Self-Service Master Board (Pk-267) - ISHIDA UNI-7 Service Manual

Chapter 4 ELECTRICAL SIGNALS
4.6

SELF-SERVICE MASTER BOARD (PK-267)

XJ1
No.
1 DC+5V
2 GND
3,4,5,6 Membrane key control signal
XJ2
No.
Key scan
1,2,3,4,5,6
KS0 - 5
Key data
7,8,9,10,11,12
KD0 - 5
4-12
Signal Name
Signal Name
Direction Opposite Side
-
PK-266 XJ3/XJ4
-
←→
Direction Opposite Side
→
Membrane key
←
UNI-7 Service Manual