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Centronics parallel interface – Printronix P5000LJ Series User Manual

Page 266

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266

Chapter

15

Centronics Parallel Interface

Centronics Parallel Interface

The Centronics interface enables the printer to operate with controllers
designed for buffered Centronics printers. The length of the data cable from
the host computer to the printer must not exceed 15 feet (5 meters).

Table 18. Centronics Interface Connector Pin Assignments

Input Signals

Output Signals

Miscellaneous

Signal

Pin

Signal

Pin

Signal

Pin

DATA LINE 1

Return

2
20

ACKNOWLEDGE

Return

10
28

CHASSIS GROUND

17

DATA LINE 2

Return

3
21

ONLINE

Return

13
28

GROUND

30

DATA LINE 3

Return

4
22

FAULT

Return

32
29

Spares

14

DATA LINE 4

Return

5
23

PAPER EMPTY

Return

12
28

No Connection

34, 35,
36

DATA LINE 5

Return

6
24

BUSY

Return

11
29

+5 Volts

18

DATA LINE 6

Return

7
25

DATA LINE 7

Return

8
26

DATA LINE 8

Return

9
27

DATA STROBE

Return

1
19

PAPER INSTRUCTION

Return

15
29

PRIME

Return

31
30