JSTAR JS-5D Product guide

1
Safety Instruction
1. Users are required to read the operation manual completely and carefully before installation
or operation.
2. This product must be installed or operated by properly trained personnel. All power must be
turned off during installation, and remember not to operate with power.
3. All the instruction mar ed with sign must be observed or executed; otherwise, bodily
injuries might occur.
4. For perfect operation and safety, it is prohibited that using extension cable with multi-outlet
for power connection.
5. When connecting power supply cords to power sources, it is necessary to ma e sure that the
power voltage matches the rated voltage ±20% indicated on the motor’s name plate.
6. Do not operate in direct sun light, outdoors area and where the room temperature is over
45°C or below 0°C.
7. Please avoid operating near the heater at dew area or at the humidity below 10% or above
90%.
8. Do not operate in area with heavy dust, corrosive substance or volatile gas.
9. Avoid power cord being applied by heavy objects or excessive force, or over bend.
10. The earth wire of power cord must be connected to the system ground of the production plant
by proper size of conductions and terminals. This connection should be fixed permanently.
11. All the moving portions must be prevented to be exposed by the parts provided.
12. Turing on the machine in the first time, operate the sewing machine at low speed and chec
the correct rotation direction.
13. Turn off the power before the following operation ：
1. Connecting or disconnecting any connectors on the control box or motor.
2. Threading needle.
3. Raising the machine head.
4. Repairing or doing any mechanical adjustment.
5. Machines idling.
14. Repairs and high level maintenance wor should only be carried out by electronic technicians
with appropriate training.
15. All the spare parts for repair must be provided or approved by the manufacturer.
16. Don’t use any objects or force to hit or ram the product.
Guarantee Time
Warranty period of this product is 1 year dated from purchasing, or within 2 years from
ex-factory date.
Warranty Detail
Any trouble found within warranty period under normal operation, it will be repaired free of
charge. However, maintenance cost will be charged in the following cases even if within
warranty period:
1. Inappropriate use, including: wrong connecting high voltage, wrong application,
disassemble, repair, modification by incompetent personnel, or operation without the
precaution, or operation out of its specification range, or inserting other objects or liquids
into the product.
2. Damage by fire, earth qua e, lighting, wind, flood, salt corrosive, moisture, abnormal
power voltage and any other damage cause by the natural disaster or by the inappropriate
environments.
3. Dropping after purchasing or damage in transportation by customer himself or by
customer’s shipping agency
Note: We ma e our best effort to test and manufacture the product for assuring the quality.
However, it is possible that this product can be damaged due to external magnetic
interference and electronic static or noise or unstable power source more than expected;
therefore the grounding system of operate area must guarantee the good earth and it’s also
recommended to install a failsafe device (such as residual current brea er).

2
1. Interface and operation instructions
1.1 Main interface description
Name Key Indicate
Clamp function
setting If clic , set used or cancelled clamp function.
Constant stitch
sewing switching
ey
In constant stitch sewing mode, if clic , switch to stitch numbers and segments display
interface.
Parameter increase If clic , it can increase parameters.
If long-press, it can continuously increase parameters.
Parameter decrease
If clic , it can decrease parameters.
If long-press, it can continuously decrease parameters.
Set ey If clic , enter the parameter setting interface.
Loc screen ey If you clic , switch the loc screen and unloc .
Mode selection If clic , shift to free sewing, continuous bac seam mode, constant stitch sewing and
pattern seam mode.
Start bac -tac ing
If clic , executions starting bac seam B segment, execution starting bac seam (A, B
segment) 1 time or execution starting bac seam (A, B segment) 2 times.
If long-press, switch to bac -tac ing setting.
End bac -tac ing
If clic , execution terminates bac seam C segment, execution terminates bac seam (C,
D segment) 1time or execution terminates bac seam (C, D segment) 2 times.
If long-press, switch to bac -tac ing setting.
Thread trimming If clic , set used or cancelled trimming function.

