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Oki POS 425D User Manual

Page 68

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68

OKIPOS 425D

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5.3.4 Customer Display connector (OKI Standard RS-232C Interface Type)

1

Customer Display Connector Signals

A25015.doc

Pin No.

Signal Name

Direction

Function

1

FG

-

Frame ground

2

NC

-

Not Connected

3

TD

To Customer Display

Data to Customer Display

4

DTR

To Customer Display

+12VDC Power supply

5

DSR

From Customer Display

Indicates that data can be sent

6

EL

-

Signal ground

7

+24V

To Customer Display

+24VDC power supply

8

EP

-

Power ground

Note

Pin arrangement

OP425_08.eps

1 2 3 4 5 6 7 8