Lcd Board (Pk-263) - ISHIDA UNI-7 Service Manual

4.3

LCD BOARD (PK-263)

XJ1
No.
1,2,5,7,9,11,
GND
14,16,29,30
3,4 DC+5V power supply for LCD
6,8,10,12,13,
LCD control signal
15,17,18,19
20,21 AC power supply for LCD
22 DC-10V power supply for LCD
23 DC+15V power supply for LCD
26 DC+15V power supply for LCD backlight
27,28 Light control signal for LCD backlight
24,25 DC+5V
XJ2
No.
1 GND
2 DIM
3 DC+5V
XJ3
No.
2,20 DC+5V
1,21 GND
25 DC+5V power supply for LCD
26 LCD GND
10,11 AC power supply for LCD
3 DC-10V power supply for LCD
4 DC+15V power supply for LCD
Others LCD control signal
XJ4
No.
1 DC+5V
UNI-7 Service Manual
Signal Name
Signal Name
Signal Name
Signal Name
Chapter 4 ELECTRICAL SIGNALS
Direction Opposite Side
-
-
→
-
PK-260(XJ4)
-
-
-
→
-
Direction Opposite Side
-
Unused
→
-
Direction Opposite Side
-
-
-
-
LCD
-
-
-
←→
Direction Opposite Side
- LCD backlight
4-9