User’s Manual 10-11
Qosmio G40
A foreign object in the drive’s disc slot could
block laser light from reading the CD, DVD, or
HD DVD - remove any foreign objects or
obstructions that may be present.
Check whether the CD, DVD, or HD DVD is dirty
- if it is, wipe it with a clean cloth lightly dipped in
water or a neutral cleaner. Please refer to the
Media care section in Chapter 4 for further details
on cleaning the media.
Some CD/DVD/HD
DVDs run correctly, but
others do not
The computer’s software or hardware
configuration may be causing a problem - ensure
that these configurations match the requirements
of the CD/DVD/HD DVD media (refer to the CD’s,
DVD’s, or HD DVD’s documentation if available).
Check the type of CD, DVD, or HD DVD media
that you are using - the drive supports the
following:
HD DVD: HD DVD-ROM (Single-sided
Single-Layer), HD DVD-ROM
(Single-sided Dual-Layer),
HD DVD-R (Single-sided Single-
Layer), HD DVD-R (Single-sided
Dual-Layer), HD DVD-Video,
HD DVD (Twin format disc)
DVD: DVD-ROM, DVD-Video,
DVD-R/-R (Dual Layer),
DVD+R/+R (Double Layer),
DVD-RW, DVD+RW, DVD-RAM
CD: CD-DA, CD-Text, Photo CD™
(single/multi-session), CD-ROM
Mode 1, Mode 2, CD-ROM XA Mode 2
(Form1, Form2), Enhanced CD
(CD-EXTRA), Addressing Method 2
For DVD Videos, you should check the region
coding on the DVD to ensure that it matches that
on the HD DVD-ROM drive. For reference,
region codes are listed in the Optical disc drives
section in Chapter 2, The Grand Tour.
Problem Procedure
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