Plextor PL-MAN3 Operation Manual Download Page 11

Possible Causes and Solutions

Device drivers need to be updated

Contact your SCSI interface board/soundboard manufacturer and verify that the device
drivers you have support your 4PleX drive. If they do not, you may be able to utilize
‘‘universal’’ device drivers, such as those included in CorelSCSI, in order to view
multisession discs.

Bad Photo CD disc

If you can see a list of files from your Photo CD (after issuing a DIR command), but
cannot read them, or experience errors while reading them, you may have a bad Photo
CD disc. Try another Photo CD disc. If it works, you should have the defective disc
replaced.

Symptoms

Additional Symptom

Invalid Drive Specification

Error Appears upon Initial Installation

No Device Found

of the CD-ROM Drive and Device

No SCSI Interface Board Found 

Driver Software

or No Response from SCSI 
Interface Board

No Drives in Use

Possible Causes and Solutions

Improper SCSI Device Driver Installation

Your computer needs a SCSI software device driver to link the SCSI interface board
to the CD-ROM drive. If this driver 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
error message to appear. You can press the Control and S keys simultaneously to freeze
the display in order to read the error message (use the Control and S combination
again to continue).

If the SCSI device driver cannot be loaded properly, either a software or hardware
conflict exists. Software conflicts are generally caused by memory managers; hard-
ware conflicts by two peripherals vying for the same DOS address space. Please read
the next two paragraphs on software and hardware conflicts.

Software Conflict with Other Device Drivers

The SCSI interface board normally designates the CD-ROM driver as the first device
driver loaded by the computer. When the computer has a memory manager (e.g.,

CHAPTER 13 ---- Troubleshooting

52

  PX-43CH/PX-45CH OPERATION MANUAL

Summary of Contents for PL-MAN3

Page 1: ...andard caddy is made of plastic and has a metal shutter on its bottom which slides open and shut Use of a non standard caddy e g onewhichlacksametalshutteronitsbottom isnotrecommended Fortheirprotecti...

Page 2: ...idity Drop the caddy or subject it to shock Open the shutter manually The caddy s shutter opens automatically when the caddy is inserted into the CD ROM drive Loading the Caddy into the Drive 1 Open t...

Page 3: ...ng the Disc If the disc is merely dusty you may use a commercially available dust removal spray such as Dust Off or Vari Air to blow dust particles off the disc After removing the dust particles you m...

Page 4: ...r 5 10 seconds The on busy light will blink rapidly for a moment confirming that your drive is now in Music CD Player mode If you insert a CD into a caddy then insert the caddy into the drive the driv...

Page 5: ...motion s MCS CDMaster which usually comes bundled with Future Domain SCSI interface boards CD Player which usually comes bundled with Adaptec SCSI interface boards or CD Audio which is part of the Cor...

Page 6: ...el of the headphone jack It has no impact on the volume level of the rear panel audio outputs PX 43CH PX 45CH CHAPTER 12 How to Play Music CDs on your Drive Stereo Mini Plug Audio Amplifier Audio Inpu...

Page 7: ...ge on your computer Take note of this message Then runthetest diagnostic programthatprobablyisincludedwiththedevicedrivers for your SCSI interface board Follow the instructions given in the SCSI inter...

Page 8: ...your problem after reviewing the relevant sections of this chapter please contact Plextor s Technical Support Department See Chapter 14 for information on how to prepare for and then make contact wit...

Page 9: ...These discs use only sound card audio not CD audio To help you determine if you are having a soundboard problem or a CD Audio problem try playing a music CD in your CD ROM drive If you can hear music...

Page 10: ...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 ve...

Page 11: ...lutions Improper SCSI Device Driver Installation Your computer needs a SCSI software device driver to link the SCSI interface board to the CD ROM drive If this driver cannot be loaded properly an erro...

Page 12: ...twork boards fax boards etc and their device drivers from the CONFIG SYS and AUTOEXEC BAT files 2 Reboot the computer and ensure that the CD ROM device driver recognizes the SCSI interface board 3 Tur...

Page 13: ...arlier 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 MSCDEX...

Page 14: ...01 error message Try using another caddy and see if this eliminates the problem Also be sure to use only an industry standard caddy This is a caddy made of plastic with a metal shutter on its bottom I...

Page 15: ...valid Drive Specification Interface Board Driver Fails to No Device Found Recognize the CD ROM Drive Drive Not Responding Possible Causes and Solutions Drive is Not On If you have a PX 45CH external d...

Page 16: ...OM discs If the problem persists try setting the AUTO switch OFF This setting reduces the data transfer rate to 150 KB sec making it possible to read some marginal data Normally the transfer rate is 6...

Page 17: ...isc and 150KB sec for the audio region Always turn the drive OFF before changing the setting of the rear panel switches Drive Not Terminated If your CD ROM drive is the only SCSI peripheral attached t...

Page 18: ...lugs into pin 1 on both the drive and the interface board Audio CD Disc In the Drive Plextor CD ROM drives are capable of playing high quality audio when used with appropriateaudioplaybacksoftwareorwh...

Page 19: ...er of MSCDEX is required to read a High Sierra or ISO 9660 format disc Symptom Additional Symptom Excessive Noise CDR101 Error Message Disc Heard Jumping Possible Causes and Solutions Defective Caddy...

Page 20: ...ughput 150KB sec Plextor s drives are designed to automatically switch from quad speed throughput 600KB sec to double 300KB sec and then single 150KB sec speed when they encounter a defective damaged...

Page 21: ...m your System Folder and the ones copied from the CD ROM device driver disk If the CD ROM drive functions correctly reinstall the INITsoneatatime restartingtheMacintoshaftereachone untiltheproblemisso...

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