Samsung ML-1665 Service Manual - Page 109

Connection Diagram

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5-2 Samsung Electronics Service Manual 1 2 Soft POWER CANCEL 3 Tact Switch Tact Switch TOP Cover 4 5 Error Ready JAM Micro Switch 6 7 8 9 10 11 12 CN3 13 14 15 16 17 18 19 20 21 22 23 24 25 26 CN2 3.3V_CRUM DEV_OUT DEV_CLK GND 1 LIVE 2 NEUTRAL AC INLET DEVELOPER Unit Thermistor Thermostat FUSER Unit CN6 SMPS & HVPS I/F 24VS 1 GND 2 nPMOTOR 3 nLREADY 4 LSU_CLK 5 6 7 DAC_OUT 8 nLSU_SH 9 nLD_ENABLE 10 GND 11 GND 12 VDO 13 GND 14 nHSYNC 15 3.3V_LSU 16 CN3 USB 5 4 3 2 1 1 2 3 4 5 6 7 8 9 26 24VS 25 24VS 24 24VS 23 24VS2 22 3.3V_SMPS 21 3.3V 20 3.3V_SMPS 19 GND 18 GND 17 nSLEEP 16 nPOWER_SW 15 PWM_DEV_DC 14 nLED_ERROR 13 MHV_PWM 12 nLED_READY 11 THV_PWM 10 nKEY_CANCEL 9 nLED_JAM 8 FUSER_ON 7 nTHV_EN 6 THV_READ 5 DEV_CLK 4 DEV_OUT 3 3.3V_CRUM 2 GND 1 GND CN4 LSU I/F VBUS 1 DM 2 DP 3 DGND 4 DGND 5 DGND 6 USB Device CN2 THERMISTOR 1 OUT1A 2 OUT1B 3 OUT2A 4 OUT2B 1 24VS 2 PICKUP_CLUTCH 1 3.3V 2 3.3V_SENSOR 3 nP_EMPTY 4 nP_FEED 5 GND 1 FUSER_THERM1 2 THERMISTOR1 CN7 STEP MOTOR CN8 PICKUP CN5 SENSOR 1 2 3 4 1 2 3 4 5 MT STEP Main Motor SOL PickUp Clutch FEED Sensor EMPTY Sensor System Diagram 5.2 Connection Diagram

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System Diagram
Service Manual
5-2
Samsung Electronics
5.2 Connection Diagram
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GND
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