– 59 –
Contents of display for each input No.
Input No.
Pattern LED
X enlarge LED Y enlarge LED
Speed LED
Counter LED
Bobbin winder LED Threading LED Tension LED
1
key
key
key
key
key
key
2
(
key)
key
key
key
key
key
3
DIPSW2-4
DIPSW2-3
DIPSW2-2
DIPSW2-1
(Pedal SW)
Optional
Optional›
Optional
Clamp 2 SW
Start SW
Clamp SW
4
Pedal SW
8
Pedal SW
7
Pedal SW
6
Pedal SW
5
Pedal SW
4
Pedal SW
3
Pedal SW
2
Pedal SW
1
5
Presser motor
Y motor
X motor
Needle thread Thread trimmer Needle thread
origin sensor
origin sensor
origin sensor
clamp motor
sensor
clamp sensor
origin sensor
6
Upper needle
Lower needle
Lower needle
Upper needle
TG
Feeding
dead point
dead point
position
position
(45 times/
standard
(5~30
°
)
(185~215
°
)
(80~123
°
)
(40~62
°
)
revolution)
(125~155
°
)
7
Main motor
Phase Z
(0~180
°
)
8
(Temporary stop)
Head fall SW (Thermal sensor)
Turn on
DIPSW2 denotes a dipswitch on the MAIN board.
Pedal SW
1
~
8
are lit up in the direction of
1
to
8
according to the amount of treading-on.
[Pedal position = 128 x
8
+ 64 x
7
+ 32 x
6
+ 16 x
5
+ 8 x
4
+ 4 x
3
+ 2 x
2
+ 1 x
1
]
(3) Method of confirmation according to each test program No.
1) CP-1 (Input signal check)
It is possible to check the input conditions of the respective operation panel keys, pedal switches, and various
sensors.
Input No. display
When the and keys are pressed simultaneously, the
input number is updated by +1.
Item select LED turn on/turn off is used to display the input status.
In regard to the contents of display, refer to the table shown be-
low.
Summary of Contents for LK-1900A
Page 20: ... 16 10 Hook adjustment Standard Adjustment 0mm 0mm 7 5mm 0 05 0 1mm For DPX5 For DPX17 ...
Page 90: ... 86 Grease Grease Grease Grease Grease 8 Needle thread clamp mechanism area ...
Page 91: ... 87 Grease Grease A Grease Grease Grease Grease 9 LK 1901A relations ...
Page 92: ... 88 10 LK 1903A relations Grease Grease ...
Page 114: ... 111 12 Circuit diagrams 1 Block diagram A ...
Page 115: ... 112 2 Power supply circuit diagram A ...
Page 116: ... 113 3 Power supply circuit diagram B ...
Page 117: ... 114 4 Power supply circuit diagram C ...
Page 118: ... 115 5 Servo motor circuit diagram ...
Page 119: ... 116 6 Sensor pedal VR circuit diagram ...
Page 120: ... 117 7 MAIN PANEL board circuit diagram ...
Page 121: ... 118 8 Motor solenoid circuit diagram Thread trimmer Lifting the work clamp foot motor ...