This interface card allows you to utilize your printer via your serial port (RS232).
Microline 320 Turbo revision I0 or higher
Microline 321 Turbo revision I0 or higher
Microline 390 Turbo revision H0 or higher
Microline 391 Turbo revision H0 or higher
Microline 420 revision E0 or higher
Microline 421 revision E0 or higher
Microline 490 revision E0 or higher
Microline 491 revision E0 or higher
Additional Part Numbers
Note: You can locate the revision version of your printer by looking at the last two characters of the serial number located on the back of the printer. If your printer is a revision H0 or lower, you need the Okidata Microline 320 Turbo Serial Interface Card - Old Release 55038901
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