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Canon NP6260 Service Manual

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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. Table Of Contents
  7. Table Of Contents
  8. Table Of Contents
  9. Table Of Contents
  10. Table Of Contents
  11. Table Of Contents
  12. Table Of Contents
  13. Table Of Contents
  14. I. FEATURES
  15. II. SPECIFICATIONS
  16. Performance
  17. Others
  18. B. Paper Deck-A1
  19. III. NAMES OF PARTS
  20. B. Cross Section
  21. IV. OPERATING THE MACHINE
  22. B. Extended Modes
  23. C. User Mode
  24. V. ROUTINE MAINTENANCE BY THE USER
  25. VII. IMAGE FORMATION
  26. basic operation
  27. Holding Tray Feeding
  28. B. Outline of the Electrical Circuitry
  29. C. Basic Sequence of Operations
  30. Basic Sequence of Operations
  31. Basic Sequence of Operations in Page Separation Mode
  32. D. Main Motor (M1) Control Circuitry
  33. Operation
  34. E. Inputs to the DC Controller
  35. F. Outputs from the DC Controller
  36. G. Inputs to and Outputs from Accessories (1/1)
  37. Table Of Contents
  38. I. OUTLINE OF OPERATION
  39. II. LENS DRIVE SYSTEM
  40. Moving the Lens
  42. III. SCANNER DRIVE SYSTEM
  43. Scanner Sensors and the Signals
  44. Controlling the Scanner Motor Brake
  46. a. original size detection
  47. Motor
  48. Routing the Scanner Drive Cable
  49. Removing the Scanner Drive Cable
  50. Adjusting the Tension of the Scanner Drive Cable
  51. Positioning the Scanner Locking Solenoid (SL1)
  52. B. Lens Drive Assembly
  53. Installing the Light-Blocking Belt Mount
  54. Attaching the Lens X Direction Drive Belt
  55. Table Of Contents
  56. I. PROCESSES
  57. Control Method
  58. Potential Measurement Circuit
  59. B. Controlling the Intensity of the Scanning Lamp
  60. Auto Exposure Control
  61. Making Checks
  62. C. Controlling the Primary/Transfer Corona Current
  63. Controlling the Transfer Corona Current
  64. D. Controlling the Separation/Pre Transfer Corona Current
  65. Separation/ Pre-Transfer Corona Current
  66. of the Separation/Pre-Transfer Corona Current
  67. E. Controlling the Blanking Exposure Lamp (LED)
  68. f. drum heater circuit
  69. cleaning mechanism
  70. Screw (locking)
  71. III. DISASSEMBLY AND ASSEMBLY
  72. A. Scanning Lamp Assembly
  73. Removing the Thermal Fuse
  74. C. Pre-Exposure Lamp Unit
  75. D. Blanking Exposure Lamp Assembly
  76. E. Photosensitive Drum
  77. Replacing the Drum Heater
  78. G. Primary Charging Assembly
  79. I. Transfer/Separation Charging Assembly
  80. Separation Charging Assembly
  81. J. Charging Wire
  82. Stringing the Grid Wire of the Primary Charging Assembly
  83. Adjusting the Height of the Charging Wire
  84. Cleaning the Primary Charging Assembly Anti-Stray Sheet
  85. K. Developing Assembly
  86. Removing the Blade Unit
  87. Installing the Blade
  88. L. Hopper Assembly
  89. Installing the Cleaning Blade
  90. Installing the Side Seal
  91. N. Separation Claw/Separation Claw Drive Assembly
  92. Table Of Contents
  93. I. PICK-UP/FEEDING SYSTEM
  94. II. CASSETTE PICK-UP
  95. Outline
  96. B. Cassette Lifter Operation
  97. Identifying the Size of Copy Paper
  98. Markings on the Width Guide Rail
  99. Paper Size
  100. b. lifter operation
  101. d. high-speed pick-up
