Printronix ANSI Printer Programmer's Reference Manual page 13

Downloading Software Through the Serial or Parallel Port
Figure 2. Copying the Emulation File to the Download Directory
19. Copy the file to the download directory.
NOTE: You may need to hold Ctrl to make sure a + appears to the right of
the pointer. (See Figure 2.)
20. Start a command prompt session. (The Start Menu icon is usually labeled
MS-DOS Prompt or Command Prompt.)
21. At the command prompt type:
C:<Enter>
cd \download<Enter>
22. At the command prompt on the computer type:
filename.exe -pb<Enter>
where filename.exe is the file name you noted in step 18. This command
decompresses the file on the hard drive and copies it as a binary file into
the flash memory on the printer controller board.
NOTE: If you are loading the file using the LPT2 port on the computer, enter
the following command:
filename.exe -pb2 <Enter>
The 9600 baud rate is the only selection older versions of MS-DOS
can use. The baud rate information entered in the following
commands must match the selection you made in step 13.
If you are loading the file through the printer serial port, enter the
following commands:
mode COM1:9600,N,8,1,P<Enter>
filename.exe -pbc1<Enter>
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