It's an OR situation. Upon connecting an external display, the internal monitor reverts to black and white operation.
Except that on the Performa 630, the A/V card isn't really the personality of the machine, because you can do without it. You still get basically all the functionality a 475/605 or 610 has if you don't install the a/v card, even normal Macintosh audio in and out.Let's say the Personality Card quirk of the BG3s hearkens back to plug and play video playtime on a standard Mac offering that first appeared in the Quadra 630. [] ]'>
Remember that in Q3 and Q4 1998 Apple was selling these things:Net sales increased sequentially during the fourth quarter of 1998 compared with the third quarter of 1998 by $154 million or 11%. Macintosh unit sales also increased sequentially during the fourth quarter, rising 190,000 units or 30% to a total of 834,000 units. The sequential increases in both net sales and unit sales experienced during the fourth quarter of 1998 are primarily attributable to introduction by the Company of the iMac, a moderately priced Macintosh system designed for the education and consumer markets. Sales of iMac accounted for 33% or 278,000 of the total Macintosh units shipped in the fourth quarter.