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Dataproducts parallel interface – Printronix H-SERIES P7000 User Manual

Page 121

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RS-422

121

Dataproducts Parallel Interface

The length of the data cable from the host computer to the printer must not
exceed 40 feet (12 meters).

Table 11. Dataproducts Parallel Interface Connector Pin Assignments

(with a 50-pin AMP HDH-20 Data Cable Connector)

Input Signals

Output Signals

Miscellaneous

Signal

Pin

Signal

Pin

Signal

Pin

DATA LINE 1

Return

19
3

READY

Return

22
6

CABLE VERIFY

45, 46

DATA LINE 2

Return

20
4

ONLINE

Return

21
5

GROUND

39

DATA LINE 3

Return

1
2

DEMAND/DATA REQ.

Return

23
7

DATA LINE 4

Return

41
40

PARITY ERROR

27
11

DATA LINE 5

Return

34
18

DATA LINE 6

Return

43
42

DATA LINE 7

Return

36
35

DATA LINE 8

Return

28
44

DATA STROBE

Return

38
37

PAPER INSTRUCTION

Return

30
14

BUFFER CLEAR

Return

31
15

NOTE: Pins not listed are not connected.