Citizen Systems CT-S280 user manual Connecting Interface Cables

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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.

Serial Interface

Parallel Interface

USB Interface

CAUTION!

When disconnecting the cable, always hold the connector.

Lay the cable not to be caught by the leg or the like.

For serial interface cable, use the one with the following connection.

25-pin - 25-pin cable

9-pin - 25-pin cable

PC

Signal Pin

FG 1

TXD 2

RXD 3

CTS 5

DSR 6

SG 7

DTR 20

Printer

Pin Signal

1FG

2TXD

3RXD

4RTS

6DSR

7SG

20 DTR

PC

Signal

Pin

RXD

2

TXD

3

DTR

4

SG

5

DSR

6

CTS

8

Printer

Pin Signal

2TXD

3RXD

4RTS

6DSR

7SG

20 DTR

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Contents Line Thermal Printer Weee Mark Declaration of Conformity Sicherheitshinweis General Precautions Safety Precautions ... Which should be Strictly Observed Precautions on Printer Installation Gas explosion could result Precautions in Handling the Printer May result in poor print quality Daily Maintenance Table of Contents Features General OutlineUnpacking Model ClassificationBasic Specifications SpecificationsExplanation of Printer Parts Printer AppearanceOperation Panel Paper Cover Inside Other Built-in FunctionsConnecting the AC Adapter and AC Power Cord PreparationConnecting Interface Cables Installing the Printer Setting DIP Switch OFFAdjusting the Paper Near-end Sensor Maintenance and Troubleshooting Setting/Replacing Paper RollsCleaning the Print Head Removing Jammed PaperSelf-printing Hexadecimal Dump PrintingError Indication Power LED Error LEDExternal Views and Dimensions OtherPrinting Paper Paper Type Product NameManual Setting of Memory Switch Switch No Setting OFFManual Setting of Memory Switch Memory SW