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Needle stop
position If clic , switch the needle stop position after sewing (up position / down position).
Tight seam
If clic , switch between function OFF, starting tight seam function ON, ending tight
seam function ON and full function in turn.
If long-press, switch to tight seam function setting.
Presser foot lifting If clic , switch between automatic presser foot lifting after pause, automatic presser foot
lifting after trimming, full function and function off in turn.
Half anti-side
trample foot lifting If clic , set used or cancelled half anti-side trample foot lifting function.
Auto function In constant stitch sewing mode, If clic , set used or cancelled auto function.
Bac -tac ing
pattern If clic , set used or cancelled bac -tac ing pattern function.
Slow launch
setting
If clic , set used or cancelled slow launch function.
Advanced
parameter settings If double clic , enter the advanced parameter setting interface.
Trimming count
display
The trimming count value is displayed.
If double clic , the count is cleared.
Sewing speed
display
The sewing speed of the current mode is displayed.
If clic , select this data, and you can adjust the data by parameter increase and decrease
eys.
Sewing stitches
length display
The stitch length of the current mode is displayed.
If clic , select this data, and you can adjust the data by parameter increase and decrease
eys.
1.2 Pattern seam interface description

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No. Items Range Default Description
1 1-8 1"3" stands for the number of the pattern. The
figure represents the 3rd pattern.
2 1-10
"4" represents the total number of segments of the
pattern. If you clic , you can select the total
number of segments.
"3" represents the segment No. of the pattern.
As shown in the figure, there are 4 patterns in the
3rd pattern. The figure is the data of the 3rd
segment.
3 1-99 1
"1" represents the stitch numbers of the pattern.
As shown in the figure, the number of stitches in
the 3rd segment of the 3rd pattern is 1.
4 1-9 5
"1" represents the repeat times of the pattern. As
shown in the figure, the repeat times for the 3rd
segment of the 3rd pattern is 1.
5 0-5.0 4.8
"1.0" represents the stitches length of this pattern.
As shown in the figure, the stitches length of the
3rd segment of the 3rd pattern is 1.0 mm.
1.3 Constant stitch sewing interface description

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No. Items Range Default Description
1 1-15 4
"4" represents the number of constant stitch
sewing mode. As shown in the figure, it
represents 4th constant stitch sewing mode.
2 1-4
"4" represents the total number of segments of the
constant stitch sewing mode. If clic ed, the total
number of segments can be selected.
"1" represents the segment No. of constant stitch
sewing.
As shown in the figure, it represents the data of
the
1st
segment
of
the
4
segments.
3 0-99 13
"1" represents the number of stitches in this
segment. As shown in the figure, the number of
stitches in the 1st segment of the 4 segments is 1.
4 0-5.0 3.0
"1.0" represents the stitches length of the constant
stitch sewing mode. As shown in the figure, the
stitches length of the 1st segment of the 4
segments is 1.0mm.
1. Debug interface description
Long press on the main screen, the debugging interface will be displayed.
No. Items Range Default Description Parameter
1 Main shaft motor zero-point correction P92
2 Up position quic adjustment P72
3 Bac -tac ing motor zero-point correction -100 ～ 100 0 P129
4 Tac ing stitch length compensation -100 ～ 100 0 P74

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5 Bac -tac ing stitch length compensation -100 ～
100 0 P75
6Tac ing stitch length compensation in
high
speed
-100
～
100 0 P144
7Bac -tac ing stitch length compensation
in
high
speed
-100 ～ 100 0 P145
8 Bac -tac ing stitch overall compensation -20
～
20 0 P11
9Large stitch length bac -tac ing stitch
overall compensation -20
～ 20 0 P244
2. User parameter setting interface
Clic in the interface of free sewing, pattern seam, or W sewing to enter user parameter setting interface.
The parameter setting interface catalog is as follows.
No. Setting
1 Main shaft motor setting
2 Tight seam function setting
3 Bac -tac ing setting
4 Counter setting
5 Soft start setting
6 Machine switch setting
7 Clamp & tension setting
8 Interface display
9 Layer seam setting
10 Clamp function without any thrum
11 Presser foot lift function setting when start sewing
No. Items Range Default Description Parameter
2.1 Main shaft motor setting
2101
Needles goes up
automatically as power
turned on
OFF/ON OFF
2.2 Tight seam function setting
2201 Starting tight seam
2202 Ending tight seam
2.2.1 Starting tight seam
22101 0-12 2When the value is 0, the starting tight seam
mode is turned off.
22102 0-5.0 0.5 Stitches length
22103 100-2000 900 Speed
22104 CW/CCW CW Direction

