Lenovo ThinkCentre 41N5624 User Manual
Page 30
If
the
device
icon
is
still
not
displayed,
check
the
cable
connections
and
device-jumper
settings,
and
resolve
any
conflicts
that
might
exist.
v
The
CD-RW/DVD-ROM
Combination
Drive
is
not
recognized
by
the
operating
system,
or
the
drive
performs
erratically.
Some
computers
have
Compatible
and
High
Performance
modes
for
mass
storage
devices.
Normally,
the
CD-RW/DVD-ROM
Combination
Drive
functions
better
under
the
High
Performance
mode.
However,
if
your
drive
is
not
functioning
properly
in
that
mode,
you
might
need
to
use
the
Compatible
mode.
Use
the
following
procedure
to
check
the
configuration-setup
information
for
your
computer.
1.
Access
your
system
configuration
utility
program.
Pressing
F1
at
system
startup
does
this
on
most
Lenovo
computers.
2.
Select
Advanced/IDE
Configuration
.
3.
Scroll
down
to
the
SATA#1
Configuration
section.
Refer
to
the
documentation
that
comes
with
your
computer
for
additional
details
on
selecting
IDE
performance
modes.
v
The
disc
cannot
be
read.
Take
the
following
actions:
1.
The
disc
might
be
dirty;
clean
it
as
described
in
2.
The
disc
might
be
defective;
try
another
disc.
3.
The
disc
is
not
ISO-9660,
High
Sierra
Group
(HSG),
or
Universal
Disc
Format
(UDF)
compatible.
Check
with
your
place
of
purchase.
v
There
is
no
sound
from
the
disc.
1.
Check
that
you
are
not
using
a
data
CD.
2.
Adjust
the
audio-adapter
volume
control.
See
the
documentation
that
comes
with
your
audio
adapter
and
audio-CD
player
program.
3.
Enable
digital
audio
as
in
v
Unable
to
Create
Overlay
Window
message
appears
when
you
use
WinDVD
with
Windows
2000.
1.
Your
video
device
driver
needs
an
update
to
enable
overlay
support.
Contact
the
manufacturer
of
your
video
adapter
or
your
computer
for
updates.
Some
device
drivers
are
provided
on
the
ThinkCentre
CD-RW/DVD-ROM
Software
and
User’s
Guide
CD.
2.
The
resolution
of
your
screen
might
be
too
high.
Try
setting
the
resolution
to
800
x
600
x
16
bpp
at
60
Hz.
v
DVD
movies
do
not
start
automatically
when
inserted
into
the
CD-RW/DVD-ROM
Combination
Drive.
DVDs
that
contain
both
programs
and
DVD
Video
content
will
autoplay
the
program
content.
To
view
the
video
content,
start
WinDVD
manually.
v
Video
appears
to
be
choppy
or
is
dropping
frames.
1.
Ensure
that
DMA
is
enabled
on
for
your
computer
hard
disk
drive
controller.
2.
The
resolution
of
your
screen
might
be
too
high.
Try
setting
the
resolution
to
800
x
600
x
16
bpp
at
60
Hz.
3.
If
your
computer
microprocessor
has
less
power
than
a
Pentium
II
450
microprocessor,
some
jerkiness
is
normal
on
certain
DVDs.
B-2
ThinkCentre
and
Lenovo
CD-RW/DVD-ROM
Combination
Drive
(Serial
ATA)
User’s
Guide