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Xerox Phaser 790 Service Manual

Also see for DocuColor 2006 s: User guideManualMaintenance GuideManualUse guide

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Contents
  1. about this manual
  2. 1 Service Call Procedures
  3. Table Of Contents
  4. initial actions procedure
  5. cleaning procedures
  6. 2 Status Indicator RAPs
  7. Table Of Contents
  8. Table Of Contents
  9. Initial Issue
  10. VDC Power RAP
  11. VDC Interlocked Power RAP
  12. Front Cover Open RAP
  13. ROS +5 VDC Switched Voltage RAP
  14. Area 1 Open RAP
  15. Area 2 Open RAP
  16. Area 3 Open RAP
  17. Area 4 Open RAP
  18. Area 5 Open RAP
  19. Area 6 Open RAP
  20. IIT DC Power RAP
  21. Blank/Garbled IOT Display RAP
  22. IOT Control Panel Button/LED RAP
  23. Duplex Communications Failure RAP
  24. Sorter Communications Failure RAP
  25. Foreign Interface RAP
  26. Foreign Interface Compatibility RAP
  27. IOT NVM RAM Error RAP
  28. IOT Firmware Error RAP
  29. Paper Handling Motor RAP
  30. Fuser Motor RAP
  31. ADF Power RAP
  32. ADF Communications RAP
  33. ADF Fault Entry RAP
  34. ADF Entrance Jam RAP
  35. ADF Exit Jam RAP
  36. ADF No Feed RAP
  37. Unfinished Copy Job RAP
  38. Exposure Lamp RAP
  39. BTR 2 Bias RAP
  40. Developer Fan RAP
  41. Toner Cartridge Detached RAP
  42. Toner Cartridge Empty RAP
  43. Waste Container Full RAP
  44. Waste Container Detached RAP
  45. Belt Cleaner RAP
  46. Fuser Low/Under Temperature Condition RAP
  47. Fuser Temperature Not Detected RAP
  48. Fuser Overheat Error RAP
  49. Fuser Fan Error RAP
  50. Exit Chute Fan Failure RAP
  51. Area 5 Jam RAP
  52. Faulty Temperature Sensor RAP
  53. Faulty Entrance Sensor RAP
  54. Faulty Fuser Exit Sensor RAP
  55. Faulty Fuser Chute Fan RAP
  56. Faulty Exchange Solenoid RAP
  57. Sorter Bin Jam RAP
  58. Sorter Cover Open RAP
  59. Sorter Transport Jam RAP
  60. Sorter Noise RAP
  61. Full Sensor RAP
  62. Cannot Select Sorter RAP
  63. ESS Hard Drive Error RAP
  64. ASIC Access Error RAP
  65. ESS RAM (Bank 2) RAP
  66. ESS NVM RAM Failure RAP
  67. IOT to ESS Communication Failure RAP
  68. IOT/IIT Disconnection RAP
  69. IOT/IIT Communication RAP
  70. ASIC Error RAP
  71. Failure RAP
  72. SCSI Error RAP
  73. 3 Image Quality
  74. Table Of Contents
  75. iq1 iot image quality entry rap
  76. iq2 iit image quality entry rap
  77. iq4 high density rap
  78. iq6 blank (or nearly blank) sheet rap
  79. iq7 residual image (ghosting) rap
  80. iq8 iot background rap
  81. iq9 deletions rap
  82. iq10 color-to-color misregistration rap
  83. iq12 iit skew rap
  84. iq14 process direction bands, streaks, and smears rap
  85. iq16 repeating bands, streaks, spots, and smears rap
  86. iq17 uneven density/mottle rap
  87. iq18 spots rap
  88. 4 Repairs and Adjustments
  89. Table Of Contents
  90. Table Of Contents
  91. Table Of Contents
  92. rep 1.1 lvps
  93. rep 1.3 top cover interlock
  94. rep 1.5 mcu pwb
  95. rep 1.6 right front cover interlock
  96. rep 1.8 environment sensor
  97. rep 1.9 ess pwb
  98. rep 1.10 ess fan
  99. rep 1.12 communication pwb
  100. rep 1.13 hard disk drive assembly
  101. rep 4.1 paper handling drive unit
  102. rep 4.2 fuser drive unit
  103. rep 4.3 fuser motor
  104. rep 4.5 drive motor pwb
  105. rep 4.6 process drive unit
  106. rep 4.7 rotary motor
  107. rep 4.9 dispense clutch
  108. rep 5.1 adf assembly
  109. rep 5.2 adf drive motor
  110. rep 5.4 feed roll
  111. rep 5.5 nudger roll
  112. rep 5.6 registration roll
  113. rep 5.7 document transport assembly
  114. rep 5.8 platen belt
  115. rep 5.9 adf exit motor
  116. rep 5.10 adf exit sensor and exit tray interlock
  117. rep 6.1 platen glass
  118. rep 6.3 left cover
  119. rep 6.5 angle sensor
  120. rep 6.7 registration sensor
  121. rep 6.8 iit low voltage power supply (lvps)
  122. rep 6.10 aps sensor
  123. rep 6.11 pwb box
  124. rep 6.12 pwb box cover
  125. rep 6.15 extension pwb
