Service Manual
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... Mechanism Rear cover Second eject roller Photosensitive drum Cleaner Thermistor Corona wire Heat roller Jam sensor lever First eject roller Drum Unit Rear coveFr ixing Unit Fixing unit Eject sensor lever Pressure roller Transfer roller Laser Unit Polygon mirror Scanner motor ...Development roller Blade Agitator Toner sensor Supply roller Paper feed roller Ppaper pick-up roller Cassette pressure roller Paper Pressure plate Paper Cassette Rear registration...
... Mechanism Rear cover Second eject roller Photosensitive drum Cleaner Thermistor Corona wire Heat roller Jam sensor lever First eject roller Drum Unit Rear coveFr ixing Unit Fixing unit Eject sensor lever Pressure roller Transfer roller Laser Unit Polygon mirror Scanner motor ...Development roller Blade Agitator Toner sensor Supply roller Paper feed roller Ppaper pick-up roller Cassette pressure roller Paper Pressure plate Paper Cassette Rear registration...
Service Manual
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CHAPTER 3 THEORY OF OPERATION Network Board (HL-1470N) Main PCB Low-Voltage Power Supply PCB Fixing Unit Halogen Heater Lamp Laser Unit Laser Polygon Motor Engine PCB Front Registration Sensor Rear Registration Sensor Upper Paper Cassette Sensor (HL-1450/1470N) Lower Paper Cassette Registration Sensor (HL-1450/1470N) HighVoltage Power Supply PCB Cover Sensor (B) Drum Unit Primary...
CHAPTER 3 THEORY OF OPERATION Network Board (HL-1470N) Main PCB Low-Voltage Power Supply PCB Fixing Unit Halogen Heater Lamp Laser Unit Laser Polygon Motor Engine PCB Front Registration Sensor Rear Registration Sensor Upper Paper Cassette Sensor (HL-1450/1470N) Lower Paper Cassette Registration Sensor (HL-1450/1470N) HighVoltage Power Supply PCB Cover Sensor (B) Drum Unit Primary...
Service Manual
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... drum is transferred onto the paper, the paper is fed to the fixing unit to the printer rear (straight paper path). And Eject actuator 2 protects from accordion jam in the fixing unit. Afterwards, the paper is ejected from the fixing unit by the first eject roller in the fixing unit when the tip of the paper doesn't eject from the...
... drum is transferred onto the paper, the paper is fed to the fixing unit to the printer rear (straight paper path). And Eject actuator 2 protects from accordion jam in the fixing unit. Afterwards, the paper is ejected from the fixing unit by the first eject roller in the fixing unit when the tip of the paper doesn't eject from the...
Service Manual
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Connection Diagram, HL-1230 AC INPUT INLET POWER SW LVPS CN1 CN101 PARALLEL I/F MAIN PCB P3 P4 PAPER EJECT SENSOR P10 FAN MOTOR POLYGON MOTOR LASER MAIN MOTOR SOLENOID PANEL PCB P7 P6 P5 P3 P1 P17 P9 P12 P10 P13 P2 P15 ENGINE PCB REAR REGISTRATION SENSOR P14 FRONT REGISTRATION SENSOR T/R CN1 TONER SENSOR (light emission) COVER SENSOR FIXING UNIT JAM SENSOR THERMISTOR HALOGEN HEATER LAMP LASER UNIT HVPS CHG GRID DEV TONER SENSOR (light reception) A - 17 Appendix 8.
Connection Diagram, HL-1230 AC INPUT INLET POWER SW LVPS CN1 CN101 PARALLEL I/F MAIN PCB P3 P4 PAPER EJECT SENSOR P10 FAN MOTOR POLYGON MOTOR LASER MAIN MOTOR SOLENOID PANEL PCB P7 P6 P5 P3 P1 P17 P9 P12 P10 P13 P2 P15 ENGINE PCB REAR REGISTRATION SENSOR P14 FRONT REGISTRATION SENSOR T/R CN1 TONER SENSOR (light emission) COVER SENSOR FIXING UNIT JAM SENSOR THERMISTOR HALOGEN HEATER LAMP LASER UNIT HVPS CHG GRID DEV TONER SENSOR (light reception) A - 17 Appendix 8.