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2.2.2 Ending tight seam
22201 0-12 2When the value is 0, the ending tight seam
mode is turned off.
22202 0-5.0 0.5 Stitches length
22203 100-2000 900 Speed
22204 CW/CCW CW Direction
2.3 Bac -tac ing setting
2301 Start bac -tac ing speed 200-3200 1800 P04
2302 End bac -tac ing speed 200-3200 1800 P05
2303 Mode selection for
bar-tac ing
OFF/ON ON P08
2304
The constant-stitch whether
can execute end
bac -tac ing sewing
function
selection
OFF/ON ON P10
2305 Star bac -tac ing mode
selection
OFF/ON ON P12
2306 Mode selection at the end of
start
bac -tac ing
OFF/ON ON P13
2307 Start bac -tac ing stitch
compensation
1
0-200 160 P18
2308 Start bac -tac ing stitch
compensation
2
0-200 160 P19
2309 End bac -tac ing stitch
compensation
3
0-200 160 P25
2310 End bac -tac ing stitch
compensation
4
0-200 160 P26
2311 Bac -tac ing stitch
compensation
5
0-200 160 P32
2312 Bac -tac ing stitch
compensation
6
0-200 160 P33
2313 Start bac -tac ing stitch
compensation
1
1
0-200 160 P237
2314 Start bac -tac ing stitch
compensation
1
2
0-200 160 P238
2315 End bac -tac ing stitch
compensation
13
0-200 160 P239
2316 End bac -tac ing stitch
compensation
14
0-200 160 P240
2317 Bac -tac ing stitch
compensation
15
0-200 160 P241
2318 Bac -tac ing stitch
compensation
16
0-200 160 P242
2319 Pattern sewing
compensation
1
0-200 160 P235
2320 Pattern sewing
compensation
2
0-200 160 P236
2.4 Counter setting
2401 Counter selection 0-2 1
0: Counter does not count
1: Count up sewing counter (Each time the
thread is cut, the count is increased by 1; the
current value and the set value are the same,
and the count screen is displayed.)
2:
Count-down
sewing
counter
(1
counts
each

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time the thread is trimmed; the count screen is
displayed
after
the
current
value
becomes
0)
2402 Counter current value
/setting
value
0-9999 0/9999 The current value is the current actual value;
the
setting
value
is
a
reference
value
2403 Sewing counter trimming
time 0-50 1
2.5 Soft start setting
2501 Soft start switch ON/OFF OFF P14
2502 Stitch numbers for soft start 1-15 1 P08
2503 Soft start first stitch speed 200-1500 400 P90
2504 Soft start second stitch
speed
200-1500 1000 P91
2505 Soft start speed after second
stitch
200-1500 1500 P07
2.6 Machine switch setting
2601 Manual switch A setting 0-6 5
0: OFF
1: half stitch
2: one stitch
3: continuous half stitch
4: continuous one stitch
5: Bac -tac ing when machine stop or pause
6: Tight seam function
P15
2602 Manual switch B setting 0-6 3
0: OFF
1: half stitch
2: one stitch
3: continuous half stitch
4: continuous one stitch
5: Bac -tac ing when machine stop or pause
6: Tight seam function
P174
2603 Manual switch C setting 0-6 0
0: OFF
1: half stitch
2: one stitch
3: continuous half stitch
4: continuous one stitch
5: Bac -tac ing when machine stop or pause
6: Tight seam function
P175
2604 Manual switch D setting 0-6 0
0: OFF
1: half stitch
2: one stitch
3: continuous half stitch
4: continuous one stitch
5: Bac -tac ing when machine stop or pause
6: Tight seam function
P176
2605
Manual bac -tac ing
function selection under
pattern sewing
0-1 1
0: If clic , it will clear the current number of
pattern stitches and restart. It is used for corner
sewing to avoid protruding one stitch.
1: If you press it for a long time, you can sew
the pattern bac wards.
P118

