Specifications
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If the printer is more than about 6.5 feet/2 meters from the PC, we
recommend using a serial cable for better communication. For best
results, the serial cable should be less than 25 feet/7.6 meters long.
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▲ Caution:
If you’re connecting the printer to a single PC via the serial
interface, turn off both systems first.
1 Serial cable
a Connect the serial cable (with the null modem adapter
attached) to the PC’s 9- or 25-pin male serial port.
b Connect the other end of the cable to the printer’s serial
port (labeled “SERIAL”).
c Tighten the screws.
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