ISHIDA UNI-7, Service Manual

Page: 55 / 189

Chapter 4 ELECTRICAL SIGNALS
4.8 THERMAL CONNECTOR BOARD (PK-268)
XJ1
No. Signal Name Direction Opposite Side
1 VPS (Paper sensor emmiter) ←
2 PS (Paper sensor receiver) →
3,4,11,12,
13,14,26
GND
-
5,19,20
DC+24V(Head drive power supply) -
6
HS (Platen position sensor) →
7,8,9,15,
17,18
Thermal head control signal
←→
10 DC+5V -
16 TH (Thermistor input signal) →
21 MOTOR_B ←
22 MOTOR_A ←
23 MOTER_B# ←
24 MOTER_A# ←
26 CUTS (Cutter sensor) →
27 CUTB (Cutter motor) ←
28 CUTA (Cutter motor) ←
PK-268 XJ2
XJ2
No. Signal Name Direction Opposite Side
1 GND -
2 CUTS (Cutter sensor) ←
3 CUTB (Cutter motor) →
4 CUTA (Cutter motor) →
Printer unit
XJ2
No. Signal Name Direction Opposite Side
1 PS (Paper sensor receiver) ←
2 VPS (Paper sensor emmiter) →
3,4,11,12,
13,14,25
GND
-
5 HS (Platen position sensor) ←
6,19,20 DC+24V (Head drive power supply) -
7,8,9,16,
17,18
Thermal head control signal
←→
10
DC+5V
－
-
Printer unit
UNI-7 Service Manual 4-15