Brother RH-9820 Instruction Manual page 54

5. USING THE SEWING MACHINE (OPERATION PANEL: BASIC OPERATION)
No. Setting
34 Circular stitch knife size
35 No. of circular stitch stitches
36 No. of circular stitch overlap stitches
37 Spare (For future version upgrades)
38 Spare (For future version upgrades)
39 Program copy
40 Bartack shape
45
Setting range
2 - 5 mm
8 - 100 stitches
1 - 5 stitches (within 45 degrees)
OFF, 1 - 20
(Specify the program number for
the copy source)
1: Without bartack
2: Taper bartack
3: Straight bartack
4: Round bartack
RH-9820
Unit Initial value
1
1
1
1
1
2
20
2
OFF
2
0298B - 0301B