Lexmark manual 4076-0XX Assembly 4 Electronics Cont 12 13 12 9, 10 11

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4076-0XX

4076-0XX

Assembly 4 Electronics (Cont.)

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Contents •Table of Contents •Start Diagnostics •Safety and Notices •Trademarks •Index•Manuals Menu 4076-0XX4076-0XX Second Edition May,Copyright Lexmark International, Inc. 1994, All Rights ReservedContents Repair Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . How To Use This Parts Catalog 4076-0XXElectronic Emission Notices Notices and Safety InformationFederal Communications Commission FCC Statement Avis de conformité aux normes d’Industrie Canada Industry Canada Compliance StatementThe United Kingdom Telecommunications Act Japanese VCCI Notice Safety Informationviii Consignes de Sécurité SicherheitshinweiseNorme di sicurezza Informações de Segurança Pautas de SeguridadInformació de Seguretat Chinese Safety Information Korean Safety Information General Information Power Consumption• • • • • • • Maintenance ApproachOptions Unique Tools Required For Service AbbreviationsStart Diagnostic Information1.Run the “Test Page” on page Error Indicator Table ErrorAlternating Light Pattern ActionGo to the “Maintenance Station Service Check” on pagePower-on-self-testPost Sequence POST Symptom Table SymptomSymptom Tables Carrier Transport ProblemsCommunications Problem Maintenance Station ProblemsPower Problems 4076-0XX Paper Feed ProblemsPrint Quality Problems Service Checks Envelope Feed Service CheckFirst Print Line Service Check 4076-0XX SIMM ProblemMaintenance Station Service Check Operator Panel Service Check Paper Feed Service Check • • • • •Paper Feed Motor FRU OR PROCEDURE Paper Path Service Check can print. Run the “Parallel Port Test” Parallel Port Service CheckRun the “Serial Adapter Test” on Power Service Check Print Quality Service Check Perform the “Purge Test” on page“Maintenance Station Service Check” Alignment Adjustment” on pageTransport Service Check Simm Service CheckFRUU or PROCEDURE the “Maintenance Station Service Perform the “Encoder Sensor Test” onDemo Test Diagnostic AidsPrint Fonts Test Purge Test Print NvramTest Page Paper Sensor TestEncoder Sensor Test Hex PrintParallel Port Test Initialize NvramSerial Adapter Test Repair Information Handling Esd-sensitivePartsAdjustments Bi-directionalAlignment AdjustmentRemoval Procedures Releasing Plastic LatchesAuto Sheet Feed ASF Assembly Removal ASF Envelope Buckler And Pick Roller Hub RemovalASF Paper Load Lever Removal ASF Right And Left Edge Guide Assemblies RemovalCarrier Removal Carrier Guide Removal Carrier Transport Belt RemovalCarrier Transport Motor Removal Carrier Transport Motor Frame Removal Encoder Strip RemovalExit Roller Assembly Removal Feed Arm Assembly RemovalEnd-of-formsFlag Removal Eprom RemovalLarge Feed Roller Assembly Removal Inside Idler Gears RemovalLeft Side Frame Removal Middle Frame Removal Maintenance Drive And Rocker Assemblies RemovalOperator Panel Removal Outside Idler Gears Removal Paper Ejectors RemovalPaper Feed Motor Removal Paper Guide RemovalPower Supply Removal Paper Release Lever RemovalPrint Head Cable Removal Right Side Frame Removal Rubber Backer Removal Small Feed Roller Assembly RemovalStar Roller Removal System Board Removal Top Cover Removal Connector Locations System Board ConnectorsConnector Connector NamesFLASH/RAM SIMM Option Maintenance MotorCode Module Lubrication Specifications Preventive Maintenance• • • • • • • How To Use This Parts Catalog Parts Catalog4076-0XX Assembly 1: Covers 9 7 4 8 2 6 Asm. PartUnits Description4076-0XX Assembly 2: Frames 7 2 3 4 5 1 6 4076-0XX 4076-0XX Assembly 3: Paper Feed 1 3 2 4 5 6 7 8 9 4076-0XX 4076-0XX Assembly 3: Paper Feed Cont 4076-0XX 4076-0XX Assembly 4: Electronics 5 4 4 3 2 10 9 1 8 11 6 74076-0XX 4076-0XX Assembly 4: Electronics Cont 5 4 4 3 2 10 94076-0XX 4076-0XX Assembly 4 Electronics Cont 12 13 12 9 10 114076-0XX 4076-0XX Assembly 5: Carrier Unit 4076-0XX Assembly 6: Carrier Transport 2 6 34076-0XX 4076-0XX Assembly 7: Auto Sheet Feed 6 3 10 13 12 2 58 4 7 1 14 94076-0XX 4076-0XX Assembly 8: Maintenance Station 3 1 2 4 4076-0XX 4076-0XX Assembly 9: Options 1 4076-0XX Index Unique Tools