Specifications

APPENDIX
General Information 53
AppleCD 300i Specifications A
This Appendix describes the performance and capabilities of the AppleCD 300i drive, the
internal CD-ROM drive included in some configurations of the Macintosh LC 520
computer.
General Information A
The AppleCD 300i supports the world wide standards and specifications for CD-ROM
and CD-digital audio discs described in the Sony/Phillips Yellow Book and Red Book.
The drive can read CD-ROM, CD-ROM XA, CD-I, and PhotoCD discs as well as play
standard audio discs.
For improved performance, the AppleCD 300i features a new double-speed mechanism
that supports sustained data transfer rates of 300 KB per second—double the transfer rate
of previous drives. A 256 KB buffer on the drive controller further enhances performance.
Specifications A
Table A-1 lists the specifications and performance characteristics of the
AppleCD 300i drive.
Table A-1 AppleCD 300i specifications
Physical
Depth (excluding bezel) 203.2 mm (8.00 in.)
Width 146.0 mm (5.75 in.)
Height 41.4 mm (1.63 in.)
Weight 1.25 kg (2.75 lb.)
General
Spin up time (maximum) 3 sec. (double speed), 2 sec. (normal speed)
Spin down time (maximum) 1.5 sec. (double speed), 1 sec. (normal speed)
Eject time (maximum) 7 sec. (double speed), 6.5 sec. (normal speed)
continued
Figure A-0
Listing A-0
Table A-0