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that your CD or DVD drive can read data and seek between files.
Verify that your CD and DVD drive can read data at both extremities
of the disc (the outermost to innermost tracks).
the Data Transfer Rate, Xtreme Seek Time(seek time from the outermost
to innermost tracks), Average Seek Time, and the Drive's Speed.
every bit of data read from the CD or DVD is 100% correct.
DVD and CD ROMs contain a "full" disc so the testing can
more precisely determine the transfer rate, seek times, and speed
of the drive.
Test CDs are specially manufactured and offer a higher level of compatibility
compared to burnt discs.
do they work?
Simply insert the Ultra-X Test DVD or CD into the CD/DVD drive you wish
to test. Allow the drive to spin-up to speed. Select "ATAPI Testing"
from the Drives Menu of PHD
PCI(Extended Mode), QuickTech
Professional, QuickTech Personal,
or WinStress Test. The CDROM/DVD
test interrogates the drive, and after about 30 seconds begins displaying
the results. The test checks the drive's data transfer rate for the
inner and outer tracks, extreme seek time(seek time from the outermost
to innermost tracks), average seek time, and the drive's speed. Check
the results against the CD/DVD drive manufacturer's specifications if
you suspect a problem.
The Ultra-X Test DVDs & CDs are compatible with all PC CD and DVD
The Ultra-X Test DVDs & CDs require PHD
PCI, PC Inspector,
QuickTech Personal, or WinStress
Must for ANY Burn-In environment!