This article is from the Apple II Csa2 FAQ, by Jeff Hurlburt with numerous contributions by others.
Yes, you need an SCSI-2 driver. Sequential Systems sold such a driver for the Apple Hi-speed card. This driver works well with an Apple CD-300 and a quad-speed Hi-Val drive tested against it. The Toshiba drive is also an SCSI- 2 standard CD-ROM. They all use the same commands and need this driver. ----------------------------
 
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