Epson AcuLaser C1900 Service Manual page 223

EPSON AcuLaser C1900/AcuLaser C900
ENGINE BOARD (PWB-A)
Figure 7-3. Engine Board (PWB-A) -- Connector Locations
Appendix
Connector
PJ1
PJ2
PJ3
PJ4
PJ5
PJ6
PJ7
PJ8
PJ9
PJ10
PJ11
PJ12
PJ13
PJ14
PJ15
PJ16
PJ17
PJ18
Connectors and Jumpers on Circuit Boards
Table 7-5. Engine Board (PWB-A) -- Connectors
Function
Connector for connection to Main Board (C494MAIN)
Connector for connection to Power Supply Board (LVPS)
Connector for connection to Power Supply Board (LVPS)
⇒ Laser Safety Switch (S4)
⇒ Power Supply Cooling Fan Motor (M4)
⇒ Exhaust Fan Motor (M6)
⇒ Rack Motor (M2)
⇒ Rack Clutch (CL1)
⇒ Rack Black Position Detection Sensor (PC4)
⇒ Paper Eject Sensor (PC18)
⇒ Thermistor (TH1)
⇒ Main Motor (M1)
⇒ Belt Cleaner Position Detection Sensor (PC9)
⇒Cleaner Pressure Flapper Solenoid (SL4)
⇒ Second Transfer Roller Pressure Solenoid (Sl5)
⇒ Timing Roller Pressure Solenoid (Sl3)
⇒ 2nd Transfer Roller Pressure Position Detection Sensor (PC7)
⇒ Timing Roller Front Sensor (PC2)
⇒ OHP Sensor (PC3)
⇒ Transport Roller Solenoid (SL2)
⇒ Waste Toner Full Sensor (PC6)
⇒ Waste Toner Box Setting Switch (S5)
⇒ MP Tray Paper Feed Solenoid (SL1)
⇒ MP Tray Paper Empty Sensor (PC1)
⇒ Paper Transport Sensor (PC12)
⇒ Fuser Loop Detection Sensor (PC11)
Connector for connection to Duplex Unit
⇒ Temperature/Humidity Sensor (HS1)
Revision B
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