Head Sensor Circuit Diagram - JUKI LK-1910 Engineer's Manual

(7) Head sensor circuit diagram

LK-1930
P16
BLACK
+5V 1
WHITE
X-ORG 2
RED
GND 3
GREEN
+5V 4
YELLOW
Y-ORG 5
BROWN
GND 6
J27 P27 (BLACK)
7
WHITE
THM 8 1
BLACK
GND 9 2
10
11
12
13
14
15
16
17
18
19
20
21
ORANGE
22
TH BREAK
BLUE
EM STP
23
GRAY
GND
24
P4
PINK
+5V 1
LIGHT BLUE
DIR 2
PURPLE
GND 3
(Caution) 1. Numerals in are common to LK-1910, 1920 and 1930.
J20
1
2
3
J21
1
2
3
THM (NC)
WHITE
1
BLACK
2
J22
4
3
1
2
J4
1
2
3
− 172 −
P20 (RED)
RED
1
WHITE
2
BLACK
3
P21 (YELLOW)
RED
1
WHITE
2
BLACK
3
P22 (WHITE)
4
BLACK
3
WHITE
1
BLACK
2
P4 (WHITE)
RED
1
WHITE
2
BLACK
3
Common to LK-1910, 1920, and 1930
+
L
OUT
–
P57
3 +5V
2 Y-ORG
1 GND
TH BREAK [N]
SW-NC SW-COM
J58
1
+5V
2
DIR
3
GND