Lexmark 4076-0XX manual Right Side Frame Removal

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4076-0XX

Right Side Frame Removal

1.Remove the top cover.

2.Remove the print cartridge.

3.Remove the auto sheet feed.

4.Disconnect the print head cables from the system board. You may have to open the print head cable connectors on the system board first, then disconnect the cables.

5.Disconnect connectors J4, J5, and J6 from the system board.

6.Remove the machine from the base. To do this, push the frame latches out as you lift the machine from the base. Set the machine aside.

7.Move the carrier in line with the opening in the carrier transport motor frame.

8.Reach through the opening and pull the belt from the carrier.

9.To unlock the carrier guide rod latches, rotate the rod top-to-rear. Gently push the carrier rod guide latches, at each end of the rod, to the rear and lift up the rod until the sensor on the carrier clears the encoder strip. Remove the carrier rod guide through the opening in the left side frame. Be careful not to damage the encoder strip.

10.Pull the ends of the print head cables into the machine, then remove the cables from the 4 retainers in the paper guide start- ing from the right.

11.Disengage the left paper guide latch by carefully moving the rear of the left side frame to the left.

12.Disengage the right side of the paper guide from the latch and lift the guide from the machine.

13.A latch on the top front end of each side frame holds the trans- port motor frame in place. Push up the latches on the front of the side frames, then pivot the carrier transport motor frame down and out of the side frames.

14.Place the machine on its back, then unlatch the right frame latch from the middle frame and remove the side frame.

NOTE: for reassembly you may want to remove the carrier guide and reinstall it after you install the paper guide.

When you reinstall the paper guide, be sure the front edge goes under the rear of the carrier guide. If the paper guide is on top of the

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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 4076-0XXFederal 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• • • Unique Tools Required For Service Abbreviations1.Run the “Test Page” on page Diagnostic InformationStart 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 ProblemsPrint Quality Problems 4076-0XX Paper Feed ProblemsPower 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 Run the “Serial Adapter Test” on Parallel Port Service Checkcan print. Run the “Parallel Port Test” Power Service Check Print Quality Service Check Perform the “Purge Test” on page“Maintenance Station Service Check” Alignment Adjustment” on pageFRUU or PROCEDURE Simm Service CheckTransport Service Check the “Maintenance Station Service Perform the “Encoder Sensor Test” onPrint Fonts Test Diagnostic AidsDemo 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 RemovalCarrier Removal ASF Right And Left Edge Guide Assemblies RemovalASF Paper Load Lever Removal Carrier Transport Motor Removal Carrier Transport Belt RemovalCarrier Guide 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 Operator Panel Removal Maintenance Drive And Rocker Assemblies RemovalMiddle Frame 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 Star Roller Removal Small Feed Roller Assembly RemovalRubber Backer Removal System Board Removal Top Cover Removal Connector Locations System Board ConnectorsConnector Connector NamesCode Module Maintenance MotorFLASH/RAM SIMM Option • • • • • • • Preventive MaintenanceLubrication Specifications 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