Samsung CLX-8640 series Service Manual Manual pdf 291 page image
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Samsung CLX-8640 series 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. safety warning
  8. caution for safety
  9. handling precautions
  10. disregarding this warning may cause bodily injury
  11. esd precautions
  12. product overview
  13. specifications
  14. controller and software
  15. network interface
  16. paper handling
  17. maintenance parts
  18. system configuration
  19. system layout
  20. paper path
  21. feeding system
  22. pick-up unit
  23. registration unit
  24. mpf(multi-purpose feeder) unit
  25. exit unit
  26. duplex unit
  27. fuser unit
  28. image creation
  29. imaging unit
  30. drum drive
  31. developer unit
  32. itb (intermediate transfer belt) unit
  33. transfer belt drive
  34. transfer belt cleaning
  35. laser scanning unit (lsu)
  36. laser scanning optical path
  37. laser synchronizing detectors
  38. drive system
  39. main drive unit (opc, deve, itb, t1 dis_eng)
  40. ph(paper handling) drive
  41. fuser_exit drive
  42. toner supply drive
  43. waste toner container drive
  44. duplex automatic document feeder(dadf)
  45. electrical parts location
  46. dadf drive system
  47. hardware configuration
  48. main controller
  49. ope controller
  50. adf pba
  51. tcf(triple cassette feeder) pba
  52. smps board
  53. fuser drive board (fdb)
  54. eraser pba
  55. crum pba
  56. itb encoder pba
  57. connector pba
  58. finisher if pba
  59. sensor locations
  60. disassembly and reassembly
  61. releasing plastic latches
  62. drum unit
  63. itb unit
  64. transfer roller
  65. pick-up_reverse_forward roller
  66. dadf pick-up roller assy
  67. dadf reverse roller assy
  68. left cover
  69. temperature sensor
  70. main board
  71. main drive unit
  72. cst lift drive unit
  73. paper size sensor
  74. fuser drive unit
  75. toner supply drive unit
  76. side unit
  77. mp pick up unit
  78. duplex exit sensor
  79. duplex motor
  80. pick up unit
  81. ope unit
  82. dadf unit
  83. dadf cover
  84. dadf board
  85. dadf cover-open
  86. dadf guide-pick up assy
  87. dadf-exit up
  88. cover-fan duct and cover-fan
  89. dadf drive
  90. scan glass
  91. aps sensor
  92. cover-glass adf
  93. scanner assy
  94. scf (second cassette feeder) with stand
  95. scf lift motor assy
  96. scf feed motor assy
  97. tcf (triple cassette feeder)
  98. tcf feed motor assy
  99. hdd (hard disk drive)
  100. troubleshooting
  101. introducing the display screen and useful buttons
  102. eco button
  103. interrupt button
  104. understanding the status led
  105. updating firmware
  106. updating from the network
  107. jam removal
  108. clearing paper jams
  109. service mode (tech mode)
  110. service mode menu tree
  111. supply status
  112. software version
  113. print reports
  114. export reports
  115. maintenance counts
  116. part replacement count
  117. finisher handling count
  118. engine diagnostics
  119. fax diagnostics
  120. scanner diagnostics
  121. print adjustment
  122. dadf adjustment
  123. acs (auto color sensing)
  124. auto color registration
  125. print test patterns
  126. service functions
  127. debug log
  128. system recovery
  129. tr control mode
  130. user data management
  131. List of error codes
  132. ax-xxxx type error code
  133. Error code a3–4114
  134. cx-xxxx type error code
  135. Error code c8–5110, c8–5125
  136. h1-xxxx type (optional cassette) error code
  137. h2-xxxx type (finisher) error code
  138. mx-xxxx type error code
  139. sx-xxxx type error code
  140. Error Code S3–3211
  141. Error code s5–3111
  142. u1-xxxx type (fuser) error code
  143. u2-xxxx type (lsu) error code
  144. u3-xxxx type(dadf) error code
  145. image quality problems and solutions
  146. other errors
  147. system diagram
  148. reference information
Samsung CLX-8640 series Service Manual Manual pdf 291 page image
4. Troubleshooting► Error CodeC3–2110► Error messagePrepare new yellow imaging unit► SymptomYellow drum unit has almost reached the end of its life.► Troubleshooting method1) Order new yellow drum unit because drum unit with level of “Low” will be exhausted soon.► Error CodeC3–2120► Error messageReplace with new yellow imaging unit► SymptomYellow drum unit is at the end of its life.► Troubleshooting method1) Open the front cover.2) Remove the waste toner container.3) Open the side cover.4) Remove the yellow drum unit.(3.2.1. Drum Unit)5) Install the new yellow drum unit.6) Install the waste toner container.7) Close the front cover.Copyright© 1995-2013 SAMSUNG. All rights reserved. 4-132
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This manual is suitable for:
CLX-8640 seriesCLX-8640NDCLX-8650 seriesCLX-8650ND
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