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Improper/Missing Audio Cable

If you use a soundboard, you must connect the soundboard to your CD-ROM drive
with an audio cable. See page 34 to ensure you have properly installed this audio
cable. If you have a soundboard and CD-ROM drive, but lack an audio cable, contact
one of the companies listed on page 61, or Plextor’s Technical Support Department,
for information on where a cable can be purchased.

Device Drivers Need to Be Updated

If you can hear an audio CD in your CD-ROM drive when it is in Audio CD play mode
(see Chapter 11), but you cannot hear an audio CD with another music CD utility
(e.g., Animotion’s MCS CDMaster, CorelCD), your device drivers may need to be
updated. Contact Plextor Technical Support for assistance.

Soundboard Volume Low

If, when playing an audio CD, you do not hear sound even though everything appears
to be functioning normally (busy light on drive flickers, the time counter on your audio
CD utility is advancing), you may have the mixer settings for your soundboard set too
low. Each soundboard has different settings for each input source, including one
for CD Audio. Run your soundboard’s mixer program and verify that the volume
is turned up.

Bad Soundboard Audio Cable

If you have verified that you have made the proper cable connections between your
12/20PleX drive and soundboard, and you have the correct device drivers installed
but you still do not hear sound when playing an audio CD, the problem may rest with
your audio cable. It may be defective and need to be replaced.

You can check to see if this is the case by doing the following: Unplug the audio cable
from the rear of your 12/20PleX drive. Plug a set of headphones or speakers that you
know are good into the jack on the front of the drive. Try to play an audio CD. If you
can now hear music, you may conclude that you do, in fact, have a bad audio cable.

Symptoms

Cannot view Photo CD discs

Can read only first session of a multisession disc

Receive error messages while reading Photo CD images

Your 12/20PleX drive is capable of reading Kodak Photo CD multisession discs if you
use the appropriate device drivers and you run a Photo CD viewing program (e.g.,
Magic Lantern, Kodak’s Photo CD Access).

CHAPTER 12 ---- Troubleshooting

48

  12/20PLEX OPERATION MANUAL

Summary of Contents for 12-20C

Page 1: ...the tray will slide shut within 2 3 seconds Note We recommend you use the Eject button to close the tray in a smooth and secure manner Closing the tray by pressing the front of the drawer by hand is n...

Page 2: ...vent them from becoming dirty or damaged 2 Lay the bare CD into the depression in the tray label side up If the drive is mounted in the horizontal position and the CD lays flat in the drive you do not...

Page 3: ...ect press the Stop Eject button once to stop AUDIO play and a second time to eject the CD While in audio CD play mode you can read a CD ROM data disc by simply removing the audio CD and inserting a da...

Page 4: ...s no impact on the volume level of the rear panel audio outputs PX 12 20PleX Internal or External PX 20TSe External CHAPTER 11 How to Play Audio CDs on Your Drive Stereo Mini Plug To Headphone Jack Au...

Page 5: ...your computer Take note of this message Then runthetest diagnostic programthatprobablyisincludedwiththedevicedrivers for your SCSI interface board Follow the instructions given in the SCSI interface...

Page 6: ...lve your problem after reviewing the relevant sections of this chapter please contact Plextor s Technical Support Department See Chapter 13 for information on how to prepare for and then make contact...

Page 7: ...e front of your drive One reason then that you might not hear sound when playing a CD ROM disc is that a soundboard is required These discs use only sound card audio not CD Audio To help you determine...

Page 8: ...has different settings for each input source including one for CD Audio Run your soundboard s mixer program and verify that the volume is turned up Bad Soundboard Audio Cable If you have verified that...

Page 9: ...ver cannot be loaded properly an error message will normally be displayed on the screen Try rebooting the computer Watch as the CONFIG SYS file executes and look for an errormessagetoappear Youcanpres...

Page 10: ...uter and ensure that the CD ROM device driver recognizes the SCSI interface board 3 Turn off the computer and reinstall each peripheral and its device drivers one at a time 4 Repeatsteps2and3untilthep...

Page 11: ...n earlier version will result in an INCORRECT DOS VERSION message A copy of MSCDEX EXE ver 2 22 is included with DOS 6 0 You can find this file in your C DOS directory If you previously had loaded MSC...

Page 12: ...on the disc s surface may prevent the drive from reading data Read Chapter 10 to learn how to clean CD ROM discs You should also review the low performance symptom discussed on page 57 Bad Connection...

Page 13: ...for any signs of distress such as kinking Ensure the red stripe side of the ribbon cable plugs into pin 1 on both the drive and the interface board Improper SCSI Bus Termination Ensure that only the...

Page 14: ...EMM386 EXE The DOS memory manager may be using the address area required by the interface board This situation does not apply to interface boards that do not use high memory addressing such as Trantor...

Page 15: ...iscs do not have computer data typing standard data commands when an audio CD is in the drive will result in an error message Defective CD ROM Disc A fingerprint contaminants or deep scratches on the...

Page 16: ...Incorrect Version of Microsoft CD ROM Extensions Version 2 00 or higher of MSCDEX is required to read a High Sierra or ISO 9660 format disc Symptom Additional Symptom Excessive Noise CDR101 Error Mess...

Page 17: ...Plextor s drives are designed to automatically switch from top speed throughput stepwise down to single speed when they encounter a defect or a scratch on your disc The drive then will continue to rea...

Page 18: ...ed from your System Folder and the ones copied from the CD ROM device driver disk If the CD ROM drive functions correctly reinstall the INITs one at a time restarting the Macintosh after each one unti...

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