D-Link DP-300+ Hardware User's Manual - Ort

DP-300 Multiprotocol Fast Ethernet Print Server User’s Guide

Port Pinouts

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P

INOUTS

This appendix shows the pinouts of the DP-300 parallel and serial printer ports.

Parallel Ports

The following table lists the pinouts of the print server’s 25-pin parallel port connector (identical

to the connector used on most personal computers), as well as the 36-pin Centronics connector

used on most printers.

Signal names beginning with 

n

 are active-low signals.

25-pin

Centronics

Signal

Source

1

1

nStrobe

Host

2

2

Data 1

Bi-directional

3

3

Data 2

Bi-directional

4

4

Data 3

Bi-directional

5

5

Data 4

Bi-directional

6

6

Data 5

Bi-directional

7

7

Data 6

Bi-directional

8

8

Data 7

Bi-directional

9

9

Data 8

Bi-directional

10

10

nAck

Printer

11

11

Busy

Printer

12

12

PError

Printer

13

13

Select

Printer

14

14

nAutoFd

Host

15

32

nFault

Printer

16

31

nInit

Host

17

36

nSelectIn

Host

18-25

16, 17, 19-30

Ground