Connecting Interface Cables - Citizen CT-S251 Mode D'emploi

3.2 Connecting Interface Cables

1. Turn off the power.
2. Orient the interface cable correctly and insert it into the interface connector.
Serial
Ethernet (LAN)
CAUTION
 When disconnecting the cable, always hold the connector.
 Be careful not to insert the USB cable into the cash drawer kick-out connector.
 To connect more than one printer to a single computer by USB, you must change the serial
number of the USB interface.
 Hold the connector of the LAN cable perpendicular and straight when connecting or
disconnecting it. Doing it at an angle may cause the connector to misconnect.
Use a serial cable with the connection layout shown below.
CAUTION
Place the interface cable so people do not trip on it.
USB
Wireless LAN + LAN
9-pin (female) - 9-pin (female) cable
PC
Signal Pin
RXD 2
TXD 3
DTR 4
SG 5
DSR 6
RTS 7
CTS 8
— 19 —
Printer
Pin Signal
2 RXD
3 TXD
4 DTR
5 SG
6 DSR
7 RTS
8 CTS
Bluetooth + USB
Ethernet+USB