3.2 Connecting Interface Cables

Turn off the printer power 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.

In case of a built-in power supply type, remove the power box unit before connection.

Serial Interface

Parallel Interface

USB Interface

CAUTION!

When disconnecting the cable, always hold the connector.

For serial interface cable, the following connection is recommended.

25-pin - 25-pin cable

 

 

9-pin - 25-pin cable

 

 

PC

 

 

 

 

Printer

 

PC

 

 

 

Printer

 

 

 

 

 

 

 

 

 

 

 

 

Signal

Pin

 

 

Pin

Signal

 

Signal

Pin

 

Pin

Signal

FG

1

 

 

1

FG

 

RXD

2

 

2

TXD

TXD

2

 

 

2

TXD

 

TXD

3

 

3

RXD

RXD

3

 

 

3

RXD

 

DTR

4

 

4

RTS

CTS

5

 

 

4

RTS

 

SG

5

 

6

DSR

 

 

 

 

DSR

6

 

 

6

DSR

 

DSR

6

 

7

SG

SG

7

 

 

7

SG

 

CTS

8

 

20

DTR

DTR

20

 

 

20

DTR

 

 

 

 

 

 

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