5-3
5.2 Re/Disassemble
Before disassembling, disconnect the power cord and line cord.
5.2.1 COVERS ...........................................................................................................................................5-5
FRONT COVER.....................................................................................................................................5-6
REAR COVER .......................................................................................................................................5-6
TOP FRONT COVER / TOP RIGHT COVER / TOP LEFT COVER......................................................5-7
TOP REAR COVER...............................................................................................................................5-7
HARNESS HOLDER..............................................................................................................................5-7
TX COVER.............................................................................................................................................5-8
TX SIDE COVER F ................................................................................................................................5-8
TX SIDE COVER R................................................................................................................................5-9
EXIT TRAY.............................................................................................................................................5-9
OPTION COVER A ..............................................................................................................................5-10
RX EXIT COVER .................................................................................................................................5-10
RIGHT COVER ....................................................................................................................................5-11
COVER OPENER ................................................................................................................................5-11
PANEL COVER....................................................................................................................................5-12
PLATEN COVER .................................................................................................................................5-12
BOTTOM CORNER COVER ...............................................................................................................5-12
BYPASS TRAY ....................................................................................................................................5-12
5.2.2 PCBS...............................................................................................................................................5-13
MAIN CONTROL PCB .........................................................................................................................5-14
NCU PCB.............................................................................................................................................5-14
MODULAR PCB...................................................................................................................................5-15
POWER SUPPLY UNIT (PSU) ............................................................................................................5-16
HIGH VOLTAGE POWER SUPPLY (HVPS) .......................................................................................5-17
CONNECT PRINTER PCB ..................................................................................................................5-17
PANEL A, B, C and LCD......................................................................................................................5-18
CONNECT SCANNER PCB ................................................................................................................5-19
BATTERY PCB ....................................................................................................................................5-21
INVERTER PCB...................................................................................................................................5-22
LAMP....................................................................................................................................................5-22
CONNECT ADF PCB...........................................................................................................................5-23
5.2.3 SENSORS.......................................................................................................................................5-24
TXIL......................................................................................................................................................5-24
HOME ..................................................................................................................................................5-24
END......................................................................................................................................................5-24
APS......................................................................................................................................................5-24
DS1 ......................................................................................................................................................5-24
DS2 ......................................................................................................................................................5-24
PSS......................................................................................................................................................5-24
TOS......................................................................................................................................................5-24
PDS......................................................................................................................................................5-24
PES......................................................................................................................................................5-24
HPES....................................................................................................................................................5-24
COVER SW..........................................................................................................................................5-24
CASOP.................................................................................................................................................5-24
JCOP....................................................................................................................................................5-24
5.2.4 SCANNING SECTION ....................................................................................................................5-25
BELT INSTALLATION OF ADF SECTION ..........................................................................................5-25
BELT INSTALLATION OF FBS SECTION...........................................................................................5-25
TXIL (ADF) / DS1 / DS2.......................................................................................................................5-26
SEPARATOR ROLLER ASSEMBLY ...................................................................................................5-26
RETARD ROLLER / TORQUE LIMITER .............................................................................................5-27
ADF MOTOR........................................................................................................................................5-28
FEED ROLLER A.................................................................................................................................5-28
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