HP Compaq dc7700 DT, Справочное руководство

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D–30 433612-001 Service Reference Guide, dc7700
Troubleshooting Without Diagnostics
Movie will not play in the
DVD drive.
Movie may be
regionalized for a
different country.
See the documentation that came
with the DVD drive.
Decoder software is not
installed.
Install decoder software.
Damaged media. Replace media.
Movie rating locked out
by parental lock.
Use DVD software to remove
parental lock.
Media installed upside
down.
Reinstall media.
Cannot eject compact disc
(tray-load unit).
Disc not properly seated
in the drive.
1. Turn off the computer and insert
a thin metal rod into the
emergency eject hole and push
firmly.
2. Slowly pull the tray out from the
drive until the tray is fully
extended, then remove the disc.
CD-ROM, CD-RW,
DVD-ROM, or DVD-R/RW
drive cannot read a disc or
takes too long to start.
Media has been
inserted upside down.
Re-insert the Media with the label
facing up.
The DVD-ROM drive
takes longer to start
because it has to
determine the type of
media played, such as
audio or video.
Wait at least 30 seconds to let the
DVD-ROM drive determine the type
of media being played. If the disc
still does not start, read the other
solutions listed for this topic.
CD or DVD disc is dirty. Clean CD or DVD with a CD
cleaning kit.
Windows does not
detect the CD-ROM or
DVD-ROM drive.
1. Use Device Manager to remove
or uninstall the device in
question.
2. Restart the computer and let
Windows detect the device.
Recording audio CDs is
difficult or impossible.
Wrong or poor quality
media type.
1. Try using a slower recording
speed.
2. Verify that you are using the
correct media for the drive.
3. Try a different brand of media.
Quality varies widely between
manufacturers.
USDT computer boots too
slowly after removing a
CD-ROM or DVD drive.
The system is searching
for the drive during boot
because the drive cable
is still attached to the
system board.
Disconnect the drive cable from the
system board.
Solving CD-ROM and DVD Problems (Continued)
Problem Cause Solution