Bernina Artista 640 User Guide - Page 71

Buttonholes - Applications 71 Sewing Round and Keyhole Buttonholes No. 54, 55, 56 Sewing Straight Stitches • the stitching sequence is displayed in the Stitch Altering Area • sew straight stitches forwards, stopping at the desired length Programming Buttonhole • press the Quick Reverse button on head frame, continue sewing • «auto» and the programmed length (in mm) appear on the screen to indicate that the buttonhole length is programmed Auto Buttonhole the sewing computer sews the following automatically: • the eye or the keyhole • the first bead in reverse • straight stitches forwards • the second bead in reverse • the bartack • the securing stitches. The sewing computer stops and changes automatically to the beginning of the buttonhole All subsequent buttonholes will be sewn automatically to the same length (without pressing the Quick Reverse button) Double sewn keyhole buttonholes • keyhole buttonholes can be sewn twice on thick fabrics and the stitches are made longer when sewing the first time • after sewing the first buttonhole, do not move the work, simply tap the foot control once to begin sewing again