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TABLE OF CONTENTS
1. REPLACEMENT AND ADJUSTMENT 1
1.1 MAIN UNIT 1
1.1.1 INTERNAL FINISHER SR3180 1
1.2 STAPLER UNIT 3
1.2.1 STAPLER UNIT 3
1.3 EXTERIOR COVERS AND TRAY 5
1.3.1 FINISHER FRONT COVER 5
1.3.2 FINISHER UPPER COVER 5
1.3.3 REAR COVER 6
1.3.4 PAPER EXIT COVER 7
1.3.5 PAPER EXIT TRAY 7
1.4 SENSORS AND SWITCH 8
1.4.1 ENTRANCE SENSOR 8
1.4.2 SIDE-TO-SIDE REGISTRATION SENSOR 9
1.4.3 OPEN/CLOSE DOOR SWITCH 10
1.4.4 SHIFT HP SENSOR 11
1.4.5 PAPER EXIT SENSOR 12
1.4.6 PAPER EXIT PRESSURE HP SENSOR 13
1.4.7 JUNCTION GATE MOTOR HP SENSOR 14
1.4.8 PAPER EXIT FULL SENSOR 1/PAPER EXIT FULL SENSOR 2 (STAPLE) 15
1.4.9 STAPLER DRIVE HP SENSOR 15
1.5 MOTORS 16
1.5.1 SHIFT MOTOR 16
1.5.2 TRANSPORT MOTOR 17
1.5.3 JUNCTION GATE MOTOR 18
1.5.4 PAPER EXIT PRESSURE MOTOR 19
1.5.5 STAPLER DRIVE MOTOR 20
1.6 BOARD 21
1.6.1 CONTROLLER BOARD 21
2. DETAILED DESCRIPTIONS 22
2.1 INTERNAL FINISHER SR3180 (D766) 22
2.1.1 PARTS LAYOUT 22
2.1.2 MECHANISM 24
Tray full detection mechanism 24
Straight paper exit/shift paper exit mechanism 24
Shift mechanism 25
Paper exit roller/paper exit belt release mechanism 26
Staple eject mechanism 29
Junction gate/trailing edge presser mechanism 32
Sub-scan direction (transport direction) jogger mechanism 34
Paper detection on the stack guide plate 34
Sheet edge face alignment mechanism (main-scan direction) 34
Stapler mechanism 36
Stapler movement mechanism 37