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boards generate differently worded error messages, the messages displayed
by your computer may differ from those shown on the following pages.

Apple Computer Users:

Read Section 12.3----Apple Macintosh

Technical Support

If you still cannot solve 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 with, Plextor’s technical
support staff.

CHAPTER 12 ---- Troubleshooting

ULTRAPLEX OPERATION MANUAL  

47

Summary of Contents for ULTRA-C

Page 1: ...drives use an industry standard disc caddy to protect the disc from scratches and contamination A standard caddy is made of plastic and has a metal shutter on its bottom which slides open and shut Pl...

Page 2: ...drive requiring the drive s return to Plextor for service If your caddy appears defective promptly replace it with a new one Handle the caddy as you would any precision component Do not Allow moisture...

Page 3: ...be able to remove the caddy from the drive by using the Emergency Eject button Turn off power to the drive Insert a paper clip into the Emergency Eject hole The caddy should now eject from the drive...

Page 4: ...isc After removing the dust particles you may wipe the disc using a clean soft cotton cloth Use a straight line motion wiping from the center out Do not wipe the disc in a circular motion If a disc be...

Page 5: ...eject 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...

Page 6: ...as no impact on the volume level of the rear panel audio outputs UltraPleX Internal or External PX 32TSe External Stereo Mini Plug To Headphone Jack Audio Amplifier Audio Input RCA Type Plugs CHAPTER...

Page 7: ...s can sense when a problem has occurred andwill generate an error message on your computer Take note of this message Then runthetest diagnostic programthatprobablyisincludedwiththedevicedrivers for yo...

Page 8: ...Section 12 3 Apple Macintosh Technical Support If you still cannot solve your problem after reviewing the relevant sections of this chapter please contact Plextor s Technical Support Department See C...

Page 9: ...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 10: ...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 11: ...not 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...

Page 12: ...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 13: ...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 14: ...s 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 58 Bad Connectio...

Page 15: ...ct 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 th...

Page 16: ...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 17: ...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 18: ...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 19: ...r s drives are designed to automatically switch from top speed throughput stepwise down to slower speeds when they encounter a defect or a scratch on your disc The drive then will continue to read dat...

Page 20: ...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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