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Okipage 8im Maintenance Manual (Draft Version)

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   41260201TH Draft 1 / 106 OKIPAGE 8iM  LED Page Printer Maintenance Manual ODA/OEL Draft Version Downloaded from www.Manualslib.com   manuals search engine     41260201TH Draft 2 /  Rev.No.DateNo.Corrected itemsPageDescription of changePerson inchange1 ISSUE E2 Nagahashi Downloaded from www.Manualslib.com   manuals search engine     41260201TH Draft 3 /  PREFACE This Maintenance Manual describes the field maintenance methods for LED Page Printers.This manual is written for use by service persons. Please note that you should refer to the PrinterHandbook for the handling and operating methods of the equipment. Downloaded from www.Manualslib.com   manuals search engine     41260201TH Draft 4 /  CONTENTS 1.CONFIGURATION.........................................................................................6 1.1System Configuration...............................................................................61.2Printer Configuration.................................................................................71.3Specification.............................................................................................81.4Safety Standards......................................................................................10 1.4.1Certification Label............................................................................................101.4.2Warning Label.................................................................................................10 2.OPERATION DESCRIPTION.........................................................................11 2.1Main Control Board...................................................................................132.2Power Supply Unit....................................................................................142.3High-Voltage Power Supply Board...........................................................142.4Electro-Photographic Processor...............................................................162.5Electro-Photographic Process..................................................................20 2.5.1Explanation of Each Process Operation..........................................................22 2.6Paper Jam Detection................................................................................272.7Toner Low Detection.................................................................................292.8Cover Open..............................................................................................312.9Detecting I/D Unit existence.....................................................................31 3.PARTS REPLACEMENT...............................................................................34 3.1Precautions for Parts Replacement..........................................................343.2Parts Layout..............................................................................................363.3Replacing Parts........................................................................................39 3.3.1Hopper Plate...................................................................................................393.3.2LED Head and Head Spring............................................................................403.3.3Transfer Roller.................................................................................................413.3.4How to remove Cover Upper Assy..................................................................423.3.5Upper Cover Assy...........................................................................................433.3.6High-Voltage Power Supply Board (P2H).......................................................443.3.7Top Cover Assy and Flat Cable Assy..............................................................453.3.8Paper Holder...................................................................................................463.3.9Side Plate M and Idle Gear.............................................................................473.3.10Heat Assy........................................................................................................483.3.11Drive Shaft E (Eject) and Eject Roller.............................................................493.3.12Pressure Roller B (Back Up Roller).................................................................503.3.13Separator Guide..............................................................................................513.3.14Pulse Motor (Main)..........................................................................................533.3.15Hopping Shaft Assy.........................................................................................543.3.16Regist Roller....................................................................................................553.3.17Paper Sensor E, Paper Sensor Exit and Toner Sensor Assy.........................563.3.18Base Plate.......................................................................................................57 4.ADJUSTMENT...............................................................................................58 4.1Adjustment Types and Functions.............................................................58 4.1.1Printer Driver...................................................................................................584.1.2Engine Maintenance Utility..............................................................................58 Downloaded from www.Manualslib.com   manuals search engine  
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