Table of Contents
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1. OVERALL MACHINE INFORMATION ........................................ 1-1
1.1 SPECIFICATIONS.....................................................................................1-1
1.1.1 COPIER ENGINE .............................................................................1-1
1.1.2 ADF ..................................................................................................1-4
1.2 MACHINE CONFIGURATION ...................................................................1-5
1.3 COMPONENT LAYOUT ............................................................................1-6
1.3.1 COPIER ENGINE .............................................................................1-6
1.3.2 ADF ..................................................................................................1-7
1.4 PAPER PATH............................................................................................1-8
1.5 COPY PROCESS......................................................................................1-9
1.6 DRIVE LAYOUT ......................................................................................1-11
1.6.1 COPIER ENGINE ...........................................................................1-11
1.6.2 ADF ................................................................................................1-12
1.7 ELECTRICAL COMPONENT DESCRIPTIONS ......................................1-13
1.7.1 COPIER ENGINE ...........................................................................1-13
1.7.2 ADF ................................................................................................1-19
2. DETAILED SECTION DESCRIPTIONS ...................................... 2-1
2.1 DOCUMENT FEEDER ..............................................................................2-1
2.1.1 PICK-UP ROLLER RELEASE ..........................................................2-1
2.1.2 BOTTOM PLATE LIFT......................................................................2-2
2.1.3 PICK-UP AND SEPARATION...........................................................2-3
2.1.4 ORIGINAL FEED ..............................................................................2-4
2.1.5 ORIGINAL SIZE DETECTION ..........................................................2-5
2.1.6 ORIGINAL TRANSPORT .................................................................2-6
2.1.7 ORIGINAL SKEW CORRECTION ....................................................2-7
2.1.8 ORIGINAL INVERSION AND FEED-OUT ........................................2-8
2.1.9 JAM CONDITIONS .........................................................................2-12
2.2 SCANNING..............................................................................................2-13
2.2.1 OVERVIEW ....................................................................................2-13
2.2.2 SCANNER DRIVE ..........................................................................2-14
2.2.3 ORIGINAL SIZE DETECTION IN BOOK MODE ............................2-15
2.3 IMAGE PROCESSING ............................................................................2-17
2.3.1 OVERVIEW ....................................................................................2-17
2.3.2 SBU ................................................................................................2-18
2.3.3 AUTO IMAGE DENSITY (ADS) ......................................................2-19
2.3.4 IMAGE PROCESSING STEPS AND RELATED SP MODE ...........2-20
2.3.5 AUTO SHADING ............................................................................2-26
2.3.6 BACKGROUND ERASE.................................................................2-27
2.3.7 INDEPENDENT DOT ERASE ........................................................2-28
SM
CÓPIA NÃO CONTROLADA
TABLE OF CONTENTS
i
CÓPIA NÃO CONTROLADA
Rev. 10/2000
A294A295
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