  102. A. Pick-Up Operation
  103. B. Identifying the Size of Paper in the Multifeeder
  104. V. CONTROLLING THE REGISTRATION CLUTCH
  105. VI. MAKING TWO-SIDED/OVERLAY COPIES
  107. Outline of Operation
  108. D. Reversal Delivery
  109. Sequence of Reversal Delivery Operations
  110. Sided/Overlay/Reversal Delivery Copies
  111. Jogging Plate and the Trailing Edge Guide Plate
  112. Detecting the Presence Absence of Copy Paper
  113. F. Re-Pick Up from the Holding Tray
  114. G. Skipping Operation
  115. Outline of Operations
  116. Skipping Operation (odd number of originals)
  118. Reversal Delivery
  119. VII. DETECTING JAMS
  120. Registration Roller Delay Jam
  121. Pick-Up Vertical Path Feeding 0/1 Delay Jam
  122. Pick-Up Vertical Path Feeding 2 through 4 Delay Jam
  123. Fixing Assembly Outlet Delay Jam
  124. External Delivery Delay Jam
  125. Internal Delivery Delay Jam
  126. Holding Tray Inlet Delay Jam
  127. Holding Tray Re-Pick Up Delay Jam
  128. Holding Tray Registration Stationary Jam
  129. VIII. DISASSEMBLY AND ASSEMBLY
  130. A. Multifeeder Assembly
  131. B. Front Paper Deck Assembly
  132. Removing the Pick-Up Assembly from the Copier
  133. Removing the Feeding Roller
  134. Adjusting the Pressure of the Separation Roller
  135. Orientation of the Separation Roller
  136. Roller of the Cassette/Deck Pick-Up Assembly
  137. Releasing Solenoid of the Cassette
  138. Removing the Pick-Up Roller
  139. Removing the Separation Roller
  140. Roller Assembly of the Left Deck Pick-Up Assembly
  141. Construction
  142. Removing the Registration Roller (upper rubber roller)
  143. Removing the Fixing/Feeding Unit
  144. Removing the Feeding Belt
  145. H. Holding Tray Assembly
  146. Removing the Holding Tray from the Copier
  147. Removing the Re-Pick Up Roller
  148. Removing the Holding Tray Y Motor
  149. Removing the Y Motor Home Position Sensor
  150. Roller/Separation Belt Assembly
  151. Removing the Separation Belt Assembly
  152. Separation Roller of the Holding Tray
  153. Removing the Side Guide Plate Assembly
  154. Removing the Holding Tray Paper Jogging Solenoid
  155. Paper Jogging Guide Plate Assembly
  156. the Holding Tray Assembly Paper Jogging Guide Plate
  157. I. Holding Tray Feeding Assembly
  158. Holding Tray Feeding Assembly
  159. I. OUTLINE OF OPERATIONS
  160. B. Fixing Drive Assembly
  161. C. Controlling the Fixing Temperature
  162. D. Reciprocating Mechanism for the Main Thermistor (TH1)
  163. E. Reciprocating Mechanism for the Upper Separation Claw
  164. F. SSR Error Detection Circuit for the Fixing Heater
  165. G. Locking Operation (fixing/feeding unit)
  166. H. Error Detection Circuit
  167. Fixing Heater Error Activation Detection Circuit
  168. Motor Error Rotation Detection Circuit
  169. II. DISASSEMBLY AND ASSEMBLY
  170. A. Fixing Assembly
  171. Installing the Fixing Cleaning Belt
  172. Removing the Upper Fixing Unit
  173. Removing the Fixing Heater
  174. Installing the Fixing Heater
  175. Installing the Upper Fixing Roller
  176. Removing the Lower Separation Claw Assembly
  177. Removing the Upper Separation Claw
  178. Adjusting the Fixing Clutch
  179. B. Delivery Assembly
  180. Removing the External Delivery Roller
  181. Paper Sensor and the Internal Delivery Paper Sensor
