2-1-9 Duplex section ......................................................................................................................................2-1-17

(1) Paper conveying operation in duplex copying.................................................................................2-1-19

2-2 Electrical Parts Layout

2-2-1 Electrical parts layout..............................................................................................................................2-2-1

(1) PWBs ................................................................................................................................................2-2-1

(2) Switches and sensors .......................................................................................................................2-2-3

(3) Motors ...............................................................................................................................................2-2-5

(4) Clutches and solenoids .....................................................................................................................2-2-6

(5) Other electrical components..............................................................................................................2-2-7

2-3 Operation of the PWBs

2-3-1 Power source PWB.................................................................................................................................2-3-1

2-3-2 Engine PWB............................................................................................................................................2-3-4

2-3-3 Main PWB .............................................................................................................................................2-3-13

2-3-4 Upper operation unit PWB ....................................................................................................................2-3-18

2-3-5 Right operation unit PWB......................................................................................................................2-3-21

2-3-6 Left operation unit PWB ........................................................................................................................2-3-23

2-4 Appendixes

Maintenance parts list .............................................................................................................................2-4-1

Maintenance kits .....................................................................................................................................2-4-2

Periodic maintenance procedures ..........................................................................................................2-4-3

Chart of image adjustment procedures...................................................................................................2-4-7

General wiring diagram...........................................................................................................................2-4-9

INSTALLATION GUIDE

DOCUMENT PROCESSOR

PAPER FEEDER

DOCUMENT FINISHER

BUILT-IN FINISHER

JOB SEPARATOR

FAX System (P)

Printing System (Y)

2JB/2JC-3

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