6 Removal and Replacement Required Tools . . . . . . . . . . . . . . . . . . . . . . . . 6-2 Hardware Review . . . . . . . . . . . . . . . . . . . . . . 6-2 Removing the Covers . . . . . . . . . . . . . . . . . . . . 6-4 Right Side Cover Removal . . . . . . . . . . . . . . . . 6-4 Top Cover Removal . . . . . . . . . . . . . . . . . . . 6-5 Left Side Cover Removal . . . . . . . . . . . . . . . . . 6-7 Rear Door Removal . . . . . . . . . . . . . . . . . . . . 6-8 Font Door Cover Removal (LJ 5 Right Front Cover Removal) . . . . . . . . . . . . . . . . . . . 6-10 Multi-Purpose (MP) Tray (Tray 1) Door Removal . . . 6-12 Multi-Purpose (MP) Tray (Tray 1) Removal . . . . . .
6-13 Assemblies Removal . . . . . . . . . . . . . . . . . . . . 6-15 Power Supply Removal . . . . . . . . . . . . . . . . . 6-15 Paper Feed Assembly Removal . . . . . . . . . . . . . 6-18 High Voltage Power Supply (HVPS) Removal . . . . . 6-21 Fuser Assembly Removal . . . . . . . . . . . . . . . . 6-22 Control Panel and Overlay Removal . . . . . . . . . . 6-23 Removing the SIMMs Door . . . . . . . . . . . . . . 6-25 Formatter Cage Removal . . . . . . . . . . . . . . . . 6-27 Formatter PCA Removal . . . . . . . . . . . . . . . . 6-29 DC Controller Removal . . . . . . . . . . . . . . . . . 6-33 DC Controller Installation . . . . . . . . . . . . . . . 6-35 Main Motor Assembly Removal . . . . .
. . . . . . . 6-37 Gear Assembly Removal . . . . . . . . . . . . . . . . 6-38 Fan Removal . . . . . . . . . . . . . . . . . . . . . . 6-39 Output Assembly Removal . . . . . . . . . . . . . . . 6-41 Paper Exit Sensor (PS3) Removal . . . . . . . . . . . 6-42 Scanner Assembly Removal . . . . . . . . . . . . . . 6-43 Lower Cassette Assemblies . . . . . . . . . . . . . . . . 6-44 Lower Cassette Sensor PCA Removal . . . . . . . . . 6-44 Lower Cassette Pickup Motor Removal . . . . . . . . 6-45 Replacing Fuser Assembly Parts . . . . . . . . . . 6-47 Fuser Assembly Configuration . . . . . . . . . . . . 6-48 Removing the Fuser Roller Heat Lamp . . . . . . . . 6-49 Fuser Assembly Thermoswitch Removal .
. . . . . . 6-55 Thermistor Removal . . . . . . . . . . . . . . . . . . 6-56 Paper Control PCA Removal . . . . . . . . . . . . . . 6-59 Sensor PCA Removal . . . . . . . . . . . . . . . . . . 6-60 PS1 and PS2 Sensor Assembly Removal . . . . . . . 6-61 High Voltage Contact Plate (HVCP) and Paper Guide Removal . . . . . . . . . . . . . . . . . . . . . . . . 6-62 Accessing the High Voltage Contact Plate and Feed Guide Assembly . . . . . . . . . . . . . . . . 6-62 Contents-5