PAPER TRAY UNIT B542
Right Cover.............................................................................................. 1
Rear Cover .............................................................................................. 1
Pick-up Roller .......................................................................................... 2
Paper Feed Roller.................................................................................... 2
Separation Roller ..................................................................................... 2
1.4 PAPER FEED AND RELAY Clutch REPLACEMENT................................... 4
1.5 Paper FEED UNIT REPLACEMENT ............................................................ 5
Paper End Sensor.................................................................................... 7
Tray Lift Sensor ....................................................................................... 7
Relay Sensor ........................................................................................... 7
2. SERVICE TABLES..........................................................................8
2.1 DIP SWITCHES............................................................................................ 8
2.2 test points ..................................................................................................... 8
2.3 switches........................................................................................................ 8
2.4 fuses............................................................................................................. 8
3. DETAILED DESCRIPTIONs ...........................................................9
3.1 MECHANICAL COMPONENT LAYOUT ...................................................... 9
3.2 ELECTRICAL COMPONENT LAYOUT...................................................... 10
3.3 ELECTRICAL COMPONENT DESCRIPTION............................................ 11
3.4 DRIVE LAYOUT ......................................................................................... 12
3.5 Pick-up and separation roller release mechanism ...................................... 13
3.6 Paper lift mechanism .................................................................................. 14
3.7 Paper end detection ................................................................................... 16
3.8 Paper Height Detection .............................................................................. 17
4. SPECIFICATIONS.........................................................................18
SM
TABLE OF CONTENTS
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B542