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If a blank page does not eject and you typed the file correctly, check
your AUTOEXEC.BAT file to see if LPT1 (the parallel port) is
being directed to COM1 (the serial port). If the AUTOEXEC.BAT
file contains the following line, delete it:
Then type
in the AUTOEXEC.BAT file so that print jobs are sent until the
printer accepts them. Reboot and try the communication test again.
See chapter 9, "Troubleshooting," and refer to your DOS
documentation for more information.
Testing Serial Communication
1.
Go to the DOS C:\ prompt.
2.
Create a short PostScript test file called PRINTEST.PS by
typing the following commands:
To type ^D and ^Z, press and hold down the Ctrl key while
you type the letters d and z. These are end-of-file characters.
You must type showpage, which is a PostScript command
telling the printer to eject a page, in lowercase letters. The
symbol means press the Enter key, as it does throughout our
documentation.
3.
At the DOS C:\ prompt, send PRINTEST.PS to the printer by
typing the following command:
C o n n e c t i n g t h e P r i n t e r
MODE LPT1:=COM1:
mode lpt1:,,p
copy con printest.ps
showpage
^D^Z
print printest.ps
Chapter 3
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