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C.1
Parallel Interface
C.1.1 Parallel Interface Communication Modes
C.1.2 Interface Signals
The printer features fast data transmission on the parallel interface. The
parallel interface mode can be activated from the operator panel.
Use a parallel printer cable that complies with the IEEE1284 standard.
Note
Auto [default]
Auto [default]
Auto [default]
Auto [default]
The printer automatically changes its communication mode to the one the
host computer is currently using. Ordinarily, you should leave this setting
unchanged.
Nibble (high)
Nibble (high)
Nibble (high)
Nibble (high)
High speed data communication is used in compliance with the IEEE 1284
standard.
Normal
Normal
Normal
Normal
The printer uses the standard communication method prescribed for
Centronics interfaces.
High-speed
High-speed
High-speed
High-speed
This mode enables faster data transmission between the printer and the
host computer.
(Select this mode if printing problems occur when the printer is connected
to a workstation.)
The pins of the parallel interface connector carry the signals listed in
Table C.1
Table C.1
Table C.1
Table C.1
. Asterisks in the table indicate signals that are active low. The
table also indicates whether each signal is incoming or outgoing with
respect to the printer.
Pin
Pin
Pin
Pin
1
2
3
4
Table C.1 Parallel Connector Pin Assignment
In/out
In/out
In/out
In/out
In
Strobe* [nStrobe]
In
Data 0 [Data 1]
In
Data 1 [Data 2]
In
Data 2 [Data 3]
C-2
Parallel Interface
Description
Description
Description
Description
(Continued on next page)
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