Ricoh A232 Service Manual - Page 20

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1. OVERALL MACHINE INFORMATION ........................................ 1-1

1.1 SPECIFICATIONS .................................................................................... 1-1

1.2 FEATURES............................................................................................... 1-2

1.2.1 FEATURES LIST ............................................................................. 1-2

1.2.2 CAPABILITIES OF PROGRAMMABLE ITEMS ............................... 1-6

1.3 OVERALL MACHINE CONTROL ............................................................. 1-7

1.3.1 SYSTEM CONTROL........................................................................ 1-7

1.3.2 POWER DISTRIBUTION AND CONTROL ...................................... 1-8

1.3.3 MEMORY BACK-UP........................................................................ 1-8

1.4 VIDEO DATA PATH ................................................................................. 1-9

1.4.1 TRANSMISSION.............................................................................. 1-9

1.4.2 RECEPTION .................................................................................. 1-11

2. DETAILED SECTION DESCRIPTIONS....................................... 2-1

2.1 AUTOMATIC SERVICE CALLS................................................................ 2-1

2.1.1 SERVICE CALL CONDITIONS........................................................ 2-1

2.1.2 PERIODIC SERVICE CALL ............................................................. 2-4

2.1.3 PM CALL ......................................................................................... 2-4

2.1.4 EFFECTIVE TERM OF SERVICE CALLS ....................................... 2-4

2.2 SCANNING FEATURES........................................................................... 2-5

2.2.1 SUB-SCAN LENGTH CORRECTION USING ADF ......................... 2-5

2.2.2 PAGE SPLIT TRANSMISSION (BOOK TRANSMISSION) .............. 2-7

2.2.3 IMAGE ROTATION BEFORE TRANSMISSION .............................. 2-8

2.3 PRINTING FEATURES........................................................................... 2-10

2.3.1 PAPER SIZE SELECTION ............................................................ 2-10

WIDTH PRIORITY AND LENGTH PRIORITY.................................... 2-10

IMAGE ROTATION BEFORE PRINTING .......................................... 2-10

SUB-SCAN REDUCTION AND PAGE SEPARATION....................... 2-11

PAGE REDUCTION........................................................................... 2-14

TWO IN ONE ..................................................................................... 2-15

2.3.2 PAPER SIZE SELECTION PRIORITIES ....................................... 2-16

2.3.3 JUST SIZE PRINTING................................................................... 2-22

2.3.4 TWO-SIDED (DUPLEX) PRINTING............................................... 2-23

2.4 FAX COMMUNICATION FEATURES..................................................... 2-25

2.4.1 SEP/SUB/PWD .............................................................................. 2-25

Selective Polling (SEP/PWD) ............................................................. 2-26

Sub-address (SUB) ............................................................................ 2-26

2.4.2 JBIG COMPRESSION ................................................................... 2-27

2.4.3 V.8/V.34 PROTOCOL .................................................................... 2-28

V.8 in Manual Reception .................................................................... 2-28

Shift-down Conditions ........................................................................ 2-28

FAX UNIT A693

TABLE OF CONTENTS

xix

Rev. 08/98

A230/A231/A232