Lexmark 1020 manual Access Cover Removal, Base Assembly Removal, Carrier Belt Removal

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4078-00X

Access Cover Removal

1.Open the access cover.

2.Push the mounting tabs towards the center of the machine.

3.Remove the access cover.

Base Assembly Removal

1.Remove the front cover.

2.Remove the rear cover.

3.Remove the sheet feeder.

4.Disconnect the power supply connector at the system board.

5.Remove the two screws that secure the carrier frame to the base assembly.

6.Remove the screw that secures the power supply frame to the carrier frame.

7.Remove the ground strap screw from the system board.

8.Unlatch the carrier frame from the base assembly and lift it off the base.

9.Slide the machine off the base assembly.

Carrier Belt Removal

1.Remove the front cover.

2.Remove the retainer spring from the left side of the carrier rod.

3.Remove the screw from the right side of the carrier rod.

4.Slide the carrier rod to the left, out of the machine.

5.Remove the carrier belt from the rear of the carrier.

6.Remove the carrier belt from the carrier transport motor pulley.

7.Remove the carrier belt.

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Contents 4078-00X 4078-00X Contents Connector Locations Safety Information PrefaceSicherheitshinweise Consignes de SécuritéNorme di sicurezza Pautas de Seguridad SikkerhedsoplysningerInformações de Segurança Chinese Safety Information Korean Safety Information Power Consumption Maintenance ApproachGeneral Information Unique Tools Required For Service AbbreviationsDiagnostic Information StartError Indicator Table Power-On Self Test Post SequencePost Symptom Table Symptom ActionSymptom Tables Carrier Transport Problems4078-00X Paper Feed Problems Service Checks Carrier Transport Service CheckEnvelope Feed Service Check Perform the EOF and Home Position SensorsMaintenance Station Service Check Paper Feed Service Check Also check for loose or worn motor gear Paper Path Service Check Home Position Sensors Test on page 3-2, toParallel Port Service Check Power Service CheckPrint Quality Service Check FRU / Function ActionMaintenance Station Service Check on Print Quality Notice Diagnostic Aids EOF and Home Position Sensors Test Initialize Error Log Parallel Port Test Print Nvram Contents Reset Nvram to Emea Defaults Reset Nvram to USA Defaults Test Repair Information Handling ESD-Sensitive PartsAdjustments Removal ProceduresReleasing Plastic Latches Access Cover Removal Base Assembly RemovalCarrier Belt Removal Carrier Frame Assembly Removal Carrier Home Sensor RemovalDrive Train Assembly Removal Carrier Transport Motor RemovalFront Cover Removal Gutter Pad RemovalMaintenance Station Assembly Removal Maintenance Wiper and Cap RemovalLarge Feed Roll Removal Mid Frame Assembly Removal Power Supply RemovalPaper Feed Motor Removal Printhead Carrier Assembly Removal Rear Cover Removal Small Feed Roll Assembly Removal Sheet Feeder RemovalSmall Feed Roll Bracket Assembly Removal System Board Removal Connector Locations System Board Connectors Connector Connector Names Preventive Maintenance Lubrication SpecificationsHow To Use This Parts Catalog Parts CatalogAssembly 1 Covers Asm Part Units Description Index Number Assembly 2 Paper Feed / Carrier Transport / Maintenance See Print Quality Notice on Assembly 3 Electronics 11A5455 System Board with ROM Assembly 3 Electronics 4078-00X Assembly 4 Carrier 4078-00X Assembly 5 Sheet Feeder 4078-00X Index PostEmea USA