
50
24 Connectors positions (rear)
Connector 1
9 pins female:
Keyboard/PC/
Printer
Connector 2 :
Power supply
connector
Fig. 1 Rear of the balance
Fig. 2
Fig. 3
CONNECTOR 1 CONNECTION FOR
KEYPAD, PC AND PRINTER
~
pin 1
= Power +5V for keyboard
~
pin2
=Txsignal
~
pin3
=Rxsignal
~
pin 4
= busy signal
~
pin5
=Gnd
~
pin 4-6= connected to each other for
connection to PC
9
8
7
6
5
4
3
2
1