Janome J30 - Replacing the Electronic Components; Printed Circuit Board a Connection

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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)