LabelWriter 330 Turbo (models 90884, 93033 & 93038, USB ONLY)
The LabelWriter 300, 330, and 330 Turbo printers mentioned in the list above are only supported when connected through a USB port on your Mac computer. Printers connected to a serial port or using a Serial-to-USB adapter are NOT supported.
With some video cards set to display thousands of colors, you may notice that label shadows are distorted or have the wrong colors. If this happens, you can either turn off drop shadows or switch the display to either 256 colors or millions of colors and the distortion will not occur.