Gemsy GEM1900A - Page 197

Operation Instruction SC201(1900A/1903A)
38
(Speed can be set in a unit of 100
rpm)
1
4
．
3
0
Sewing speed of 5
th
stitch
(Without needle thread clamp)
(Speed can be set in a unit of 100
rpm)
400
～
3000
3000
1
5
．
-
-
Thread tension of 1
st
stitch
(Without needle thread clamp)
0
～
200
0
1
6
．
-
-
Changeover timing of thread
tension at the sewing start
(Without needle thread clmap)
－
5
～
2
0
1
7．
0
X/Y scale enlargement,
Max.speed whether could be
changed
0: Yes
1: No
0
1
8．
1
Counter Operation
0: Production
Counter
（adding）
1：Bobbing thread
counter
（subtracting）
0
3
1．
0
Sewing machine operation can be
stopped with panel key (clear key)
0：Ineffective
1：Panel reset key
0
3
2
．
1
Buzzer Sound
0
：
Without buzzer
sound
1
：
Panel
operation sound
1
3
3
．
2
Number of stitches that needle
thread clamp releases is set.
1
～
7 stithces
2
3
4
．
-
-
Clamping timing of needle thread
clamp can be delayed.
－
10
～
0
0
Timing is
delayed in”-”
direction
3
5．
0
Needle thread clamp control can
be prohibited.
0：Normal
1：Prohibited
0
3
6．
-
-
Feed timing is selected.
－8～16
12
Setting on
excessive “-”
side may cause
needle
breakage. Be
careful when
sewing
heavy-weight
material.
3
9．
0
Execution of origin retrieval every
time after completion of sewing
0：Without
origin retrieval
0