Table Of Contents - Lexmark 5056 Repair Catalog

Table Of Contents

Repair Information2
Handling Esd-Sensitive Parts2
Service Precautions2
Rip Board/Operator Panel Replacement3
Handling Printed Circuit Boards3
Check Finisher Alignment When Moving Or Servicing The Finisher4
High-Capacity Paper Feed Timing Belt Adjustment5
Adjustments And Procedures Following Parts Replacement5
Printhead Controller Board5
Transfer Belt6
Cover, Top Removal7
Front Door / Operator Panel Removal8
Cover, Front Left Removal9
Cover, Rear Removal10
Cover, Solenoid Removal10
Cover, Left Side Removal10
Cover, Right Side Removal11
Cover, Rip Board Removal12
Tray, Paper Exit Removal13
Belt Up/Down Clutch Removal13
Cassette Guide Removal14
Ck1 Daughter Board Removal14
Ck2 Daughter Board Removal14
Connector, Duplex Unit Removal15
Paper Tray Lift Motor Removal15
Density Sensor Removal/Separation Fingers Removal/Sensor Cleaner Removal16
Drive Gear Unit Sensor Assembly Removal16
Electronic Box Removal17
Face Up Paper Exit Assembly Removal18
Front Cover Open Switch Actuator Removal18
Fuser Removal19
Gear Cover Removal/Multipurpose Feeder Frame Assembly20
High Voltage Power Supply Board (Hvps) Removal21
Led Printhead Removal21
Eraser Removal22
Lock Handle Assembly Removal23
Main Drive Unit Removal24
Main Unit Fan Removal26
Motor Drive Board Removal26
Multipurpose Feeder Paper Present Sensor Removal26
Multipurpose Feeder Tray Removal27
Paper Feed Unit Removal27
Paper-Feed Rollers Removal29
Paperpath Maintenance29
Paper Carrying Frame Removal / Roll Removal30
Registration Sensor Removal31
Registration Frame31
Registration Clutch Removal31
Relay Roller Removal32
Face Down Guide Assembly Removal33
Face Down Exit Roll Removal33
Power Supply 1 Removal36
Power Supply 2 Removal37
Power Switch Removal38
Printer Controller Removal38
Printhead Controller Board Removal39
Left Slide Rail Removal40
Rip Box Removal40
Sensor Board Removal41
Stay Arm Removal41
Sub-Frame Removal42
Sub Frame F1, Sub Frame F2 Removal43
Temperature/Humidity Sensor Removal43
Top Unit Removal44
Transfer Belt Removal44
Turn Guide Cover Sensor Removal48
Upper Fan Removal48
Turn Guide Door Removal50
Expansion Feeder Controller Board Removal50
Size Sensor Board Removal50
Expansion Feeder Removals50
Stepper Motor Removal51
Paper Feed Assembly Removal52
Expansion Feeder Turn Guide Door Sensor Assembly Removal53
Duplex Unit Separation Removal54
Duplex Removals54
Duplex Unit Removal55
Duplex Timing Belt Removal55
Duplex Pressure Roller And Solenoid Removal56
Duplex Feed Roller And Solenoid Removal56
Duplex Side Fence Motor Assembly/Side Fence Removal57
Duplex Paper Carrying Motor Removal58
High-Capacity Feeder (Hcf) Removals59
Hcf Covers Removal59
Hcf Call Roller, Paper Feed Roller, Reverse Roller Removal60
Hcf Pickup Solenoid Removal60
Hcf Paper End Sensor Removal61
Hcf Tray Motor Removal62
Hcf Paper Level Sensor Removal63
Hcf Power Supply Removal63
Finisher Removals64
External Covers Removals64
Finisher Control Board Removal65
Elevator Motor Removal66
Feed Motor Assembly Removal66
Hole Punch Removal67
Inverter Paper Exit Discharge Brush Removal68
Inverter Paper Exit Roller Removal68
Jogging Unit Removal69
Path Select Gate Removal70
Patting Roller Removal71
Power Supply Removal73
Registration Roller Clutch Removal74
Registration Roller Removal74
Stack Area Discharge Brush Removal75
Staple Unit Removal75
Straight Paper Exit Discharge Brush Removal76
Straight Paper Exit Roller Removal76
Timing Belts 1 And 2 Removal78
Tractor Belt Removal79
Tractor Drive Motor Assembly Removal80