ISHIDA UNI-7 - Page 48

Chapter 4 ELECTRICAL SIGNALS
XJ5
No. Signal Name Direction Opposite Side
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 ←→
LCD
XJ6
No. Signal Name Direction Opposite Side
1 DC+5V -
2 GND -
LCD backlight
XJ8
No. Signal Name Direction Opposite Side
1,2,3,4,
5,6,7,8
Key scanning
KS0 - KS7
→
9,10,11,12,
13,14,15,16,
17,18,19
Key data
KD0 - KD10
←
20 Unused -
Membrane key
XJ9
No. Signal Name Direction Opposite Side
1 DC+5V -
2 GND -
Unused
XJ10,11
No. Signal Name Direction Opposite Side
1 DC+5V for vibration -
2 GND -
Vibration unit
4-8 UNI-7 Service Manual