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2.7 Clamping & tension setting
2701 Tension strength setting 1-80 3 P103
2702 With or without tension
while
foot
lifting
action
ON/OFF OFF P35
2703 Wiping / clamping strength
setting 0-11 8
0: OFF
1: Wiping function
2 ～ 11: Clamping function, the higher the value,
the
stronger
the
action.
P37
2704 Tension function switch ON/OFF ON P36
2.8 Interface display
2801 Brightness 5-100 80 The larger the value, the higher the brightness.
2802 Main interface loc ed
automatically
0-900 60
2803 Restore factory defaults
2804 Language Chinese /
English
Chinese
2805 Brightness of Logo light 0-3 3 P169
2.9 Layer seam setting
2901 Layer seam mode switch ON/OFF OFF P119
2.10 Clamp function without any thrum
21001 Clamp function without any
thrum switch ON/OFF OFF P111
2.11 Presser foot lift function setting when start sewing
21101
Presser foot lift function
setting switch when start
sewing
0-1 0 P201
21102
Presser foot lift function
setting start output angle
when start sewing
1-359 1 P202
21103
Presser foot lift function
setting end output angle
when start sewing
1-359 80 P203
21104 The height of presser foot
lift when start sewing 0-100 60 P204
3. Advanced parameter setting interface
Double-clic in the interface of free sewing, pattern seam, or W sewing to enter the advanced parameter
setting interface. The parameter setting interface catalog is as follows.
No. Setting
1 Trimming function setting
2 Clamp function setting
3 Foot lifting setting
4 Tension setting
5 Pedal setting
6 Safety protection setting

10
7 Stitch length setting of stepping bac -tac ing
8 Testing mode
9 State information
10 Main shaft motor setting
11 Clamp function without any thrum
12 Layer seam setting
13 Other settings
14 Speed limit setting of main shaft motor start sewing
No. Items Range Default Description Parameter
3.1 Trimming function setting
3101 Trimming speed 100-500 250
3102 Trimming action time 10-990 200
3103 Trimming return time 60-990 60
3104 Trimming engage angle 0-359 5
3105 Trimming retract angle 0-359 172
3106 Trimming full output time 10-990 60
3107 Periodic signal of trimming
output
(10%)
1-10 7
3.2 Clamp function setting
3201 Clamp start angle 10-359 100
3202 Clamp end angle 10-359 270
3203 Wiper thread action time 10-990 380
3204 The delay time before wiper
thread
5-990 5
3.3 Presser foot setting
3301 Presser foot lay down time 10-990 150 P52
3302
Presser foot lift highness
compensation when pedal
return to intermediate step
at sewing stop
0-160 80
Set 80 as 0 compensation, go to the major
adjustment for positive compensation, the
height of the presser foot will increase, go to
the minor adjustment for the negative
compensation, the height of the presser foot
will
decrease.
P125
3303 The highest of presser foot
lift
highness
0-300 135 P136
3304 Presser foot speed 20-400 250 P146
3305 Zero correction of foot
lifting
motor
-100 ～ 100 0 P130
3306 Presser foot step motor
steady
current
10-100 20 P150
3307 Presser foot motor
maximum
current
10-100 55 P152
3308
Electronic nee-control
device the lowest presser
foot lift height
0-200 20 P135

