ISHIDA UNI-7 Service Manual

Chapter 4 ELECTRICAL SIGNALS
4.2 KEY/LCD BOARD (PK-261)
XJ1
No. Signal Name Direction Opposite Side
1 DC+5V -
2 MODE →
3 RESET ←
4 Unused -
5,6 GND -
Unused
XJ2
No. Signal Name Direction Opposite Side
1 X1 →←
2 X2 →←
3 Y1 →←
4 Y2 →←
Touch panel
XJ3
No. Signal Name Direction Opposite Side
1,2,5,7,9,11,14,
16,18,25,26,40
GND
-
3,4 DC+5V power supply for LCD →
6,8,10,12,13,
15,17,19,20
LCD control signal
→
21,22 AC power supply for LCD -
23 DC-10V power supply for LCD -
24 DC+15V power supply for LCD -
27 DC+15V power supply LCD backlight -
28,29 Light control signal for LCD backlight ←
30 External buzzer signal →
31 Vibration signal →
32,33 DC+5V -
34 - 39 Membrane key control signal ←→
PK-260(XJ1)
XJ4
No. Signal Name Direction Opposite Side
1 GND -
2 DIM →
3 DC+5V -
Unused
UNI-7 Service Manual 4-7

ISHIDA UNI-7 Specifications

General

Use conditions	Temperature: -5 to 35°C Humidity: 30 to 85%, Non condensing.
Power supply:	AC100 – 240V, 50 / 60Hz
Power consumption	1.0A/0.5A
Weighing capacity Scale interval	15 kg: 0 to 6/0.002 kg, 6 to 15/0.005 kg 30 lb: 0 to 15/0.005 lb, 15 to 30/0.01 lb
Weighting accuracy	1/3000
Printing method	Direct thermal method
Printing speed	100mm/second, 120mm/second Note: The printing speed may vary according to label conditions.
Printing effective size	56mm
Label size	Label width: 30mm to 60mm Label length: 20mm to 150mm
Operator/Customer display	7.0 inch color liquid crystal with back light, 480 X 234dots
Thermal head	2 inches (448dots) and 8 dots/mm
Number of label cassettes	7 cassettes
Program store medium	Flash ROM (32M bytes)
Input/Output	LAN 1 channel USB 1 channel CF 1 channel Drawer 2 channels