1.4 ELECTRICAL COMPONENT DESCRIPTION.........................................16-4
1.5 DRIVE LAYOUT ......................................................................................16-5
2. DETAILED DESCRIPTION ........................................................ 16-6
2.1 JUNCTION GATE MECHANISM.............................................................16-6
3. REPLACEMENT AND ADJUSTMENT ...................................... 16-7
3.1 BRIDGE UNIT DRIVE MOTOR REPLACEMENT ...................................16-7
3.2 TRAY EXIT SENSOR REPLACEMENT ..................................................16-8
3.3 RELAY SENSOR REPLACEMENT.........................................................16-8
1,000-SHEET FINISHER (B408)
1. REPLACEMENT AND ADJUSTMENT ...................................... 17-1
1.1 MAIN PCB ...............................................................................................17-1
1.2 STAPLER UNIT.......................................................................................17-2
1.3 MOTORS.................................................................................................17-3
1.3.1 SHIFT MOTOR...............................................................................17-3
1.3.2 STAPLER MOTOR.........................................................................17-3
1.3.3 UPPER TRANSPORT MOTOR AND EXIT MOTOR ......................17-3
1.3.4 LOWER TRANSPORT MOTOR .....................................................17-4
1.4 MOTORS AND SENSORS......................................................................17-5
1.4.1 PREPARATION..............................................................................17-5
1.4.2 STACK HEIGHT SENSOR .............................................................17-6
1.4.3 STAPLER TRAY PAPER SENSOR................................................17-6
1.4.4 LOWER TRAY LIFT MOTOR .........................................................17-6
1.4.5 STACK FEED-OUT MOTOR ..........................................................17-7
2. TROUBLESHOOTING ............................................................... 17-8
2.1 JAM DETECTION....................................................................................17-8
3. SERVICE TABLES..................................................................... 17-9
3.1 DIP SWITCH SETTINGS ........................................................................17-9
4. DETAILED DESCRIPTIONS .................................................... 17-10
4.1 GENERAL LAYOUT ..............................................................................17-10
4.2 ELECTRICAL COMPONENT LAYOUT.................................................17-11
4.3 ELECTRICAL COMPONENT DESCRIPTION.......................................17-13
4.4 DRIVE LAYOUT ....................................................................................17-15
4.5 JUNCTION GATES ...............................................................................17-17
Upper tray mode ...............................................................................17-17
Sort/stack mode................................................................................17-17
Staple mode......................................................................................17-17
4.6 UPPER TRAY........................................................................................17-18
4.7 LOWER TRAY UP/DOWN MECHANISMS ...........................................17-19
4.8 PAPER SHIFT MECHANISM ................................................................17-20
4.9 JOGGER UNIT PAPER POSITIONING MECHANISM..........................17-21
4.10 EXIT GUIDE PLATE............................................................................17-22
4.11 STAPLER MECHANISM .....................................................................17-23
B089/B093 xii SM
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