45
6-11. Buttonhole Sewing Failure.
6-11-1
that the BH sensor board is connected to the main board correctly. Then refer to “BH
adjustment” chapter to adjust the BH sensor position.
6-11-2 If the above item has been checked and found no issues, please change the BH sensor board or
the main board to fix the problem.
6-12. Foot Controller Failure
6-12-1 Please check if the power socket cables connect with the main board correctly.
6-12-2 Please check if the foot controller cable is inserted into the DC jack socket properly.
6-12-3 If the above items are checked without finding problems, please change the jack socket or the
main board to fix the problem.
