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Pioneer DR-944 Operating Instructions Manual

Max. 40x cav atapi cd-rom drive unit
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Operating Instructions


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  Summary of Contents for Pioneer DR-944

  • Page 1 Max. 40X CAV ATAPI CD-ROM DRIVE UNIT DR-944/DR914 Operating Instructions Pioneer Electronic Corporation...
  • Page 2 OB-U0192 Standard Features Internal 5.25inch Half-Height CD-ROM Drive ATAPI Interface (SFF-8020) Max. 40X Data Transfer 17.5X(inner side of a disc) to 40X(outer side of a disc) maximum , 28.8X( average) Power Tray Loading Conforms to MPC Level 3 specifications Low Vibration Mechanism High Speed Access : Access Time 70 msec ( Random Average) High Speed Seek : Seek Time 60 msec ( Random Average) Buffer Memory Size : 128 kBytes...
  • Page 3 OB-U0192 Name of Parts/Function/Setting Front Panel 1 . Disc Tray Tray loading-unloading is done by pressing the eject button. Place the CD-ROM onto the tray with the label facing up. Place a disc onto the inner lower groove on the tray in case an 8cm disc is used. Press the eject button or push the front part of the tray gently to load disc tray.
  • Page 4 OB-U0192 Rear Panel 1 . DC Input Name Function Power supply input of DC +12V Ground Ground Power supply input of DC +5V 2 . ATAPI Interface It should be connected with the Enhanced-IDE port of the computer. Use 40pin flat type cable. Length of the cable is less than 18inchs(46cm) according to the ATA specifications.
  • Page 5 OB-U0192 Name of Parts/Function/Setting 3 . Device Configuration Jumper Switch turns on by inserting short socket. Make sure that drive power is turned off before jumper setting is changed. Only MA is “on” at the time of shipping from the plant. Name Function The drive is used in Master Mode.
  • Page 6: Data Transfer Rate

    OB-U0192 Specifications Disc Format CD-ROM Mode 1 CD-ROM XA Mode2 (form 1, form2) Photo CD ( single and multiple session) Video CD (4.4x – 10x) CD-DA (4.4x – 10x at Audio Play, 8.8x – 20x at Read CD-DA ) CD-Extra CD-RW (read only, 4.4x –10x) CD-I Ready Disc Size...
  • Page 7 Over 80 dB 20kHz LPF ON Channel Separation Line out Over 65 dB Frequency Response Line out 20Hz~20kHz +1/- 3 dB 1kHz 0dB Line out Less than 0.1% 20kHz LPF ON Pioneer Electronic Corporation 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153, Japan...

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