Printronix T4204 Maintenance Manual page 130

Chapter
Loading Flash Memory
6. Connect a parallel data cable to the LPT1 port or a serial data cable to the
COM1 port of an IBM-compatible computer that is using the PC-DOS™ or
MS-DOS operating system.
NOTE: You can connect the cable to the LPT2 port if the LPT1 port is already
7. Connect the data cable to the appropriate I/O port of the printer.
8. Plug the AC power cord into the printer.
9. Power on the computer.
10. Insert the emulation or upgrade diskette into diskette drive A (or B) of the
computer.
11. Make the diskette drive the active drive by typing the following at the DOS
prompt:
A:<return> (If the diskette is in drive B, type B:<return>)
12. Get the name of the compressed file on the diskette by listing the
contents of the diskette; at the DOS prompt type:
DIR<return>
The compressed file on the diskette takes the form FILENAME.EXE
Write down the complete name of the file with the .EXE extension.
13. On the printer control panel, press and hold down the PAUSE + FEED
keys. Without releasing the keys, power the printer on. Continue holding
the PAUSE and FEED keys down for five seconds, then release them.
NOTE: The port default is CENTRONICS, the standard way of loading
14. When you see "WAITING FOR PROGRAM DOWNLOAD" on the LCD,
press the
appears on the LCD.
15. Press
the printer:
CENTRONICS* (parallel) (default port)
RS232-9600 (RS-232 serial, 9600 baud)
RS232-19.2K (RS-232 serial, 19200 baud)
RS232-38.4K (RS-232 serial, 38400 baud)
RS232-115K (RS-232 serial, 115000 baud)
RS422-9600 (RS-422 serial, 9600 baud)
RS422-19.2 (RS-422 serial, 19200 baud)
RS422-38.4K (RS-422 serial, 38400 baud)
RS422-115K (RS-422 serial, 115000 baud)
16. When the printer download port you want to use is displayed on the LCD,
press ENTER. "WAITING DOWNLOAD / PORT = < your selection >
appears on the display.
17. At the DOS prompt on the computer type:
FILENAME.EXE -pb<return>
where FILENAME.EXE is the compressed file you noted in step 12. This
130
in use. The load commands are different if you use this port, as
described in the note after step 17.
software through the parallel port. If you want to use the default,
continue at step 18.
<
(NEXT) key; "SELECT DOWNLOAD PORT=RS232-9600"
<
(NEXT) again to cycle through the download ports available in