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Controller Box Fan....................................................................................................................................298
Fusing Rear Fan.........................................................................................................................................299
DRB.............................................................................................................................................................300
SDVDB........................................................................................................................................................300
PSU.............................................................................................................................................................301
HVPS: TTS Board.......................................................................................................................................302
HVPS: CB Board........................................................................................................................................302
Controller Board........................................................................................................................................303
NVRAM Replacement Procedure............................................................................................................307
Service Program Mode.................................................................................................................................311
SP Tables....................................................................................................................................................311
Types of SP Modes....................................................................................................................................311
Remarks......................................................................................................................................................315
Main SP Tables-1..........................................................................................................................................317
SP1-XXX (Feed).........................................................................................................................................317
Main SP Tables-2..........................................................................................................................................338
SP2-XXX (Drum).........................................................................................................................................338
Main SP Tables-3..........................................................................................................................................365
SP3-XXX (Process).....................................................................................................................................365
Main SP Tables-4..........................................................................................................................................400
SP4-XXX (Scanner)....................................................................................................................................400
Main SP Tables-5..........................................................................................................................................412
SP5-XXX (Mode).......................................................................................................................................412
Main SP Tables-6..........................................................................................................................................469
SP6-XXX (Peripherals)...............................................................................................................................469
Main SP Tables-7..........................................................................................................................................472
SP7-XXX (Data Log)..................................................................................................................................472
Main SP Tables-8..........................................................................................................................................504
Input and Output Check Tables...............................................................................................................504
Main SP Tables-9..........................................................................................................................................520
Printer Service Mode.................................................................................................................................520
Scanner SP Mode.....................................................................................................................................528
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Troubleshooting
