Using the brother mfc with a new power macintosh, G3, g4 or imac™/ibook™ -1, Set up your usb-equipped apple – Brother MFC-3100C User Manual
Page 158: Macintosh, G3, g4 or imac™ or ibook™ with mac os 8.5-9.2 -1, Using brother printer driver with your apple, G3, g4 or imac, Ibook