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>@ &23< 352&(66 An OPC drum is used for the photoconductor. (Structure of the OPC drum layers) OPC layer (20 microns thick) Pigment layer (0.2 to 0.3 microns thick) Aluminum drum )XQFWLRQDO GLDJUDP Main charger Laser beam Cleaning blade MG roller Drum Transfer unit...
>@ 23(5$7,21$/ '(6&5,37,216 2XWOLQH RI RSHUDWLRQ 7KH RXWOLQH RI RSHUDWLRQ LV GHVFULEHG UHIHUULQJ WR WKH EDVLF FRQILJXUDWLRQ %DVLF FRQILJXUDWLRQ Scanner section Operation section Printer/ MCU (Main control/image process section) Scanner I/F USB or Parallel Note: The scanner function is effective only by USB connection.
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+ 7KHUPLVWRU RSHQ $QDO\VLV RI WKH WURXEOH FRGH LV / 6FDQQHU XQLW IHHG WURXEOH PDGH ZLWK 6,0 Check release of the headlock switch. &KHFN IRU GLVFRQQHFWLRQ RI WKH FRQQHFWRU &1 0&8 Check the scanner unit operation with SIM 1-01. ...
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/ 0DLQ PRWRU WURXEOH Check the main motor operation with SIM 25-01. Operates. MMLD Check the Lock signal. Does not operate. Check the connector CN107 (MCU), and the connector on the motor side. Check the MMLD signal (3 pin). If the MMLD signal is not delivered from the MM, replace the MM. If the MMLD is delivered to the MCU, replace the MCU.