Lexmark 1275n Service Manual - Page 5

Service Manual

Page 5 highlights

Waste Toner Bottle Removal 3-7 Image Transfer Belt Removal 3-7 Fuser Removal 3-8 Oil Coating Roller Removal 3-9 Heater Lamp Removal 3-10 Printhead Removal 3-11 Paper Exit Removal 3-12 High Voltage (HV1) / Sub High Voltage Board (PWB-F) Removal 3-12 Shield Plate Removal 3-13 Power Supply Removal 3-13 Mechanical Control Board Removal 3-14 Power Supply Frame Removal 3-14 Printhead Frame Removal 3-15 Toner Empty / Toner Cartridge Detecting Board (PWB-B) Removal 3-16 Toner Cartridge Rack Removal 3-16 Mechanical Controller Board Frame Removal 3-19 Paper Size/Cassette Detecting Board (PWB-E) Removal 3-19 Paper Take-Up Removal 3-19 Suction Assembly Removal 3-25 Suction Fan Motor Removal 3-27 Locations 4-1 Parts of the Printer 4-1 Parts of the Printer 4-2 Printing Process 4-6 Switches and Sensors 4-7 Gears and Rollers 4-10 Electrical Components 4-12 Connectors 4-18 Printed Circuit Boards 4-19 Parts Catalog 5-1 How to Use This Parts Catalog 5-1 Housing 5-2 Frames 1 5-6 Frames 2 5-10 Drive 5-14 Paper Take-Up 1 5-18 Paper Take-Up 2 5-22 Image Transfer Belt 5-24 Image Transfer Belt 5-26 Transfer Roller 5-28 v Service Manual

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Service Manual
Waste Toner Bottle Removal. . . . . . . . . . . . . . . . . . . . . .
3-7
Image Transfer Belt Removal . . . . . . . . . . . . . . . . . . . . .
3-7
Fuser Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-8
Oil Coating Roller Removal . . . . . . . . . . . . . . . . . . . . . . .
3-9
Heater Lamp Removal. . . . . . . . . . . . . . . . . . . . . . . . . .
3-10
Printhead Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-11
Paper Exit Removal. . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-12
High Voltage (HV1) / Sub High Voltage Board (PWB-F)
Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-12
Shield Plate Removal . . . . . . . . . . . . . . . . . . . . . . . . . .
3-13
Power Supply Removal . . . . . . . . . . . . . . . . . . . . . . . . .
3-13
Mechanical Control Board Removal . . . . . . . . . . . . . . .
3-14
Power Supply Frame Removal . . . . . . . . . . . . . . . . . . .
3-14
Printhead Frame Removal. . . . . . . . . . . . . . . . . . . . . . .
3-15
Toner Empty / Toner Cartridge Detecting Board (PWB-B)
Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-16
Toner Cartridge Rack Removal . . . . . . . . . . . . . . . . . . .
3-16
Mechanical Controller Board Frame Removal. . . . . . . .
3-19
Paper Size/Cassette Detecting Board (PWB-E) Removal 3-19
Paper Take-Up Removal. . . . . . . . . . . . . . . . . . . . . . . .
3-19
Suction Assembly Removal. . . . . . . . . . . . . . . . . . . . . .
3-25
Suction Fan Motor Removal . . . . . . . . . . . . . . . . . . . . .
3-27
Locations
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Parts of the Printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-1
Parts of the Printer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-2
Printing Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-6
Switches and Sensors . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-7
Gears and Rollers . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-10
Electrical Components. . . . . . . . . . . . . . . . . . . . . . . . . .
4-12
Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-18
Printed Circuit Boards . . . . . . . . . . . . . . . . . . . . . . . . . .
4-19
Parts Catalog
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
How to Use This Parts Catalog . . . . . . . . . . . . . . . . . . . . . . .
5-1
Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
Frames 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6
Frames 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-10
Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-14
Paper Take-Up 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-18
Paper Take-Up 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-22
Image Transfer Belt. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-24
Image Transfer Belt. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-26
Transfer Roller. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-28