Port (Com2); Printer Port (Com3); Rj9 Port (Com4) - VeriFone UX300 Installation Manual

RS-232 Port (COM2)

Printer Port (COM3)

RS-485 RJ9 Port
(COM4)
Applies to UX300-LAN, UX300-MDB, UX300-Petrol.
Connector
1 8
Applies to UX300-LAN, UX300-Petrol, UX300-PSTN, UX300-ISDN and UX300-
MDB.
Connector
1 8
Applies to UX300-Petrol.
Connector
1 4
PIN Function
1 V_MDB
2 NC
3 NC
4 GND
5 RXD
6 TXD
7 CTS
8 RTS
PIN Function
1 RTS
2 CTS
3 V_MDB
4 V_MDB
5 GND
6 NC
7 RXD
8 TXD
PIN Function
1 485-
2 GND_ISOLATE
3 485+
4 NC
P P
ORT
Model-Dependent Board Ports
Description
9 V to 43 V
No connection
No connection
Power ground
Receive data
Transmit data
Clear to send
Request to send
Description
Ready to send
Clear to send
9 V to 43 V
9 V to 43 V
Receive data
No connection
Receive data
Transmit data
Description
RS485 Signal -ve
Isolated Ground
RS485 Signal +ve
No connection
UX300 I G
NSTALLATION UIDE
INOUTS
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