Sony VAIO VGP-UDRW1 Operating Instructions Manual page 29

Symptom
Drive is not connected
correctly to the
personal computer.
No sound from an
audio CD or DVD, or
low sound level.
Sound skips during
audio CD playback.
Cause/Remedy
c The drive may not be connected correctly to the personal
computer via USB cable. See "Connecting the Drive" on
page 12.
c To reset the USB interface, shut down your Windows
operating system, turn the personal computer off, disconnect
the power cord, and then reconnect and turn the power back
on.
c Disconnect the USB cable and the AC power adapter, and
then reconnect them. If there is still no communication
with the drive, restart the personal computer.
c Depending on network settings, communication with the
drive may stop after the personal computer returns from
sleep mode. If this happens, configure your personal
computer so that it does not enter into sleep mode. (For
details, refer to the manuals provided with your personal
computer.)
c The volume control of the personal computer may be set to
"Mute". (For details, refer to the manuals provided with
your personal computer.)
c The volume control of the personal computer may be set
too low. (For details, refer to the instructions or electronic
manuals provided with your personal computer.)
c The disc may be scratched or dirty. Clean the disc or use
another disc (see page 25).
c Another application may be running. Shut down the other
application.
c The power management function of the personal computer
may be active. Check the CPU speed setting. (For details,
refer to the manuals provided with your personal
computer.)
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