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User’s Manual 8-9
PORTÉGÉ M750
DVD Super Multi (Double Layer) Drive Kit II
For more information, refer to Chapter 4, Operating Basics.
Slow performance The files on the hard disk drive may be
fragmented - in this instance you should run the
disk Defragmentation utility to check the
condition of your files and the hard disk drive.
Please refer to the operating system’s
documentation or online Help File for further
information on operating and using the
Defragmentation utility.
As a last resort you should reformat the hard disk
drive and then reload the operating system and
all other files and data. If you are still unable to
resolve the problem, contact your reseller, dealer
or service provider.
Problem Procedure
Problem Procedure
You cannot access a
CD/DVD in the drive
Make sure the drive’s disc tray is securely
closed.
Press gently until it clicks into place.
Check whether the drive’s power is on. If the
power is off, press the FN + Tab hot key to turn
on the power.
Open the disc tray and make sure the CD/DVD is
properly seated. It should lie flat with the label
facing up.
A foreign object in the disc tray could block laser
light from reading the CD/DVD. Make sure there
is no obstruction. Remove any foreign object.
Check whether the CD/DVD is dirty. If it is, wipe it
with a clean cloth dipped in water or a neutral
cleaner. Refer to the Media care section in
Chapter 4, for details on cleaning.