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Printer
Pin Signal
2TXD
3RXD
4RTS
6 DSR
7SG
20 DTR
PC
Signal Pin
FG 1
TXD 2
RXD 3
CTS 5
DSR 6
SG 7
DTR 20
3.2 Connecting Interface Cables
Turn off the printer and unplug the power connector. Then follow the procedure
for interface cable connection.
Orient the interface cable terminal correctly and insert it into the interface
connector.
CAUTION!
● When disconnecting the cable, always hold the connector.
● Lay the cable not to be caught by the leg or the like.
Serial Interface
Parallel Interface
For serial interface cable, use the one with the following connection.
25-pin - 25-pin cable 9-pin - 25-pin cable
Printer
Pin Signal
1FG
2 TXD
3 RXD
4RTS
6 DSR
7SG
20 DTR
PC
Signal Pin
RXD 2
TXD 3
DTR 4
SG 5
DSR 6
CTS 8
USB Interface