7.2 Connector Pin Configuration

No.

Signal name

Input/output

Function

 

 

 

 

1

FG

Grounding for safety

2

TD

Output

Transferred data

3

RD

Input

Received data

4

RTS

Output

Same as DTR

6

DSR

Input

Data set ready or reset

(Selected with a DIP switch)

 

 

 

7

GND

Ground for signals

20

DTR

Output

Printer Busy signal

25

INIT

Input

Reset (Selected with a DIP switch)

 

 

 

 

Applicable connectors (D-Sub connectors)

Printer side: 17LE-13250 (DDK) or equivalent

Cable side: 17JE-23250 (DDK) or equivalent

CAUTION:

Signals for RS-232C are specified based on EIA RS-232C.

While data is not being transferred, always maintain the received data in a mark state.

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Citizen CBM1000 manual Connector Pin Configuration