24
PRiNTED CiRCuiT BOARD A CONNECTiON
NOTE:
Do not disconnect the connectors by pulling on cord.
To disconnect, grasp the connector, not the cord.
REPlACiNg THE ElECTRONiC COMPONENTs
Printed circuit board A
Printed circuit board F1
Printed circuit board F2
Printed circuit board L
Bobbin winding switch (Blue)
Foot control (Black)
Presser foot lifter switch (Green)
Switching regulator (White)
BH sensor (Red)
Zigzag width motor (Green)
Printed circuit board L (Blue)
Printed circuit board F2 (Black)
Printed circuit board F1 (White)
DC motor (White)
Feed motor (White)
Printed circuit board P (Black)