Service Manual
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Appendix 9. Connection Diagram, HL-1440 AC INPUT INLET POWER SW LVPS CN1 CN101 PARALLEL I/F USB I/F (HL-1440 only) SIMM P3 MAIN PCB PAPER EJECT SENSOR P4 P10 FAN MOTOR POLYGON MOTOR LASER MAIN MOTOR SOLENOID PANEL PCB P7 P6 P5 P3 P1 P17 P9 P12 P10 P13 P2 P15 ENGINE PCB REAR REGISTRATION SENSOR P14 FRONT REGISTRATION SENSOR T/R CN1 TONER SENSOR (light emission) COVER SENSOR FIXING UNIT JAM SENSOR THERMISTOR HALOGEN HEATER LAMP LASER UNIT HVPS CHG GRID DEV TONER SENSOR (light reception) A - 17
Appendix 9. Connection Diagram, HL-1440 AC INPUT INLET POWER SW LVPS CN1 CN101 PARALLEL I/F USB I/F (HL-1440 only) SIMM P3 MAIN PCB PAPER EJECT SENSOR P4 P10 FAN MOTOR POLYGON MOTOR LASER MAIN MOTOR SOLENOID PANEL PCB P7 P6 P5 P3 P1 P17 P9 P12 P10 P13 P2 P15 ENGINE PCB REAR REGISTRATION SENSOR P14 FRONT REGISTRATION SENSOR T/R CN1 TONER SENSOR (light emission) COVER SENSOR FIXING UNIT JAM SENSOR THERMISTOR HALOGEN HEATER LAMP LASER UNIT HVPS CHG GRID DEV TONER SENSOR (light reception) A - 17
Service Manual
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Connection Diagram, HL-1450 AC INPUT INLET POWER SW LVPS CN1 CN101 PARALLEL I/F USB I/F MAIN PCB SIMM P3 P4 PAPER EJECT SENSOR P10 LOWER PAPER CASSETTE FAN MOTOR POLYGON MOTOR LASER MAIN MOTOR SOLENOID PANEL PCB P7 P12 P13 P14 P6 P3 P5 P8 P1 P9 P17 P10 UPPER PAPER CASSETTE SENSOR P2 P15 ENGINE PCB REAR REGIST SENSOR FRONT REGIST SENSOR T/R CN1 TONER SENSOR (light emission) COVER SENSOR FIXING UNIT JAM SENSOR THERMISTOR HALOGEN HEATER LAMP LASER UNIT HVPS CHG GRID DEV TONER SENSOR (light reception) A - 18 Appendix 10.
Connection Diagram, HL-1450 AC INPUT INLET POWER SW LVPS CN1 CN101 PARALLEL I/F USB I/F MAIN PCB SIMM P3 P4 PAPER EJECT SENSOR P10 LOWER PAPER CASSETTE FAN MOTOR POLYGON MOTOR LASER MAIN MOTOR SOLENOID PANEL PCB P7 P12 P13 P14 P6 P3 P5 P8 P1 P9 P17 P10 UPPER PAPER CASSETTE SENSOR P2 P15 ENGINE PCB REAR REGIST SENSOR FRONT REGIST SENSOR T/R CN1 TONER SENSOR (light emission) COVER SENSOR FIXING UNIT JAM SENSOR THERMISTOR HALOGEN HEATER LAMP LASER UNIT HVPS CHG GRID DEV TONER SENSOR (light reception) A - 18 Appendix 10.
Service Manual
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Connection Diagram, HL-1470N AC INPUT INLET POWER SW LVPS CN1 CN101 SW P1 RJ45 (Ethernet) P2 NETWORK BOARD PARALLEL I/F P21PCI USB I/F MAIN PCB SIMM P3 P4 PAPER EJECT SENSOR P10 LOWER PAPER CASSETTE FAN MOTOR POLYGON MOTOR LASER MAIN MOTOR SOLENOID PANEL PCB P7 P12 P13 P14 P6 P3 P5 ...P8 P1 P9 P17 P10 UPPER PAPER CASSETTE SENSOR P2 P15 ENGINE PCB REAR REGIST SENSOR FRONT REGIST SENSOR T/R CN1 TONER SENSOR (light emission) COVER SENSOR FIXING UNIT JAM SENSOR THERMISTOR HALOGEN HEATER LAMP LASER UNIT HVPS CHG GRID DEV TONER SENSOR (light...
Connection Diagram, HL-1470N AC INPUT INLET POWER SW LVPS CN1 CN101 SW P1 RJ45 (Ethernet) P2 NETWORK BOARD PARALLEL I/F P21PCI USB I/F MAIN PCB SIMM P3 P4 PAPER EJECT SENSOR P10 LOWER PAPER CASSETTE FAN MOTOR POLYGON MOTOR LASER MAIN MOTOR SOLENOID PANEL PCB P7 P12 P13 P14 P6 P3 P5 ...P8 P1 P9 P17 P10 UPPER PAPER CASSETTE SENSOR P2 P15 ENGINE PCB REAR REGIST SENSOR FRONT REGIST SENSOR T/R CN1 TONER SENSOR (light emission) COVER SENSOR FIXING UNIT JAM SENSOR THERMISTOR HALOGEN HEATER LAMP LASER UNIT HVPS CHG GRID DEV TONER SENSOR (light...