Ricoh Aficio MP 3500 Series, Service Manual

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SM i B542
PAPER TRAY UNIT B542
TABLE OF CONTENTS
1. REPLACEMENT AND ADJUSTMENT ............................................1
1.1 COVER REPLACEMENT ............................................................................. 1
Right Cover.............................................................................................. 1
Rear Cover .............................................................................................. 1
1.2 ROLLER REPLACEMENT ........................................................................... 2
1.2.1 PAPER FEED, SEPARATION, AND PICK-UP ROLLERS .................. 2
Pick-up Roller .......................................................................................... 2
Paper Feed Roller.................................................................................... 2
Separation Roller ..................................................................................... 2
1.3 TRAY MOTOR REPLACEMENT.................................................................. 3
1.4 PAPER FEED AND RELAY Clutch REPLACEMENT................................... 4
1.5 Paper FEED UNIT REPLACEMENT ............................................................ 5
Upper Paper Feed Unit ............................................................................ 6
Lower Paper Feed Unit ............................................................................ 6
1.6 PAPER END, TRAY LIFT, AND RELAY SENSOR REPLACEMENT........... 7
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
CÓPIA NÃO CONTROLADA
CÓPIA NÃO CONTROLADA