W A S H S E L E C T I I
Document Number:
WS21002
169
Document Title:
WSII Operations Manual
6
5VDC + output (from J1 pin 1)
J4 24VDC Printer Power (Printer Option Only)
Pin
Description
1
24VDC + input from power supply
2
24VDC ground input from power supply
P1 Modem Connection (Standard PC-AT Pin Outs)
Pin
Description
1
CD
– carrier detect input
2
Receive Data input
3
Transmit Data output
4
DTR
– Data terminal ready output
5
Ground
6
DSR
– input
7
RTS
– request to send output
8
CTS
– clear to send output
9
N/C
J22 Expansion RS-485 Half Duplex (POS4000 Interface)
Pin
Description
1
RS485
– (To POS4000 Pin 1)
2
RS485 + (To POS4000 Pin 2)
3
Ground reference (optically isolated) (To POS4000 Pin 3)
J23 Future Expansion RS-232
Pin
Description
1
Not defined at this time
2
Not defined at this time
3
Not defined at this time
4
Not defined at this time
5
Not defined at this time
6
Not defined at this time
7
Not defined at this time
8
Not defined at this time
9
Not defined at this time