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1. REPLACEMENT AND ADJUSTMENT 1
1.1 COVERS 1
1.1.1 REAR COVER 1
1.1.2 RIGHT DOOR 1
1.1.3 FRONT AND TOP COVERS 2
1.2 PAPER FEED 3
1.2.1 PICK-UP, PAPER FEED AND SEPARATION ROLLERS 3
1.3 DRIVE 4
1.3.1 PAPER FEED CLUTCH 4
1.3.2 PAPER FEED MOTOR 4
1.3.3 TRAY LIFT MOTOR 5
1.4 ELECTRICAL COMPONENTS 6
1.4.1 MAIN BOARD 6
1.4.2 LCT SET SWITCHES 6
Rear 6
Front 7
1.4.3 DOWN SWITCH 7
1.4.4 PAPER FEED, PAPER END, TRAY LIFT AND RELAY SENSORS 8
1.4.5 STACK SENSOR 9
1.5 SIDE FENCE POSITION CHANGE 10
2. DETAILS 11
2.1 COMPONENT LAYOUT 11
2.1.1 COMPONENT LAYOUT 11
2.1.2 ELECTRICAL COMPONENT LAYOUT 12
2.1.3 ELECTRICAL COMPONENT DESCRIPTIONS 13
2.1.4 DRIVE LAYOUT 15
2.2 PAPER FEED 16
2.2.1 PAPER FEED MECHANISM 16
2.2.2 TRAY LIFT MECHANISM 17
Tray lifting conditions 17
Tray lowering conditions (Paper supply position) 17
Tray lowering conditions (Full-down position) 17
2.2.3 PAPER HEIGHT AND END DETECTION 18
Paper Height 18
Paper End 18