5.2 Re/Disassemble
Before disassembling, disconnect the power cord and line cord.
5.2.1 Covers ...........................................................................................................................................5-5
UPPER COVER.................................................................................................................................5-6
TOP REAR COVER...........................................................................................................................5-6
REAR COVER ...................................................................................................................................5-7
PANEL COVER .................................................................................................................................5-8
FRONT COVER.................................................................................................................................5-8
TX COVER.........................................................................................................................................5-9
EXIT TRAY ........................................................................................................................................5-9
OPTION COVER A ..........................................................................................................................5-10
RX EXIT COVER .............................................................................................................................5-10
INNER COVER ................................................................................................................................5-11
RIGHT COVER ................................................................................................................................5-11
COVER OPENER ............................................................................................................................5-12
BYPASS TRAY ................................................................................................................................5-12
5.2.2 PCBs ...........................................................................................................................................5-13
MAIN CONTROL PCB .....................................................................................................................5-14
NCU PCB.........................................................................................................................................5-15
MODULAR PCB...............................................................................................................................5-15
POWER SUPPLY UNIT (PSU)........................................................................................................5-16
CONNECT PRINTER PCB ..............................................................................................................5-17
PANEL 1, 2 and LCD .......................................................................................................................5-18
CONNECT ADF PCB.......................................................................................................................5-19
INVERTER PCB ..............................................................................................................................5-19
LAMP ...............................................................................................................................................5-19
5.2.3 Sensors .......................................................................................................................................5-20
TXIL .................................................................................................................................................5-20
TCS..................................................................................................................................................5-20
DS1 ..................................................................................................................................................5-20
DS2 ..................................................................................................................................................5-20
DB4 ..................................................................................................................................................5-20
PSS ..................................................................................................................................................5-20
TOS..................................................................................................................................................5-20
PDS..................................................................................................................................................5-20
PES ..................................................................................................................................................5-20
HPES ...............................................................................................................................................5-20
COVER SW .....................................................................................................................................5-20
CASOP ............................................................................................................................................5-20
JCOP ...............................................................................................................................................5-20
5.2.4 Scanning section .........................................................................................................................5-21
SEPARATOR ROLLER ASSEMBLY ...............................................................................................5-22
TOP COVER SENSOR (TCS) .........................................................................................................5-23
CONTACT GLASS...........................................................................................................................5-23
RETARD ROLLER...........................................................................................................................5-24
ADF MOTOR ...................................................................................................................................5-25
FEED ROLLER A.............................................................................................................................5-28
FEED ROLLER B.............................................................................................................................5-29
EXIT ROLLER..................................................................................................................................5-30
Lamp / Inverter PCB ........................................................................................................................5-31
5-3