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If a coax host Is not available and basic setup selections need to be changed, the
interface has the option of a push button setup as defined in Appendix B. This
option enables the basic interface features and RPQ options to be selected.
RESTORING FACTORY DEFAULT CONFIGURATION
The factory default configuration selections can be restored to the NV memory of
the interface by either sending a Host Download Command ‘98,0’ or by turning
on the printer when the coax cable is disconnected and performing the following
steps (waft for printer to be READY):
1.
Press and hold the bottom (PA2) button for more than two seconds and
then release; the red and green LED begin to blink alternately.
2.
Press and release the top (PA1) button; only the green LED blinks.
3.
Press and release the bottom (PA2) button; the red LED blinks twice.
4.
Sequence is complete. Factory defaults are restored to the NV memory
of the interface. Turn the printer off and then back on.
PRINTER FEATURE ACCESS METHODS
This interface features three methods for accessing the special features of Epson
printers not normally available in the IBM printers being emulated:
Command-Pass-Thru
Custom User Strings
SCS Mode Transparent Data
Each of these methods is described below.
1. COMMAND-PASS-THRU
DESCRIPTION
The Command-Pass-Thru (Hex Transparency) feature allows the user to access
all of the built-in features of the Epson printer whether or not these features can
be accessed by the IBM host software. Command-Pass-Thru provides a method
of placing printer specific command sequences into the data sent to the printer
from the host. The coax interface recognizes these special sequences and
“Passes the Command Thru’ to the printer. This feature allows the programmer
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