  182. Removing the Internal Delivery Assembly Roller
  183. Table Of Contents
  184. I. CONTROL PANEL
  185. LCD Processing
  186. Automatic Control of LCD Contrast
  187. Touch Switch Inputs
  188. II. FANS
  189. III. POWER SUPPLY
  190. B. Power Supply Circuit
  191. C. Date/Time Display Power Supply
  192. IV. DISASSEMBLY AND ASSEMBLY
  193. A. External Covers
  194. b. control panel
  195. Removing the Touch Panel
  196. C. Door Switch Assembly
  197. Installing the Drum Heater Switch
  198. Removing the Scanner Cooling Fan
  199. Removing the Developing Fan
  200. Removing the Cleaner Fan
  201. Removing the Feeding Fan
  202. E. Removing the Counter Assembly
  203. G. Fixing/Waste Toner Drive Assembly
  204. Removing
  205. I. Vertical Path Drive Assembly
  206. J. Pick-Up Drive Assembly
  207. K. Duplexing Drive (1) Assembly
  208. L. Lifter Drive Assembly
  210. N. Attaching the Drive Belt
  211. O. DC Controller PCB
  212. P. DC Power Supply Assembly
  213. Q. High-Voltage Transformer Assembly
  214. R. Power Supply Inlet Assembly
  215. I. SIDE PAPER DECK
  216. Outputs from the Side Deck Driver (1/1)
  217. B. Pick-Up
  218. Sequence of Operations (deck pick-up)
  219. C. Detection of Paper for the Deck
  220. standby
  222. Removing the Front Cover
  223. Removing the Vertical Path Cover (rear)
  224. Removing the Upper Cover
  225. B. Paper Deck
  226. Removing the Compartment
  227. Changing the Deck Paper Size
  228. Adjusting the Deck Registration
  229. C. Drive System
  230. Removing the Deck Main Motor (M101)
  231. Removing the Deck Lifter Motor (M102)
  232. Routing the Lifter Cable
  233. D. Feeding System
  234. Orientation of the Deck Pick-Up Roller
  235. Removing the Deck Feeding Roller
  236. Removing the Deck Separation Roller
  237. Removing the Deck Pick-Up Roller
  238. E. Electrical System
  239. I. SELECTING THE SITE
  240. II. UNPACKING AND INSTALLING
  241. A. Unpacking
  242. B. Installing the Scanner
  243. C. Installing the Fixing Assembly
  244. D. Installing the AP Kit and the Charging Assemblies
  245. E. Installing the Copy Tray
  246. F. Checking the Developing Assembly
  247. G. Installing the Pick-Up Assembly
  248. H. Supplying Toner
  249. installation procedure
  250. PARTS
  251. II. CONSUMABLES AND DURABLES
  253. SCHEDULED SERVICING TABLE
  254. SCHEDULED SERVICING CHART
  256. Table Of Contents
  257. I. MAINTENANCE AND INSPECTION
  258. B. Points to Note for Scheduled Servicing
  259. II. STANDARDS/ADJUSTMENTS
  260. Registration (left/right front deck paper deck, cassette)
  261. Adjusting the Left/Right Registration (paper deck-A1)
  262. Adjusting the Left/Right Margin
  263. Executing AE Automatic Adjustment
  264. Adjusting the AE Slope
  265. B. Exposure System
  266. Orientation of the Heat Absorbing Glass
  267. Adjusting the Position of the Mirror
  268. Cleaning the Mirror (No. 5 mirror)
  269. Routing the Lens X Direction Drive Belt
  270. c. image formation system
  271. Cleaning the Cleaner Side Scraper
  272. d. pick-up/feeding system
  273. Solenoid (cassette)
  274. Pick-Up Roller Releasing Solenoid (front paper deck)
  275. Pick-Up Roller Releasing Solenoid (multifeeder)
  276. Side Guide (multifeeder assembly)
  277. Holding Tray Paper Deflecting Plate Drive Solenoid
