Paper Path Service Check, • • • • | Lexmark 4076-0XX guide

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Lexmark 4076-0XX manual Paper Path Service Check, • • • •

Contents

•Safety and Notices •Trademarks •Index •Table of Contents •Start Diagnostics•Manuals Menu 4076-0XX Second Edition May, 4076-0XXCopyright Lexmark International, Inc. 1994, All Rights Reserved Contents Repair Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4076-0XX How To Use This Parts Catalog Federal Communications Commission FCC Statement Notices and Safety InformationElectronic Emission Notices The United Kingdom Telecommunications Act Industry Canada Compliance StatementAvis de conformité aux normes d’Industrie Canada viii Safety InformationJapanese VCCI Notice Norme di sicurezza SicherheitshinweiseConsignes de Sécurité Informació de Seguretat Pautas de SeguridadInformações de Segurança Chinese Safety Information Korean Safety Information • • • • Power ConsumptionGeneral Information Options Maintenance Approach• • • Abbreviations Unique Tools Required For Service 1.Run the “Test Page” on page Diagnostic InformationStart Error Error Indicator TableAlternating Light Pattern Action Service Check” on page Go to the “Maintenance Station Power-on-self-testPost Sequence Symptom POST Symptom Table Carrier Transport Problems Symptom TablesCommunications Problem Maintenance Station Problems Print Quality Problems 4076-0XX Paper Feed ProblemsPower Problems Envelope Feed Service Check Service ChecksFirst Print Line Service Check 4076-0XX SIMM Problem Maintenance Station Service Check Operator Panel Service Check • • • • • Paper Feed Service Check Paper Feed Motor Feed Arm Assembly Paper Path Service Check Run the “Serial Adapter Test” on Parallel Port Service Checkcan print. Run the “Parallel Port Test” Power Service Check Perform the “Purge Test” on page Print Quality Service Check Alignment Adjustment” on page “Maintenance Station Service Check” FRUU or PROCEDURE Simm Service CheckTransport Service Check Perform the “Encoder Sensor Test” on the “Maintenance Station Service Print Fonts Test Diagnostic AidsDemo Test Print Nvram Purge Test Paper Sensor Test Test Page Hex Print Encoder Sensor Test Initialize Nvram Parallel Port Test Serial Adapter Test Handling Esd-sensitiveParts Repair Information Bi-directionalAlignment Adjustment Adjustments Releasing Plastic Latches Removal Procedures ASF Envelope Buckler And Pick Roller Hub Removal Auto Sheet Feed ASF Assembly Removal Carrier Removal ASF Right And Left Edge Guide Assemblies RemovalASF Paper Load Lever Removal Carrier Transport Motor Removal Carrier Transport Belt RemovalCarrier Guide Removal Encoder Strip Removal Carrier Transport Motor Frame Removal Feed Arm Assembly Removal Exit Roller Assembly RemovalEnd-of-formsFlag Removal Eprom Removal Inside Idler Gears Removal Large Feed Roller Assembly Removal Left Side Frame Removal Operator Panel Removal Maintenance Drive And Rocker Assemblies RemovalMiddle Frame Removal Paper Ejectors Removal Outside Idler Gears RemovalPaper Feed Motor Removal Paper Guide Removal Paper Release Lever Removal Power Supply Removal Print Head Cable Removal Right Side Frame Removal Star Roller Removal Small Feed Roller Assembly RemovalRubber Backer Removal System Board Removal Top Cover Removal System Board Connectors Connector LocationsConnector Connector Names Code Module Maintenance MotorFLASH/RAM SIMM Option • • • • • • • Preventive MaintenanceLubrication Specifications Parts Catalog How To Use This Parts Catalog 4076-0XX Assembly 1: Covers 9 7 4 8 2 6 Part Asm.Units Description 4076-0XX Assembly 2: Frames 7 2 3 4 5 1 6 Asm. 4076-0XX Assembly 3: Paper Feed 1 3 2 4 5 6 7 8 9 Asm. 4076-0XX Assembly 3: Paper Feed Cont Asm. 1 8 11 6 7 4076-0XX Assembly 4: Electronics 5 4 4 3 2 10 9 Asm. 10 9 4076-0XX Assembly 4: Electronics Cont 5 4 4 3 2 Asm. 10 11 4076-0XX Assembly 4 Electronics Cont 12 13 12 9 Asm. 4076-0XX Assembly 5: Carrier Unit 2 6 3 4076-0XX Assembly 6: Carrier Transport Asm. 10 13 12 2 5 4076-0XX Assembly 7: Auto Sheet Feed 6 38 4 7 1 14 9 Asm. 4076-0XX Assembly 8: Maintenance Station 3 1 2 4 Asm. 4076-0XX Assembly 9: Options 1 Asm. Index Unique Tools