page 256 preview
Page 257 preview
Page 258 preview
Page 259 preview
Page 260 preview
Page 261 preview
Page 262 preview
Page 263 preview
Page 264 preview
Page 265 preview
Page 266 preview
Page 267 preview
Page 268 preview
Page 269 preview
Page 270 preview
Page 271 preview
Page 272 preview
Page 273 preview
Page 274 preview
Page 275 preview
Page 276 preview
Page 277 preview
Page 278 preview
Page 279 preview
Page 280 preview
Page 281 preview
Page 282 preview
Page 283 preview
Page 284 preview
Page 285 preview
Page 286 preview
Page 287 preview
Page 288 preview
Page 289 preview
Page 290 preview
Page 291 preview
Page 292 preview
Page 293 preview
Page 294 preview
Page 295 preview
Page 296 preview
Page 297 preview
Page 298 preview
Page 299 preview
Page 300 preview
Page 301 preview
Page 302 preview
Page 303 preview
Page 304 preview
Page 305 preview
Page 306 preview
Page 307 preview
Page 308 preview
Page 309 preview
Page 310 preview
Page 311 preview
Page 312 preview
Page 313 preview
Page 314 preview
Page 315 preview
Page 316 preview
Page 317 preview
Page 318 preview
Page 319 preview
Page 320 preview
Page 321 preview
Page 322 preview
Page 323 preview
Page 324 preview
Page 325 preview
Page 326 preview
Page 327 preview
Page 328 preview
Page 329 preview
Page 330 preview
Page 331 preview
Page 332 preview
Page 333 preview
Page 334 preview
Page 335 preview
Page 336 preview
Page 337 preview
Page 338 preview
Page 339 preview
Page 340 preview
Contents
  1. CONTENTS
  2. Table Of 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. initializing user mode
  18. V. WARNINGS AND ACTIONS
  19. B. Cleaning the Static Charge Eliminator
  20. VI. ROUTINE CLEANING
  21. CHAPTER 2 COPYING PROCESS
  22. Table Of Contents
  23. I. IMAGE FORMATION
  24. B. Latent Static Image Formation Block
  25. C. Step 1 (pre-exposure)
  26. E. Step 3 (image exposure)
  27. G. Step 5 (transfer)
  28. H. Step 6 (separation)
  29. I. Step 7 (fixing)
  30. II. AUXILIARY PROCESS
  31. CHAPTER 3 OPERATIONS AND TIMING
  32. Table Of Contents
  33. I. BASIC OPERATIONS
  34. B. Outline of Electrical Circuitry
  35. C. Inputs to the DC Controller
  36. D. Outputs from the DC Controller
  37. E. Inputs to and Outputs from the Cassette Feeding Module-B2 Driver PCB
  38. F. Inputs to and Outputs from the Cassette Feeding Module-A2 Driver PCB
  39. G. Inputs to and Outputs from the Cassette Feeding Unit-K1 Driver PCB
  40. H. Main Motor Control Circuit
  41. II. EXPOSURE SYSTEM
  42. lens motor drive circuit
  43. C. Scanner Drive System
  44. driving the scanner motor
  45. D. Operations of the Scanner in Page Separation Mode
  46. j. blank exposure control
  47. a. pick-up from the machine
  48. C. Duplexing Unit
  49. D. Pick-Up from the Cassette Feeding Module-A2
  50. E. Pick-Up from the Cassette Feeding Unit-K1
  51. F. Paper Deck Pedestal-K1
  52. lifter operation
  53. G. Multifeeder
  54. H. Identifying the Size of the Cassette
  55. I. Fixing/Delivery Assembly
  56. J. Detecting Jams
  57. delivery delay jam
  58. delivery stationary jam
  59. V. POWER SUPPLY
  60. B. Power Supply Circuitry
  61. C. Detecting Errors on the Power Supply PCB
  62. D. Protection Mechanisms for the Power Supply Circuit
  63. VI. SERVICE MODE
  64. C. Control Display Mode ('1')
  65. D. I/O Mode ('2')
  66. E. Adjustment Mode ('3')
  67. F. Operation/Inspection Mode ('4')
  68. G. Machine Settings Mode ('5')
  69. H. Counter Mode ('6')
  70. VII. SELF DIAGNOSIS
  71. B. Self Diagnosis on the Cassette Feeding Unit
  72. C. RDF/ADF Self Diagnosis
  73. D. Sorter Self Diagnosis
  74. VIII. STANDARDS AND ADJUSTMENTS
