Model 8300
Please see the following connector connection diagram for the printed circuit board A.
19
18
1
Touch panel
2
LCD Harness
3
Presser foot lifter sensor (Red)
4
Thread detection sensor ( Red )
5
Bobbin winder sensor (Black)
6
Upper shaft sensor (Black)
7
Printed circuit board F (Black)
8
Remaining bobbin thread sensor (Blue)
9
Switching power supply ( White )
10
X- Motor ( Blue )
Connector Connection Diagram
2
1
17
16
15
3
14
13
12
11
Y- Motor (White)
12
Thread cutter switch (Black)
13
Thread cutter solenoid (Red)
14
Solenoid for thread tension (Red)
15
Remaining bobbin thread solenoid (Blue)
16
Lamp (White)
17
Needle thread solenoid (White)
18
Inverter (White)
19
DC Motor (White)
23
4
10
11
5
6
7
8
9