HP Compaq Presario,Presario 1800-XL1 User Manual page 120

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Symptom Problem
CD/DVD drive The disc is inserted
cannot read improperly.
a disc or
takes too long
to start.
The DVD drive takes
longer to start
because it must
determine the type of
media being played
before it can start.
The disc is dirty.
DVD Player DVD playback
performance requires large
is poor when amounts of
running other processing power;
programs therefore, the system
simultaneously. cannot process other
tasks simultaneously
at maximum
performance.
Cannot eject CD Power is not on.
or DVD.
Display is Copyright material at
corrupted when beginning of movie
playing some causes momentary
DVD movies. corruption.
CD or DVD Drive
Solution
Reinsert the CD with the label
facing up and verify the disc is
securely snapped down on
the spindle.
Wait at least 30 seconds to
let the DVD drive determine
the type of media being
played. If disc still does not
start, refer to the solution for
related problems.
Clean the disc with a CD
cleaning kit available in most
computer stores.
To provide maximum
performance, close all other
programs while playing DVD
media. It may also be
necessary to restart Windows
to free all resources.
Manually eject the disc
(see "Using Your CD or DVD
Drive" in this guide)
or turn on your Notebook.
Wait a few seconds for video
corruption to clear up. If it
does not clear up, then stop
and restart the DVD movie.