Kyocera FS-1128MFP Service Manual - Page 241
Kyocera FS-1128MFP Manual
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Connector YC20 Connected to the registration clutch, paper feed clutch and developing clutch YC21 Connected to the MP paper feed solenoid Pin Signal 1 +24V3 2 REGDRN 3 +24V3 4 FEDDRN 5 +24V3 6 DLPDRN 1 +24V3 2 MPFDRN YC23 1 +24V1 Connected to the high voltage PWB 2 +3.3V1 3 ZCROSS 4 FAN 5 HEATN 6 SLEEP 7 MHVDR 8 RTHVDR 9 PSEL1 10 HVCLK 11 REGN 12 TCNT 13 MCNT 14 THVDR 15 CASE 16 THERM 17 +24V3 18 SGND 19 SEPA YC24 1 +3.3V1 Connected 2 TNFULL to the waste 3 SGND toner sensor YC25 Connected to the high voltage PWB 1 +24V2 2 +24V2 3 PGND 4 PGND YC26 Connected to the toner sensor YC27 Connected to the right cooling fan motor 1 +3.3V1 2 TEMPTY 3 SGND 1 +24V1 2 FAN 2JN I/O Voltage O 24 V DC O 0/24 V DC O 24 V DC O 0/24 V DC O 24 V DC O 0/24 V DC Description 24 V DC power source Registration clutch: On/Off 24 V DC power source Paper feed clutch: On/Off 24 V DC power source Developing clutch: On/Off O 24 V DC O 0/24 V DC 24 V DC power source MP paper feed solenoid: On/Off I 24 V DC 24 V DC power source O 3.3 V DC 3.3 V DC power source I 0/3.3 V DC (pulse) Zero cross signal O 0/24 V DC Left cooling fan motor: On/Off O 0/3.3 V DC Fuser heater lamp: On/Off O 0/3.3 V DC Sleep mode signal: On/Off O 0/3.3 V DC Main charger output signal: On/Off O 0/3.3 V DC Transfer (reverse) bias output signal: On/Off O 0/3.3 V DC Transfer (reverse) bias control signal: On/Off O 0/3.3 V DC (pulse) Developing bias clock signal I 0/3.3 V DC Registration sensor: On/Off O PWM Transfer current control signal O PWM Main charger output control signal O 0/3.3 V DC Transfer bias output signal: On/Off I Analog Cassette switch: On/Off I Analog Fuser thermistor detection voltage O 24 V DC 24 V DC power source -- Ground -- - O 3.3 V DC 3.3 V DC power source I 0/3.3 V DC Waste toner full detection signal -- Ground I 24 V DC I 24 V DC --- 24 V DC power source 24 V DC power source Ground Ground O 3.3 V DC I 0/3.3 V DC -- 3.3 V DC power source Toner quantity detection signal Ground O 24 V DC O 0/24 V DC 24 V DC power source Right cooling fan motor: On/Off 2-3-7