  75. checking the photointerrupters
  76. CHAPTER 4 MECHANICAL SYSTEM
  77. Table Of Contents
  78. I. EXTERNALS
  79. B. Control Panel
  80. removing the exhaust fan
  81. E. Counter
  82. II. DRIVE SYSTEM
  83. routing the scanner cable
  84. B. Lens Drive Assembly
  85. routing the lens cable
  86. C. Main Motor
  87. III. PICK-UP/FEEDING SYSTEM
  88. removing the separation pad
  89. B. Multifeeder Assembly
  90. C. Registration Roller Assembly
  91. D. Feeding Assembly
  92. F. Duplexing Assembly
  93. G. Cassette Unit
  94. H. Paper Deck Pedestal-K1
  95. points to note
  96. removing the separation roller
  97. IV. EXPOSURE SYSTEM
  98. routing the blank shutter cable
  99. V. CHARGING SYSTEM
  100. B. Primary Charging Assembly
  101. C. Transfer Charging Assembly
  102. D. Drum Heater
  103. removing the developing assembly
  104. removing the developing cylinder
  105. VII. FIXING SYSTEM
  106. removing the fixing roller
  107. VIII.ELECTRICAL
  108. C. AE Sensor PCB
  109. I. SELECTING THE SITE
  110. II. UNPACKING AND INSTALLING THE COPIER
  111. B. Turning On the Copier
  112. C. Checking the Images and Operations
  113. D. Attaching the Drum Unit
  114. E. Changing the Cassette Size
  115. III. RELOCATING THE COPIER
  116. IV. REPLACING THE DRUM UNIT
  117. V. INSTALLING THE CONTROL CARD IV N
  118. I. PERIODICALLY REPLACED PARTS
  119. A. GENERAL TIMING CHART
  120. B. SIGNALS AND ABBREVIATIONS
  121. C. GENERAL CIRCUIT DIAGRAM
  122. D. DC CONTROLLER CIRCUIT DIAGRAM
  123. E. COMPOSITE POWER SUPPLY CIRCUIT DIAGRAM
  124. F. CONTROL PANEL KEY PCB
  125. G. AE SENSOR CIRCUIT DIAGRAM
  126. H. INTENSITY SENSOR CIRCUIT DIAGRAM
  127. I. TONER LEVEL DETECTION CIRCUIT DIAGRAM
  128. J. CASSETTE FEEDING MODULE-B2 GENERAL CIRCUIT DIAGRAM
  129. K. CASSETTE FEEDING MODULE-B2 DRIVER CIRCUIT DIAGRAM
  130. L. CASSETTE FEEDING MODULE-A2 GENERAL CIRCUIT DIAGRAM
  131. M. CASSETTE FEEDING MODULE-A2 DRIVER CIRCUIT DIAGRAM
  132. N. CASSETTE FEEDING UNIT-K1 GENERAL CIRCUIT DIAGRAM
  133. O. CASSETTE FEEDING UNIT-K1
  134. P. PAPER DECK PEDESTAL-K1 GENERAL CIRCUIT DIAGRAM
  135. Q. PAPER DECK PEDESTAL-K1 DRIVER CIRCUIT DIAGRAM
  136. R. SPECIAL TOOLS
  137. S. SOLVENTS/OILS
Canon NP6621 Service Manual Manual pdf 237 page image
4–45COPYRIGHT © 1998 CANON INC. CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)MECHANICAL SYSTEMVII. FIXING SYSTEM1. ConstructionFigure 4-7012. Removing the Upper Fixing Unit1) Open the front cover.2) Open the top body.3) Remove the two screws q, and remove thefixing assembly cover w.Figure 4-7024) Disconnect the three connectors e, and re-move the screw r.Figure 4-703Oil application rollerUpper rollerLower roller124 3
/ 340
Related manuals for Canon NP6621
Canon NP6218 Service Manual first page preview
Canon NP6218 Service Manual
Canon NP6320 Service Manual first page preview
Canon NP6320 Service Manual
Canon NP6251 Service Manual first page preview
Canon NP6251 Service Manual
Canon NP6085 Service Manual first page preview
Canon NP6085 Service Manual
Canon NP6512 Service Manual first page preview
Canon NP6512 Service Manual
Canon NP6045 Service Manual first page preview
Canon NP6045 Service Manual
Canon NP6317 Service Manual first page preview
Canon NP6317 Service Manual
Canon NP6320 Service Manual first page preview
Canon NP6320 Service Manual
Canon NP6330 Service Manual first page preview
Canon NP6330 Service Manual
Canon NP6260 Service Manual first page preview
Canon NP6260 Service Manual
This manual is suitable for:
NP6621
Product
Menu
Learn More
Menu
Legal
Menu
Copyright © 2024 OneStart. All Rights Reserved