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Xerox 7700DX - Phaser Color Laser Printer Service Manual

Also see for 7700: User guideUser guideSupplementary guideInstall guideAdvanced features and troubleshooting manual

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Contents
  1. service manual
  2. user safety summary
  3. power source
  4. laser components
  5. safety instructions
  6. general guidelines
  7. esd precautions
  8. General Information 1-1
  9. Table Of Contents
  10. Table Of Contents
  11. Table Of Contents
  12. Table Of Contents
  13. Table Of Contents
  14. Table Of Contents
  15. Table Of Contents
  16. Table Of Contents
  17. Table Of Contents
  18. Table Of Contents
  19. Table Of Contents
  20. Table Of Contents
  21. Table Of Contents
  22. General Information
  23. Phaser 7700 Printer Overview
  24. Printer RAM and Printer Capabilities
  25. CRC Life Counter Behavior
  26. Engine Control Interface and Power Supply Boards
  27. Power Supplies
  28. Engine Control and Image Processor Boards
  29. Auxiliary Feeder Control Board
  30. Print Engine Sensors and Switches
  31. Print Engine Sensors and Switches (cont'd.)
  32. Auxiliary Feeder Sensors and Switches
  33. Auxiliary Feeder Actuators and Clutches
  34. Print Engine Solenoids, Actuators, and Clutches
  35. Print Engine and Auxiliary Feeder Interlocks and Sensors
  36. Image Processor Board
  37. Assemblies of the Print Engine
  38. Assemblies of the Print Engine (cont'd.)
  40. Auxiliary Feeder Assemblies
  41. Front Panel Description
  42. Front Panel Shortcuts
  43. Rear Panel
  44. Printer Specifications
  45. table 1-7 functional specifications
  46. table 1-9 environmental specifications
  47. Supported Paper Weights, Page Sizes and Print Area
  48. table 1-10 specialty paper
  49. Diagnostics, Error Codes and Messages
  50. System Boot Sequence
  51. POST Faults
  52. POST Diagnostics Test Descriptions
  53. Entering Service Diagnostics Mode
  54. Service Diagnostics Test Menu Functions
  55. Error Codes and Messages Troubleshooting
  56. Fuser Connector Pin Locations
  57. Wiring Diagrams
  58. Troubleshooting
  59. Troubleshooting Network Problems
  60. Troubleshooting Power Supplies and Interlocks
  61. Troubleshooting the +3.3 VDC and +5 VDC LVPS
  62. Interlock Circuit Diagram
  63. The +5 VDC Interlock Circuit
  64. Troubleshooting When the Printer Does Not Come to a "Ready" State
  65. Front Panel displays "Fatal Fault Encountered" message
  66. Tray 1 Will Not Lift
  67. Printer Will Not Recognize the Auxiliary Feeder
  68. Troubleshooting the Toner Dispense/Auger/Developer System
  69. Checking the Toner Auger System
  70. figure 3-5 toner port
  71. Checking the Developer ATC Sensor
  72. Checking the Developer
  73. Operation System and Application Problems
  75. Media Jams and the Paper Path
  76. Damaged Prints
  77. Print Image Quality Problems
  78. One Color is Faded or Missing
  79. Missing Band in Direction of Paper Travel
  80. Streaks in Direction of Paper Travel
  81. Streaks Parallel with the Leading Edge
  82. Random Missing Spots
  83. All Colors
  84. Background Contamination
  85. Unfused Image or Image Easily Rubs Off of Page
  86. Toner on Back of Print
  87. Print is Mottled
  88. Image Mis-registered on Paper
  89. Residual Image or Ghosting
  90. Light Bands, Dark Bands, or Mottled Prints
  91. Adjustments and Calibration
  92. Registration Control (RegiCon) Adjustment Overview
  93. Coarse and Fine Skew Adjustments
  94. Center Skew Adjustment
  95. Processes of the RegiCon Adjustment
