TITLE
    AppleCD 300i Plus Drive: Specifications (Discontinued)
Article ID:
Created:
Modified: 		14819
3/7/94
8/19/96
TOPIC



    This article provides specifications for the AppleCD 300i Plus internal CD-ROM

    drive.

DISCUSSION



    Playback Medium

    ---------------

    12 cm optical disc (any CD-ROM or audio compact disc is compatible) tray

    loading, no caddy required.



    Capacity

    --------

    Mode 1: 656MB



    Mode 2: 748MB



    Recording surfaces: 1



    Data/block (available to user):

    Mode 1: 2048 bytes

    Mode 2: 2336 bytes



    Blocks per disc: more than 270,000



    Audio Playback

    --------------

    Playing time: more than 1 hour



    Frequency response: 20 to 20,000 Hz



    Characteristics

    ---------------

    Rotational Speed:

    Normal speed (1X): 230 to 530 rpm

    Double speed (2X): 460 to 1060 rpm



    Average Access Time:

    Normal speed (1X): 410 ms

    Double speed (2X): 295 ms



    Data Streaming Rate, Normal Speed (1X)

    Mode 1: 150KB/sec

    Mode 2: 171KB/sec



    Data Streaming Rate, Double Speed (2X)

    Mode 1: 300KB/sec

    Mode 2: 342KB/sec



    Block Rate:

    Normal speed (1X): 75 blocks/sec

    Double speed (2X): 150 blocks/sec



    SCSI Bus Transfer Burst Rate (over one CD-ROM block):

    Asynchronous 2.5MB/sec

    Synchronous 2.1MB/sec



    Buffer Size: 256KB



    Formats Supported

    -----------------

    Multisession Kodak Photo CD

    (QuickTime required)

    ISO 9660/High Sierra

    Macintosh HFS

    CD-ROM XA (requires additional ADPCM hardware to read compressed audio)

    CD+G

    CD+MIDI

    Standard Audio CDs

    CD Digital Audio Data Via SCSI Bus



    Electrical Requirements

    -----------------------

    Power Requirements:

    +5V DC +/-5%, +12V DC +/-10%



    Power Consumption (typical):

    450 mA for +5V DC

    420 mA for +12V DC



    Operating Environment

    ---------------------

    Temperature:

    41 F to 122 F (5 C to 50 C)



    Relative Humidity: 5% to 90% noncondensing



    Non-operating Environment

    -------------------------

    Storage Temperature (6 months): -22 F to 122 F (-30 C to 50 C)



    Transportation Temperature (72 hours): -40 F to 149 F (-40 C to 65 C)



    Relative Humidity: 5% to 95% noncondensing



    System Requirements

    -------------------

    Macintosh Quadra 610, 660AV, 650, 800, 840AV, 900, 950 with appropriate

    mounting hardware and cabling.



    AppleCD SC Setup software version 5.x or later.





    Article Change History:

    19 Aug 1996 - Corrected misspelling.




Document Information
Product Area: Peripherals
Category: CD-ROM
Sub Category: AppleCD 300 and AppleCD 300i

Copyright © 2000 Apple Computer, Inc. All rights reserved.