  126. rep 6.17 front / rear cable assembly
  127. rep 6.18 carriage motor
  128. rep 6.19 belt
  129. rep 6.21 full-rate carriage assembly
  130. rep 6.23 control panel assembly
  131. rep 7.1 size switch pwb
  132. rep 7.3 no paper sensor assembly
  133. rep 7.5 low paper sensor
  134. rep 7.7 tray 1 front snubber
  135. rep 8.1 turn roll
  136. rep 8.2 feed roll
  137. rep 8.3 feed roll assembly
  138. rep 8.4 turn clutch
  139. rep 8.5 feed solenoid
  140. rep 8.6 bypass tray/registration assembly
  141. rep 8.8 tray housing
  142. rep 8.10 lift plate sensor
  143. rep 8.12 tray empty sensor
  144. rep 8.14 stack height sensor
  145. rep 8.15 preregistration clutch
  146. rep 8.17 registration clutch
  147. rep 8.19 size switch pwb
  148. rep 8.20 feeder motor
  149. rep 8.22 feeder drive unit/low paper sensor
  150. rep 8.23 paper feeder assembly
  151. rep 8.24 takeaway clutch
  152. rep 8.26 turn clutch
  153. rep 8.28 duplex entrance sensor
  154. rep 8.29 duplex exit sensor
  155. rep 8.30 duplex drive clutch
  156. rep 8.32 rear belt
  157. rep 8.34 exit roll
  158. rep 8.35 inverter/lower assembly
  159. rep 8.37 inverter sensor
  160. rep 8.38 duplex controller pwb
  161. rep 8.39 duplex nip solenoid
  162. rep 8.40 exit transport assembly
  163. rep 8.41 full stack sensor
  164. rep 8.43 top exit sensor
  165. rep 9.1 copy/print cartridge
  166. rep 9.3 ros
  167. rep 9.4 adc sensor
  168. rep 9.5 locating rail
  169. rep 9.6 waste toner sensor
  170. rep 9.8 erase lamp
  171. rep 9.10 developer housing
  172. rep 9.11 rotary sensor
  173. rep 9.12 rotary frame
  174. rep 9.13 cartridge sensor
  175. rep 9.14 developer tie plate
  176. rep 9.16 ibt assembly
  177. rep 9.17 belt cleaner
  178. rep 9.18 btr 2 assembly
  179. rep 9.19 btr 2 cam assembly
  180. rep 9.20 auger
  181. rep 9.21 ibt belt
  182. rep 9.22 tr0 sensor
  183. rep 10.1 fuser assembly
  184. rep 10.3 upper guide assembly
  185. rep 10.4 upper plate
  186. rep 10.5 heat roll heat lamp
  187. rep 10.6 pressure roll heat lamp
  188. rep 10.8 front fuser exit sensor
  189. rep 10.10 heat roll
  190. rep 10.11 pressure roll
  191. rep 10.12 temperature sensor
  192. rep 10.13 exchange chute
  193. rep 10.14 exchange solenoid
  194. rep 10.16 cleaner cam shaft
  195. rep 10.17 exit roll
  196. rep 10.18 fuser entrance sensor
  197. rep 10.19 fuser chute fan
  198. rep 11.1 sorter
  199. rep 11.3 sorter control pwb
  200. rep 11.4 sorter transport motor
  201. rep 11.5 sensor receiver
  202. rep 11.7 sorter path sensor
  203. rep 11.9 bin drive motor
  204. rep 11.10 front / rear gear shaft
  205. rep 11.12 bin cam switch
  206. rep 11.14 bin tray(s)
  207. rep 14.1 front cover assembly
  208. rep 14.3 front lower cover
  209. rep 14.4 top cover assembly
  210. rep 14.5 inner covers
  211. rep 14.6 rear cover
  212. rep 14.7 filter
  213. rep 14.9 right cover
  214. rep 14.11 right lower cover
  215. adj 3.1 hard disk drive assembly
  216. adj 5.1 adf side registration
  217. adj 5.2 adf lead edge registration
  218. adj 5.3 adf height
  219. adj 5.4 adf front-to-rear positioning
  220. adj 6.1 iit magnification
  221. adj 6.2 iit half-rate and full-rate carriage adjustment
  222. adj 6.3 iit lead edge registration
  223. adj 6.4 iit side registration
  224. adj 6.5 icm main pwb adjustment
  225. adj 6.7 b* correction
  226. adj 8.1 printer registration
  227. adj 10.1 fuser nip
  228. adj 11.1 sorter bin cam position
  229. 5 Parts List
  230. Table Of Contents
  231. Table Of Contents
  232. subsystem information
  233. pl 1.1 front and left covers
  234. pl 1.2 rear, right and top covers
  235. pl 1.3 base frame (1 of)
  236. pl 1.4 base frame (2 of)
  237. pl 2.1 paper tray
  238. pl 3.1 tray 1 paper feeder (1 of)
  239. pl 3.2 tray 1 paper feeder (2 of)
  240. pl 3.3 tray 1 paper feeder (3 of)
  241. pl 5.1 xerographics
  242. pl 6.1 development (1 of)
  243. pl 6.2 development (2 of)
  244. pl 8.1 fusing (1 of)
  245. pl 8.2 fusing (2 of)
