Lexmark 404800x manual Locations

Page 5

4048-00x

Right Guide Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-28 Left Guide Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-28 Smart Button Sensor Removal . . . . . . . . . . . . . . . . . . . . . . . 4-31 Entrance Guide Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-32 Transfer Roll Assembly and Left Transfer Support Bearing Re- moval. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-33 Bracket, Paper Detect (Input Sensor) Removal . . . . . . . . . . 4-34 D–Roll Tray 1 Feed Removal . . . . . . . . . . . . . . . . . . . . . . . . 4-35 D–Roll (Tray 1) Shaft Assembly Removal. . . . . . . . . . . . . . . 4-36 3–Pin and 2–Pin Connectors Removal . . . . . . . . . . . . . . . . . 4-38 Printhead Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-39 RIP Card Cage (with card in place) Removal . . . . . . . . . . . . 4-40 Main Drive Motor Assembly Removal . . . . . . . . . . . . . . . . . . 4-42 Motor Assembly (Stepper) Removal . . . . . . . . . . . . . . . . . . . 4-43 Main Drive Assembly Removal . . . . . . . . . . . . . . . . . . . . . . . 4-44 Reference Plate Assembly Removal. . . . . . . . . . . . . . . . . . . 4-46 Cartridge Coupling Assembly Removal . . . . . . . . . . . . . . . . 4-48 Upper (MPF) Housing Assembly (with Paper Flag) Removal 4-49 Lower (MPF) Housing Assembly - Paper Sensor Removal . 4-50 Lower (MPF) Housing Assembly Removal . . . . . . . . . . . . . . 4-52 MPF Roller Assembly Removal . . . . . . . . . . . . . . . . . . . . . . 4-53 HVPS Card Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-56 LVPS Card Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-57 Cooling Fan Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-58

Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

Cables

. 5-2

Cables (continued)

. 5-4

Sensors

. 5-6

RIP Card Assembly

. 5-8

Power Supply (LVPS)

5-11

High Voltage Power Supply (HVPS)

5-12

Preventive Maintenance

. 6-1

Safety Inspection Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1 Lubrication Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1

Parts Catalog . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

How to Use This Parts Catalog . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1

Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .I-1

For the complete PDF manual please visit www.LaserPros.com.

v

Image 5
Contents Lexmark T420n Laser 4048-00x 4048-00x Table of Contents Low Voltage Power Supply Lvps Service Check Locations