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B.1 Parallel Interface
Pin
In or
Signal
out
—
28
Ground return
—
29
Ground return
—
30
Ground return
In
31
— [nInit]
Out
32
†
Error
[nFault]
—
33
—
—
34
—
Out
35
Power Ready
In
36
Select In [nSelect In]
Table B-1
†
Indicates signals that are low active.
†† The Paper Empty , Online, and Error signals work only after you have enabled them using the O2
parameter of the FRPO command.
Ignored
When the high-speed parallel line control is set to on (!R!
FRPO O2, 2; EXIT;), this line returns an error status.
Not used
Not used
This signal goes high when the printer is powered on.
When this line is high, IEEE1284 mode is enabled.
B-4
Description
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