3
Paper Exit Roller ............................................................................................................................. 95
Paper Exit Sensor (S5) ................................................................................................................... 96
Paper End Sensor (S3) ................................................................................................................... 97
Registration Sensor (S4) ................................................................................................................. 98
Duplex Motor (M5) .......................................................................................................................... 98
Electrical Components ...................................................................................................................... 103
FCU (PCB8) (MF Model Only) ...................................................................................................... 103
Speaker (MF Model Only) ............................................................................................................. 104
Engine Board (EGB) (PCB1) ........................................................................................................ 104
EEPROM on the EGB ................................................................................................................... 107
Controller Board (PCB2) ............................................................................................................... 109
AC Detection Board (PCB5) ......................................................................................................... 110
HVPS (High Voltage Power Supply) (PCB3) ................................................................................ 113
Temperature/Humidity Sensor (S7) .............................................................................................. 114
Fusing Thermopile Anti-condensation Fan (FAN4) ....................................................................... 114
Interlock Switches (SW1/SW2/SW3) ............................................................................................ 114
Fusing Fan (FAN2) ....................................................................................................................... 115
LSU Fan (FAN1) ........................................................................................................................... 116
PSU Cooling Fan (FAN3) .............................................................................................................. 116
ID Chip Board (PCB6) ................................................................................................................... 117
PSU (PCB4) .................................................................................................................................. 121
OPU (PCB7) ................................................................................................................................. 125
5. System Maintenance .................................................................................................................... 127
SP Mode Tables (Printer Model) ...................................................................................................... 127
Overview ....................................................................................................................................... 127
Display Info ................................................................................................................................... 127
Engine Maintenance ..................................................................................................................... 128
Factory Default ............................................................................................................................. 140
CTL Maintenance .......................................................................................................................... 140
System Maintenance .................................................................................................................... 140
Test Pattern .................................................................................................................................. 140
@Remote ...................................................................................................................................... 141
SP Mode Tables (MF Model) ............................................................................................................ 145
Overview ....................................................................................................................................... 145
Information Display ....................................................................................................................... 145
Prints Report ................................................................................................................................. 146
Engine Service Setting .................................................................................................................. 146
Scanner Service Setting ............................................................................................................... 159
Fax Service Setting ....................................................................................................................... 160