8-6
PWBs > Description for PWB
[CONFIDENTIAL]
(2-3)Connector lists
Destination
• YC1: Power source PWB
• YC2: Relay-L PWB
• YC4: Drum motor*1, Main motor
• YC5: Duplex clutch, Conveying clutch, Registration clutch, Paper feed clutch, Developer clutch
• YC6: Interlock switch
• YC7: Cassette size switch
• YC8: MP solenoid
• YC9: Drum heater *2
• YC10: Power source fan motor
• YC12: Eject full sensor
• YC13*1: Lift motor
• YC14*1: Lift sensor
• YC15: Polygon motor
• YC16: APC PWB
• YC18: Power source switch
• YC19: High voltage PWB
• YC20: Main PWB
• YC21: Thermistor relay PWB
• YC22: Paper feeder (Option)
• YC23: USB host
• YC26: Eject sensor
• YC27: Developer fan motor, Center fan motor*2
• YC29: Wi-Fi PWB
• YC30: Operation PWB
• YC31: Relay-L PWB
*1: 50/55/60 ppm model
*2: 100V model
Connector Pins Signal I/O Voltage Description
YC1 1 HEAT2REM O DC0V/3.3V TH2 remote signal
2 HEAT1REM O DC0V/3.3V TH1 remote signal
3 ZCROSSN I DC0V/3.3V Zero crossing detection signal
4 RELAY O DC0V/3.3V Relay driving signal
5 PSLEEPN O DC0V/3.3V Sleep signal
6 GND - - Ground
7 GND - - Ground
8 GND - - Ground
9 GND - - Ground
10 +24V0 I DC24V Power input
YC1 11 +24V0 I DC24V Power input