  246. pl 8.3 fusing (3 of)
  247. pl 8.4 fusing (4 of)
  248. pl 8.5 fusing (5 of)
  249. pl 8.6 fusing (6 of)
  250. pl 8.7 fusing (7 of)
  251. pl 9.1 paper exit (1 of)
  252. pl 9.2 paper exit (2 of)
  253. pl 10.1 drives
  254. pl 11.1 electrical (1 of)
  255. pl 11.2 electrical (2 of)
  256. pl 13.1 optional feeder assembly (1 of)
  257. pl 13.2 optional feeder assembly (2 of)
  258. pl 13.3 optional feeder assembly (3 of)
  259. pl 13.4 optional feeder assembly (4 of)
  260. pl 13.5 optional feeder assembly (5 of)
  261. pl 13.6 optional feeder assembly (6 of)
  262. pl 13.7 optional feeder assembly (7 of)
  263. pl 13.8 optional feeder assembly (8 of)
  264. pl 13.9 optional feeder assembly (9 of)
  265. pl 14.1 ohp transparency tray assembly (1 of)
  266. pl 14.2 ohp transparency tray assembly (2 of)
  267. pl 14.3 oversize tray
  268. pl 15.1 duplex assembly (1 of)
  269. pl 15.2 duplex assembly (2 of)
  270. pl 15.3 duplex assembly (3 of)
  271. pl 15.4 duplex assembly (4 of)
  272. pl 15.5 duplex assembly (5 of)
  273. pl 15.6 duplex assembly (6 of)
  274. pl 15.7 duplex assembly (7 of)
  275. pl 16.1 platen glass and iit
  276. pl 16.2 pwb box
  277. pl 16.4 carriage motor and carriage cable
  278. pl 16.5 full rate carriage and half rate carriage
  279. pl 16.6 top cover and control panel
  280. pl 16.7 control panel assembly
  281. pl 17.1 document exit tray, covers
  282. pl 17.2 counterbalance, drive motor, pwb
  283. pl 17.3 registration,feed,nudger roll, nudger home sensor
  284. pl 17.4 feeder upper chute assembly, interlock switch
  285. pl 17.5 feeder lower chute, registration sensor
  286. pl 17.6 document transport, platen belt
  287. pl 17.7 exit roll, exit motor, exit sensor
  288. pl 17.8 platen glass, adf harness
  289. pl 18.1 stand
  290. pl 19.1 sorter cover, control pwb
  291. pl 19.2 feed motor, lvps (1 of)
  292. pl 19.3 feed motor, lvps (2 of)
  293. pl 19.4 bin drive motor, lead cam/switch
  294. pl 19.5 tray support, bin tray
  295. pl 19.6 sorter support
  296. common hardware
  297. part number index
  298. 6 General Procedures and Information
  299. Table Of Contents
  300. gp 1 diagnostic mode (iot)
  301. gp 2 component control (iot)
  302. gp 3 setting iot parameters and life counters
  303. gp 4 reading or writing to iot nvm
  304. gp 6 initializing data (iot)
  305. gp 8 iot software installation
  306. gp 9 ess software installation (iot)
  307. gp 11 checking the billing meters
  308. gp 15 printing internal test patterns (iot)
  309. gp 16 visual calibration
  310. gp 17 foreign interface
  311. gp 19 diagnostic mode (iit)
  312. gp 20 setting iit parameters
  313. gp 21 component control (iit)
  314. gp 23 fuser baffle cleaning procedure
  315. general product specifications
  316. adf specifications
  317. sorter specifications
  318. common tools
  319. cleaning materials
  320. change tag introduction
  321. processor (p) tags
  322. 7 Wiring Data
  323. Table Of Contents
  324. vdc wirenet (1 of)
  325. vdc wirenet (2 of)
  326. vdc wirenet (3 of)
  327. vdc interlocked wirenet (1 of)
  328. vdc interlocked wirenet (2 of)
  329. vdc interlocked wirenet (3 of)
  330. dc com wirenet (1 of)
  331. dc com wirenet (2 of)
  332. dc com wirenet (3 of)
  333. dc com wirenet (4 of)
  334. dc com wirenet (5 of)
  335. vdc (iit) wirenet
  336. bsd 6.2 and
  337. bsd 11.1/bsd
Xerox Phaser 790 Service Manual Manual pdf 214 page image
10/002-200 Phaser 790/DocuColor 2006011-704Initial IssueStatus Indicator RAPs011-704 Sorter Noise RAPThere is noise emanating from the Sorter at power up.ProcedureThere is +5 VDC between J 8-10 of the Sorter Control PWB and GND.Y NThere is +5 VDC between J35-4 of the Low Voltage Power Supply and GND.Y NReplace the LVPS (PL 11.1).Go to Flag 1. Check for an open circuit.Replace the Sorter Control PWB (PL 19.1).
/ 653
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DocuColor 2006 sPhaser 790
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