Ricoh Gestetner 5430 - Page 7

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5.8 MAIN MENU NO.7: MEMORY CLEAR....................................................5-13
5.8.1 SP TABLE ......................................................................................5-13
5.8.2 SP7: HOW TO CLEAR ...................................................................5-13
5.8.3 SP7-1: FACTORY SETTINGS CLEAR...........................................5-13
5.9 MAIN MENU NO.8: SYSTEM TEST........................................................5-14
5.9.1 SP TABLE ......................................................................................5-14
5.9.2 SP8-1: DOWNLOAD MAIN FIRMWARE ........................................5-14
5.9.3 SP8-2: UPLOAD MAIN FIRMWARE...............................................5-15
5.9.4 SP8-10: TEST PATTERNS ............................................................5-15
5.9.5 SP8-21: PAPER FEED TEST (15 RPM).........................................5-15
5.9.6 SP8-22: FREE RUN PAPER FEED (15 RPM) ...............................5-15
6. DETAILED SECTION DESCRIPTIONS ...................................... 6-1
6.1 MECHANISM OVERVIEW ........................................................................6-1
6.1.1 MAJOR PARTS ................................................................................6-1
6.1.2 ELECTRICAL COMPONENT LAYOUT............................................6-2
Boards ..................................................................................................6-3
Motors...................................................................................................6-3
Switches ...............................................................................................6-4
Sensors.................................................................................................6-4
Solenoids..............................................................................................6-5
Counters...............................................................................................6-5
Others...................................................................................................6-5
6.1.3 DRIVE LAYOUT ...............................................................................6-6
6.2 MASTER EJECT UNIT..............................................................................6-7
6.2.1 OVERVIEW ......................................................................................6-7
Overview...............................................................................................6-7
Procedure .............................................................................................6-7
6.2.2 MASTER CLAMPER OPENING MECHANISM................................6-8
Clamper Mechanism.............................................................................6-8
Notes ....................................................................................................6-8
6.2.3 MASTER EJECT ROLLER MECHANISM ........................................6-9
Mechanism ...........................................................................................6-9
Procedure .............................................................................................6-9
6.2.4 PRESSURE PLATE MECHANISM.................................................6-10
Mechanism .........................................................................................6-10
Procedure ...........................................................................................6-10
6.3 SCANNER UNIT......................................................................................6-11
6.3.1 OVERVIEW ....................................................................................6-11
6.3.2 SCANNER DRIVE..........................................................................6-12
Full size mode.....................................................................................6-12
Reduction/enlargement modes...........................................................6-12
6.4 IMAGE PROCESSING............................................................................6-13
6.4.1 OVERVIEW ....................................................................................6-13
6.4.2 AUTO BACKGROUND CORRECTION..........................................6-14
6.4.3 AUTO SHADING ............................................................................6-14
6.4.4 MTF FILTER...................................................................................6-14
6.4.5 MAIN SCAN ENLARGEMENT/REDUCTION .................................6-14
6.4.6 BINARY PROCESSING .................................................................6-15