The printer is running under Vista using a USB to IEEE-1284 parallel
connector.
Drivers from Samsung installed for Vista.
Printer shows on computer.
Data light flashes on the printer but the printer does not print what is
requested. Printer self-test is working which shows that the printer can
print, but the test page from the driver installation did not print.
The computer recognizes the cable and says that its drivers were
successfully installed.