Jack A4 - Product Introduction; Sewing Machine Models

Catalogue
1 .Product Introduction...............................................................2
2.Up needle position...............................................................8
3.Automatic presser foot lifter setting.........................13
4.Factory reset setting.............................................................17
5.Free sewing and thread trimming setting.....................18
6.W sewing settings................................................................19
7.Multi-segment sewing settings........................................20
8.Speed adjustment..................................................................2 3
9.Pedal adjustment...................................................................24
10.Language setting.................................................................26
11.Disassembly and assembly of motor encoder..........27
12.P ar ameters list......................................................................29
13.Troubl e shooting.................................................................35