5] Pcb Connection Diagram - JUKI HZL-G Series Service Manual

[5] PCB connection diagram

・ Microcomputer PCB
Connector
No.
CN ON_HAND_LED_CIRCUIT_BOARD_2 (Not installed)
CN2 BOBBIN_WINDING_MOTOR
CN3 OST SW
CN4 BH_SW
CN5 MAIN_SHAFT_DETECTION_CIRCUIT_BOARD
CN6 FLASH MEMORY INTERFACE
CN7 FOR FACTORY
CN8 RESERVE (Not installed)
CN9 CONTROLLER_SOCKET
Destination
– 9 –
CN10
Terminal
No.
 5V
 Bobbin winder switch
2 GND
3 Bobbin winder motor (+) (29V)
4 Bobbin winder motor (-)
 Presser foot lifting switch
2 GND
 GND
2 BHR SW
3 BHS SW
4 5V
 5V
2 Motor pulse
3 S
4 S2
5 S3
6 GND
 5V
6 GND
2 GND
4 GND
 5V
3 GND
 GND
2 CONTROLLER