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Oki MC770 Maintenance Manual

Also see for MC770 series: Maintenance manualSetup guideSetup guideUser manualHow-to

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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. sPeCIFICaTIONs/sYsTem LIsT
  7. HDD Memory Map
  8. System List
  9. DIsassemBLY aND RePLaCemeNT
  10. Fax Unit (GD-1340)
  11. Caster Stand
  12. Spacer
  13. Offline Stapler
  14. seLF-DIaGNOsTIC mODe
  15. Service UI
  16. SERVICE MODE] Screen
  17. Input check (Test mode 03)
  18. Output check (test mode 03)
  19. Test print mode (test mode 04)
  20. Operation Procedure in Adjustment Mode (05)
  21. Test print pattern in Adjustment Mode (05)
  22. Operation Procedure in Setting Mode (08)
  23. Assist Mode (3C)
  24. HDD Assist Mode (4C)
  25. Functions
  26. File System Recovery Mode (5C)
  28. SRAM Clear Mode (6C)
  30. Operation procedure
  31. List Printing
  32. error history
  33. Image Related Adjustment
  34. Performing density correction
  35. Image Dimensional Adjustment
  36. Image dimensional adjustment in the copy/printer/fax function
  37. Image Quality Adjustment (Copying Function)
  38. Image Quality Adjustment (Printing Function)
  39. Gamma balance adjustment (Black Mode)
  40. Color balance adjustment
  41. Adjustment of faint text
  42. Maximum toner density adjustment (Special Paper 3)
  43. PureBlack/PureGray" threshold adjustment (Twin color mode)
  44. Toner limit threshold adjustment
  45. Sharpness adjustment
  46. Thin line width lower limit adjustment
  47. LED emission level adjustment
  48. Density adjustment of graphic lines (1200 dpi)
  49. Auto Trapping width/density adjustment (PS)
  50. Image Quality Adjustment (Scanning Function)
  51. Density adjustment
  52. Background adjustment (Color Mode)
  53. Background adjustment (Black/Grayscale)
  55. RGB conversion method selection
  56. Adjustment of the capacity and image quality of SlimPDF
  57. Surrounding void amount adjustment
  58. JPEG compression level adjustment
  59. General Descriptions
  60. Collection of debug logs with a USB device
  61. Error Code List
  62. Service call
  63. Error in Internet FAX / Scanning Function
  64. Printer function error
  65. Web Page related error/Communication error with external application
  66. MFP access error
  67. Maintenance error
  68. Network error
  69. Error history
  70. Diagnosis and Prescription for Each Error Code
  71. Paper jam in finisher section
  72. Finisher related service call
  73. Communication related service call
  74. Circuit related service call
  75. Other service call
  82. Other errors
  83. Removal and Installation of PC Boards/HDD
  84. CU board cover
  85. Hard disk (HDD)
  86. SRAM board <for CU board>
  87. FAX unit
  88. Precautions, Procedures and Settings for Replacing PC Boards and HDD
  89. HDD fault diagnosis
  90. Precautions and procedures when replacing the HDD
  91. Precautions and Procedures when replacing the CU board
  92. Precautions and Procedures when replacing the PU board
  93. License re-registration using the one-time dongle
  94. Precautions for Installation of GP-1070 and Disposal of HDD/ Board
  95. RemOTe seRVICe
  96. Setting procedure
  97. Order Sheet Format
  98. Service Notification
  99. Items to be notified
  100. FIRmWaRe UPDaTING
  101. Firmware Updating with USB Device
  102. Update procedure
  103. Patch Updating with USB Device
  105. Firmware Updating with PWA-DWNLD-JIG2
  106. Writing the data to the download jig (PWA-DWNLD-JIG2)
  107. System firmware
  108. Firmware Updating with K-PWA-DLM-320
  109. FAX unit firmware (GD-1340)
  110. Confirmation of the updated data
  111. When Firmware Updating Fails
  112. Flow chart for correcting USB update failure
  113. BaCkUP FUNCTION
  114. Backup files
  115. AES Data Encryption Function Setting
  117. Procedure for disabling data encryption function
  118. High Security Mode
  119. Precautions
  120. eXTeRNaL COUNTeRs
  121. Details of the signals
  122. Notices
  123. seLF-DIaGNOsIs CODe (03/04/05/08 CODe)
  124. Adjustment Mode (05) Codes
  125. Setting Mode (08) Codes
Oki MC770 Maintenance Manual Manual pdf 194 page image
45584901TH Rev.1 6-3 /Oki Data CONFIDENTIAL6.1.2 CU board cover(1) Take off the right side cover. P. 6-1 “6.1.1 Right side cover”(2) Remove 15 screws, and take off the CU board cover.Fig.6-96.1.3 CU board(1) Take off the right side cover. P. 6-1 “6.1.1 Right side cover”(2) Take off the CU board cover. P. 6-3 “6.1.2 CU board cover”(3) Take off the fax unit if it’s installed. P. 6-7 “6.1.6 FAX unit”(4) Unplug all the connectors and cable connected to the CU board.Fig.6-10
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This manual is suitable for:
MC770 seriesMC770+MC780 seriesMPS3537mc+MPS4242mc Series
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