Aurora A-1790D — computerized Control System for Buttonhole Sewing Machines [33/151]

Computerized Control System for Square Buttonhole Machine Normal Pattern Sewing

No. Figure Function Remarks

Winding

Pattern No. Selection

Pressing this button can enter the pattern selection

interface

Set Upper-Thread Tension

（S51，S52，S55，S56）

S52 and S56 will be influenced by the data switch

of sewing.

（）

Set/Return to Left Over-edging

Width

For the pattern from No.1~ No.26, this button

means to set left over-edging width; while for the

patterns from No.27~ No.30, this button means to

return to the Width Setting

Set Left Width of Knife Groove Unavailable for Pattern No.27 &No.29

Set Right Width of Knife

Groove

Unavailable for Pattern No.27 &No.28

Length of Cloth Cutting

Set Double Stitching or Single

Stitching

Unavailable for Pattern No.27, No.28&No.29

Set Numbers of Basting Unavailable for Pattern No. 30

Set Sewing Data

Select Type of Presser foot

Customer Management

Set 4 buttons on the main interface for the 4 most

frequently used sewing data groups

Directly Select Pattern by

Number

Sewing Pattern Selection