11
3309
Electronic nee-control
device the highest presser
foot
lift
height
0-200 160 P126
3310 The highest of presser foot
lift
highness
limit
0-300 150 P172
3311 Kneeling device starting
AD
value
0-1023 400 P122
3312 Rotation direction of the
presser
foot
motor
0-1 0 P147
3313 Knee-control function
selection 0-2 1
0: OFF
1: Valid when the main shaft motor stops
2: Valid when the main shaft motor runs and
stops
P127
3314
The highest presser foot lift
height of electric
nee-control in sewing
0-300 100
3.4 Tension setting
3401 Tension starting angle 1-359 30 P101
3402 Tension ending angle 1-359 180 P102
3.5 Pedal setting
3501 Speed curve adjustment (%) 10-100 80 P02
3502 The voltage of forward step
pedal point 30-1000 520 P21
3503 The voltage of intermediate
step pedal point 30-1000 420 P22
3504 The voltage of half heeling
pedal point 30-1000 270 P23
3505 The voltage of heeling
pedal point 30-1000 130 P24
3506 Delay time of half heeling
pedal 10-900 100 P93
3.6 Safety protection setting
3601 Machine protection switch
testing 0-2 1
0: OFF
1: Testing zero signal
2: Testing positive signal
P66
3602 Oil level lower protection
testing OFF/ON OFF
3603 Setting high voltage
protection value 850-1023 880
When the external input AC voltage is
converted into DC voltage and the value
exceeds the set value, the system will alarm
E01
and
stop
wor ing.
3604 Tension electromagnet
protection time 1-60 2 Electromagnet wor ing protection time (S)
3605 Trimming protection switch OFF/ON OFF
3.7 Stitch length setting of stepping bac -tac ing
3701 Bac -tac ing motor
zero-point
correction
-100 ～ 100 0 P129
3702 Normal stitch length 0-5.0 3.0
3703 Stitch length reference
value
setting
3704 Tac ing stitch length
compensation
-100
～
100 0 P74
3705 Bac -tac ing stitch length
compensation -100
～ 100 0 P75

12
3706 Bac -tac ing stitch
compensation
0-200 0 P243
3707 Bac -tac ing step motor
steady
current
1-12 8
3708 Bac -tac ing step motor
maximum
current
1-12 12
3709 Manual close stitches
distance
0-5.0 2.0 P132
3710 Correction stitches distance
of
manual
button
A
0-5.0 0
3711 Correction stitches distance
of
manual
button
B
0-5.0 0
3712 Correction stitches distance
of
manual
button
C
0-5.0 0
3713 Correction stitches distance
of
manual
button
D
0-5.0 0
3714 Maximum stitch length
limit
0-8.0 5.0
3715
Bac -tac ing response time
when after free sewing end
bac -tac ing start
20-350 125 P77
3716 Large stitch length setting 0-8.0 5.5 P245
3717
Speed limit of start
bac -tac ing, end
bac -tac ing and
bar-tac ing when in large
stitch
length
setting
200-3000 1400 P246
3718 Bac -tac ing corner stitch
compensation
1
-100
～
100 0 P247
3719 Bac -tac ing corner stitch
compensation
2
-100 ～ 100 0 P248
3.7.3 Stitch length reference value setting
Forward Stitch length Bac ward Stitch length
1mm 1mm
2mm 2mm
3mm 3mm
4mm 4mm
5mm 5mm
6mm 6mm
7mm 7mm
8mm 8mm
3.8 Testing mode
3801 Testing mode switch ON/OFF OFF (Perform the cycle of start-sewing-stop-thread
trimming at the test speed)
3802 Output function single
testing
3803 Testing mode setting
3.8.2 Output function single testing
Presser foot Note: Clic Trimming or presser foot, and the
step motor will move by one stro e.

