Ricoh D158 Service Manual page 768

1. ARDF DF2030 (D724) ...................................................................... 1
1.1 COVERS AND TRAY ..................................................................................... 1
1.1.1 REAR COVER ...................................................................................... 1
1.1.2 FRONT COVER AND ORIGINAL TRAY ............................................... 2
1.2 DOCUMENT FEED COMPONENTS ............................................................. 3
1.2.1 ORIGINAL FEED UNIT ......................................................................... 3
1.2.2 PICK-UP ROLLER ................................................................................ 3
1.2.3 FEED BELT .......................................................................................... 4
1.2.4 SEPARATION ROLLER ....................................................................... 5
1.3 ELECTRICAL COMPONENTS ...................................................................... 6
1.3.1 ARDF DRIVE BOARD AND DF POSITION SENSOR .......................... 6
1.3.2 ORIGINAL LENGTH SENSORS AND ORIGINAL SENSOR ................ 7
1.3.3 ORIGINAL SET SENSOR ..................................................................... 8
1.3.4 ORIGINAL SIZE SENSORS AND SKEW CORRECTION SENSOR .... 9
1.3.5 STAMP SOLENOID AND ORIGINAL EXIT SENSOR ........................ 10
1.3.6 REGISTRATION SENSOR ................................................................. 11
1.4 ORIGINAL FEED DRIVE ............................................................................. 12
1.4.1 FEED MOTOR .................................................................................... 12
1.4.2 PICK-UP SOLENOID .......................................................................... 13
1.4.3 INVERTER SOLENOID ...................................................................... 14
1.4.4 FEED CLUTCH ................................................................................... 15
1.4.5 TRANSPORT MOTOR ....................................................................... 16
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ARDF DF2030 (D724)
TABLE OF CONTENTS
i D724