Ricoh Aficio MP2550B - Page 981

SM i D369
DUPLEX UNIT AD3000 D369
TABLE OF CONTENTS
1. REPLACEMENT AND ADJUSTMENT ............................................1
1.1 UNIT AND COVER ....................................................................................... 1
1.1.1 DUPLEX UNIT ..................................................................................... 1
1.1.2 BY-PASS TRAY................................................................................... 2
1.1.3 RIGHT DOOR COVER ........................................................................ 4
1.2 ELECTRICAL COMPONENT........................................................................ 5
1.2.1 DUPLEX ENTRANCE SENSOR.......................................................... 5
1.2.2 DUPLEX EXIT SENSOR...................................................................... 6
1.2.3 DUPLEX TRANSPORT MOTOR ......................................................... 7
1.3 BY-PASS UNIT ............................................................................................. 9
1.3.1 PAPER END SENSOR (BYPASS) ...................................................... 9
1.3.2 BY-PASS FEED ROLLER.................................................................... 9
1.3.3 SEPARATION PAD ........................................................................... 10
2. DETAILED SECTION DESCRIPTIONS.........................................12
2.1 COMPONENT LAYOUT ............................................................................. 12
2.1.1 MECHANICAL COMPONENT ........................................................... 12
2.1.2 DUPLEX DRIVE................................................................................. 13
2.2 OVERVIEW................................................................................................. 14
2.2.1 INVERTER MECHANISM .................................................................. 14
2.2.2 DUPLEX OPERATION....................................................................... 15