  96. Registration Control Procedures
  97. RegiCon Flowchart
  98. Step 1: Belt Edge Learn
  99. Step 2: RegiCon #4 Coarse Skew Adjustment
  100. Step 3: RegiCon #1 Fine Skew Adjustment
  101. Step 4: RegiCon #2 In/Out Skew Adjustment
  102. Step 5: RegiCon #3 Center Skew Adjustment
  103. Coarse RegiCon Initialization
  104. figure 4-7 grid 1-dot pattern annotations
  105. ATC Sensor Setup
  106. Cleaning and Maintenance
  107. Resetting NVRAM
  108. Restore Factory Settings (margins)
  109. Resetting Job Defaults
  110. Resetting Belt Cleaner Assembly Life
  111. Service Diagnostics NVRAM Resets
  112. Reset Engine NVRAM
  113. Removal and Replacement Procedures
  114. Contents
  115. Table Of Contents
  116. Table Of Contents
  117. Rear Cover Assembly
  118. Right Side Cover Assembly
  119. Top Cover Assembly
  120. Front Panel Assembly
  121. Rear Cover, Top Rear Power Switch Cover and LH Rear Mid Cover
  122. Left-Hand Lower Cover Assembly
  123. Front Cover Assembly
  124. Fuser Front Cover
  125. Rear Shield
  126. Rear Shield Bracket
  127. VDC Power Supply Shield
  128. Multi-Purpose Tray (MPT) Assembly
  129. Multi-Purpose Tray Paper Pick Rollers
  130. Left-Hand Cover Assembly (Left-Hand Door)
  131. Duplex Chute
  132. Duplex Unit Assembly
  133. Transfer Roller Assembly (2nd BTR)
  134. Duplex Transport Assembly
  135. Fuser Unit
  136. Registration Transport Assembly
  137. Shutter Solenoid Assembly
  138. Tray 1 Feeder Assembly and Paper Lift Motor
  139. Waste Cartridge Sensor Holder
  140. Print Cartridge Plate Cover
  141. Dispense Assembly
  142. Print Cartridge Plate Assembly
  143. Developer Housing Assembly
  144. New Developer Housing Assembly Charging
  145. Toner Dispense Motor Assembly
  146. Steering Drive Assembly
  147. Waste Toner Agitator Motor Assembly
  148. Mark-On-Belt (MOB) Sensor
  149. Exit Transport Assembly
  150. Fuser Fan Assembly
  151. Accumulator Belt Assembly
  152. Belt Cleaner Assembly
  153. Waste Auger Assembly
  154. Laser Unit
  155. Image Processor Board Assembly
  156. Internal Hard Drive
  157. Electrical Chassis (Card Cage) Assembly
  158. Engine Control Board
  159. Engine Control Interface Board
  160. T1 and T3 High-voltage Power Supplies
  161. VDC and 5 VDC Low-Voltage Power Supplies and Bracket
  162. LD Power Relay
  163. VDC Low-voltage Power Supply, Fan and Bracket
  164. T2 High-Voltage Power Supply
  165. Chassis AC Power Assembly
  166. Main Drive Assembly
  167. Accumulator Belt Drive Assembly
  168. Developer Drive Assembly
  169. Print Cartridge Drive Assembly
  170. Tray 1 Paper-Select Switches
  171. Main Lever Assembly Right and Left-Hand Jacks
  172. Auxiliary Feeder Covers
  173. Auxiliary Feeder Cover Assembly
  174. High-Capacity Feeder (HCF) Tray 3
  175. High-Capacity Feeder (HCF) Tray 4 and Paper Transport
  176. Auxiliary Feeder Control Boards
  177. Auxiliary Feeders Motor Assemblies
  178. Auxiliary Feeder Paper-Select Switches
  179. Auxiliary Feeder Paper Feed Motor Assembly
  180. Bracket Assembly, Left-Hand and Right-Hand Gear (HCF)
  181. FRU Parts List
  182. PL 8-1 Accumulator Belt FRUs
  183. PL 8-2 Left-Hand Door FRUs
  184. table 8-2 left-hand door frus list
  185. PL 8-3 Media Trays FRUs
  186. PL 8-4 Duplex Unit FRUs
  187. PL 8-5 Cover FRUs
  188. PL 8-6 Cover FRUs (cont'd.)
  189. PL 8-7 Cover FRUs (cont'd.)
  190. table 8-7 covers frus list (cont'd)
  191. PL 8-8 Switch and Sensor FRUs
  192. table 8-8 switch and sensor frus list
  193. PL 8-9 Switch and Sensor FRUs (cont'd.)
  194. table 8-9 switch and sensor frus list (cont'd)