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3.8.3 Autorun test mode
Period
Testing speed (when the
test speed is 0,the current
cycle
is
not
executed)
Running time (0.1s) Stop time (0.1s) Motor running
direction
Periodic time (m) (No
limit when time is 0)
13500 30 10 CCW 0
200 0 CCW 0
300 0 CCW 0
400 0 CCW 0
500 0 CCW 0
3.9 State information
3901 Version number
3902 Motor speed display Display current motor speed
3903 Needle position angle value Display the current motor angle of the machine
3904 Pedal AD value Display the current AD value of the pedal
3905 Busbar voltage AD value
3906 Oil level sensor AD value
3907 Knee moving position
sensor AD value
3908 Trimming position sensor
AD value
3909 Presser foot lift highness
sensor AD value
3910 Grating signal
3.9.1 Version number
39101 Control box version number
39102 Control box vice version
number
39103 Display board version
number
39104 Step drive version number
39105 Control box version number
2
3.10 Main shaft motor setting
31001 Main shaft motor maximum
speed
limit
0-5000 3700
31002 Main shaft motor zero-point
correction
31003 Up position quic
adjustment
31004 Down position quic
adjustment
31005 Speed limit of manual
bac -tac ing
0-3200 0
31006 Reverse angle function
selection after trimming ON/OFF OFF

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31007 Adjustment of reverse angle
after
trimming
10-50 40
31008 Up position value 0-359 100
31009 Down position value 0-359 275
31010 Low (positioning) speed 100-500 210
31011 Stopping strength as
half-way
1-45 16
31012 Stopping strength after
trimming
1-50 20
31013 Up / down needle position
distance value 0-359 175
In the quic setting interface of the needle
position for the upper and lower stops, when
the upper positioning value is saved, the lower
positioning value will be automatically
calculated based on the upper and lower
positioning distance values.
31014 Main shaft motor rotation
direct setting CCW/CW CCW CW: Cloc wise
CCW:
Countercloc wise
31015 Main shaft motor maximum
current (A) 0-20 10
31016 Main shaft motor
loc edrotor current (A) 0-20 10
31017 Main shaft motor normal
current (A) 0-20 16
31018 Main shaft motor encoder
type selection
No
magnetic
ring / With
magnetic
ring
No
magnetic
ring
3.11 Clamp function without any thrum
31101
The delay time before hoo
thread with clamp function
without any thrum
0-990 100
31102
The hoo thread action time
with clamp function without
any thrum
0-990 30
31103
The return bac time of
hoo thread with clamp
function without any thrum
0-990 30
31104
Duty cycle for hoo thread
with clamp function without
any thrum
0-100 80
31105 The suction time for clamp
function without any thrum 0-5000 500
31106
Duty cycle for pull thread
with clamp function without
any thrum
0-100 80
3.12 Layer seam setting
31201 Layer seam mode rotation
speed over thic 200-3700 2000
31202 Fabric thic ness sensor AD
value 0-1023 530
31203 Layer seam proportion 1-100 10
31204 Layer seam stitch length
limit 0-5.0 4.0

15
3.13 Other setting
31301 Type selection 1-50 29 P70
3.14 Speed limit setting of main shaft motor start sewing
31401 First stitch speed limit of
start
sewing
0-1500 0 It is invalid when the parameter value is 0. P205
31402 Second stitch speed limit of
start sewing 0-2000 0 It is invalid when the parameter value is 0. P206
. Port diagram
10P function port description
1. Suction with clamp function without any thrum: 1, 6(+24V)
2. Hoo thread with clamp function without any thrum: 2, 7(+24V)
3. Thread clamping (thread wiping)/ Pull thread with clamp function
without any thrum: 3, 8(+32V)
4.Thread tension release: 4 、 9(+32V)
5. Trimming: 5, 10(+32V)
6P function port description
1. Manual button A: 1
2. Manual button B: 2
3. Manual button C: 3
4. LED light: 4(+5V), 6(DGND)
5. Manual button D: 5
8P function port description
1. LOGO light: 1, 5(+S5V)
2. Oil level sensor: 2, 6(+S5V)

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3. GND: 3, 7
4. Presser foot sensor: 4, 8(+S5V)