  278. Holding Tray Paper Jogging Plate
  279. Holding Tray Paper Jogging Plate Solenoid
  280. E. Fixing System
  281. Adjusting the Lower Roller Pressure (nip)
  283. F. Electrical System
  284. Checking the Potential System
  285. Potential Control System Conversion Table
  286. Checking the Environment Sensor
  287. Checking the Photointerrupters
  288. IMAGE FAULTS
  289. Cover, Copyboard Glass, and Standard White Plate
  290. B. Sample Image Faults
  291. C. Troubleshooting Image Faults
  292. The copy is too light (including solid black)
  293. The copy has an uneven density (darker at front)
  294. The copy is foggy. (overall)
  295. The copy has vertical fogging
  296. The copy has a soiled back
  297. The copy has fixing faults
  298. displaced leading edge registration
  299. The copy is blurred and fuzzy
  300. The copy has horizontal fogging
  301. The copy is blank
  302. TROUBLESHOOTING MALFUNCTIONS
  303. E015
  304. E020
  305. E030 (The total copy counter fails to turn on.)
  306. E043 (Paper deck-A1)
  307. E050
  308. E202 (The keys on the control panel are locked.)
  309. E210 (fault in lens X direction drive system)
  310. E240
  311. E713
  312. AC power is absent
  313. DC power supply is absent
  314. Pick-up fails. (deck pick-up front paper deck + cassette)
  315. Pick-up fails. (cassette pick-up)
  316. Pick-up fails. (multifeeder)
  317. The vertical path roller fails to rotate
  318. The scanner fails to move forward
  319. The blanking exposure lamp fails to turn on
  320. The scanning lamp fails to turn on
  321. The hopper motor (M10) fails to operate
  322. The hopper motor (M11) fails to operate
  323. The lens fails to move
  324. The Add Toner indicator fails to turn on
  325. The Set Control Card message fails to turn off
  326. The fixing heater fails to operate
  327. Pick-up fails. (paper deck-A1)
  328. The deck lifter fails to move up. (paper deck-A1)
  329. V. TROUBLESHOOTING FEEDING PROBLEMS
  330. Pick-Up Assembly
  331. Separation/Feeding Assembly
  332. Fixing/Delivery Assembly
  333. Cleaning Assembly
  335. B. Feeding Faults
  336. VI. ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS
  337. A. Sensors
  338. C. Motors and Fans
  339. D. Clutches
  340. E. Lamps, Heaters, and Photosensors
  341. f. pcbs
  342. G. Paper Deck-A1
  343. Motors, Clutches, Solenoids and PCBs
  344. and Check Pins by PCB
  345. AC Driver PCB
  346. Control CPU PCB
  347. Holding Tray Driver PCB
  348. Potential Measurement PCB
  349. HVT1 PCB
  350. HVT2 PCB
  351. Lamp Regulator PCB
  352. VII. SERVICE MODE
  353. B. Using Service Mode
  354. f. adjustment mode
  355. VIII. SELF DIAGNOSIS
  356. B. RDF-D1
  357. C. Sorter
  358. A. GENERAL TIMING CHART I
  359. B. SIGNALS AND ABBREVIATIONS
  360. Abbreviations
  361. C. GENERAL CIRCUIT DIAGRAM
Canon NP6260 Service Manual Manual pdf 664 page image
CHAPTER 11 TROUBLESHOOTING11-152 COPYRIGHT © 1997 CANON INC. CANON NP6560/NP6360/NP6260 REV. 0 NOV. 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)6. Potential Measurement PCBFigure 11-616Table 11-617Table 11-618J3 J1 J2VR2LED11 4 1 5 1 4VR1VRVR1VR2DescriptionFor factoryFor factoryLEDLED1DescriptionON while drum surfacepotential is beingmeasured.
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