  195. PL 8-10 Circuit Boards FRUs
  196. table 8-10 circuit board frus list
  197. PL 8-11 Power Supplies FRUs
  198. table 8-11 power supplies frus list
  199. PL 8-12 Power Supplies FRUs (cont'd.)
  200. table 8-12 power supplies frus list (cont'd)
  201. PL 8-13 Motors/Drivers FRUs
  202. table 8-13 motors / drivers frus list
  203. PL 8-14 Electrophotographic Components FRUs
  204. table 8-14 electrophotographic components frus list
  205. PL 8-15 Electrophotographic Components FRUs (cont'd.)
  206. table 8-15 electrophotographic components frus list (cont'd)
  207. PL 8-16 Multi-Purpose Tray FRUs
  208. table 8-16 multi-purpose tray (mpt) frus list
  209. PL 8-17 Paper Feed FRUs
  210. table 8-17 paper feed frus list
  211. PL 8-18 Paper Feed FRUs (cont'd.)
  212. table 8-18 paper feed frus list (cont'd)
  213. PL 8-19 Fans FRUs
  214. PL 8-20 Lift Components FRUs
  215. table 8-20 lift components frus list
  216. PL 8-21 Wiring FRUs
  217. table 8-21 wiring frus list
  218. PL 8-22 Auxiliary Feeder FRUs
  219. table 8-22 auxiliary feeders frus list
  220. PL 8-23 Lower Tray Deck (LTD) FRUs
  221. table 8-23 lower tray deck (ltd) frus list
  222. PL 8-24 Lower Tray Deck (LTD) FRUs (cont'd.)
  223. PL 8-25 High-Capacity Feeder FRUs
  224. PL 8-26 High-Capacity Feeder FRUs (cont'd.)
  225. PL 8-27 High-Capacity Feeder FRUs (cont'd.)
  226. PL 8-28 High-Capacity Feeder FRUs (cont'd.)
  227. PL 8-29 High-Capacity Feeder FRUs (cont'd.)
  228. Kits
  229. Manual Packs & Service Manual
  230. Software
  231. Recommended Service Tools
  232. Test Prints
  233. Analyzing the Test Print
  234. Print Color Test Prints
  235. Diagnostics Mode
  236. Phaser 7700 Finisher
  237. Finisher Overview
  239. Assemblies of the Finisher
  240. Internal Assemblies of the Finisher
  241. Horizontal Transport Sensor, Interlock, and Switch Locator Map
  242. Finisher Sensor, Interlock, and Switch Locator Map
  245. Horizontal Transport Assembly
  246. Horizontal Transport Top Open, Front, and Rear Cover
  247. Horizontal Transport Entrance Upper Cover Assembly
  248. Horizontal Transport Belts
  249. Horizontal Transport Entrance Sensor and Top Tray Full Sensor
  250. Gate-In Solenoid Assembly
  251. Finisher Covers
  252. Stack Height-Sensor Assembly
  253. Stacker Paper-Sensor Assembly
  254. Set Clamp Clutch and Gear
  255. Eject Roll Assembly
  256. Finisher Control Board, Bracket, and Shield
  257. Stacker Motor Assembly
  258. Paddle Shaft
  259. Paper Transport Motor (Motor Assembly Main)
  260. Cam Bracket Assembly
  261. Staple Unit Assembly and Motor
  262. Compiler Tray
  263. Finisher FRU Parts List
  264. table 11-2 finisher unit main assemblies frus list
  265. figure 11-27 finisher covers frus
  266. table 11-4 finisher stand frus list
  267. figure 11-29 gate unit frus
  268. table 11-5 gate unit frus list
  269. table 11-6 horizontal transport assembly frus list
  270. table 11-7 horizontal transport assembly frus list (cont'd)
  271. figure 11-32 top cover and eject roll frus
  272. table 11-8 top cover and eject roll frus list
  273. table 11-9 paper transport assembly frus list
  274. table 11-10 paper transport assembly frus list (cont'd)
  275. table 11-11 staple unit assembly frus list
  276. table 11-12 compiler tray assembly frus list
  277. table 11-13 stacker elevator assembly frus list
  278. figure 11-38 exit assembly frus
  279. table 11-14 exit assembly frus list
  280. table 11-15 electrical frus list
Xerox 7700DX - Phaser Color Laser Printer Service Manual Manual pdf 256 page image
7-226 Phaser 7700 Color Laser Printer Service ManualRRP 57 Auxiliary Feeder Cover AssemblyRemoval1. Open the High-Capacity Feeder (HCF) Cover Assembly.2. Remove one screw from each of the support straps.3. Remove one screw from the cover’s right-hand pivot bracket.4. Remove the cover assembly from the left-hand pivot.Figure 7-68 High-Capacity Feeder (HCF) Cover Assembly       
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This manual is suitable for:
77007700DX - Phaser Color Laser Printer
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