Replacing the Electronic Components
1. Location of the Electronic Components
Circuit board F
Lamp
2. Location of the Connectors
Upper shaft sensor
Capacitor
Push-pull
solenoid
Bobbin winder
switch
Power transformer
(secondary)
Slide volume
Circuit board A
Motor sensor
Lamp
Arm lamp
Bobbin winder motor
Circuit board MS
Thread cutter switch
Circuit board-F
Slide volume
13
Bobbin winder switch
Upper shaft sensor
Driving motor
Machine socket
Thread cutter switch
Capacitor
Push - pull solenoid
Power transfomer
Machine socket (primary)
Machine socket (secondary)
Power transformer
(primary)
Driving motor