Appendix b. problem solving, Appendix, Problem – Lenovo ThinkCentre 41N5624 User Manual
Page 29: Solving
Appendix
B.
Problem
solving
Computer
problems
can
be
caused
by
hardware,
software,
or
user
error.
Using
the
information
in
this
section,
you
might
be
able
to
solve
problems
yourself
or
gather
helpful
information
that
you
can
pass
on
to
a
service
technician.
You
might
also
need
to
refer
to
your
computer,
operating-system,
or
sound-adapter
documentation.
Review
the
following
list
for
any
problem
description
that
might
fit
your
situation.
v
Your
computer
or
CD-RW/DVD-ROM
Combination
Drive
does
not
operate
correctly,
or
the
busy
indicator
light
does
not
come
on.
Take
the
following
actions:
1.
Check
that
the
disc
is
loaded
with
the
label
side
up.
2.
Check
that
all
devices
are
properly
connected
to
the
computer
and
to
the
electrical
outlet.
3.
Turn
off
the
computer,
unplug
the
cables
for
your
computer
and
all
attached
devices,
and
remove
the
computer
cover.
4.
Check
that
all
power
and
Serial
ATA
cables
are
securely
attached.
Disconnect
the
Serial
ATA
cable
and
check
for
bent
or
misaligned
pins.
If
you
do
not
find
any
problems,
reconnect
the
interface
cable.
Replace
the
computer
cover,
and
reattach
all
cables
and
power
cords.
Turn
on
the
computer,
restart
the
operating
system,
and
attempt
to
open
the
loading
tray
by
pressing
the
Open/Close
button.
If
the
tray
fails
to
open
and
the
Busy
indicator
does
not
light,
turn
off
the
computer
and
try
using
another
15
PIN
power
cable.
5.
Check
the
CD-RW/DVD-ROM
Combination
Drive
and
any
other
device
on
the
Serial
ATA
cable
for
the
proper
settings.
v
You
cannot
access
the
CD-RW/DVD-ROM
Combination
Drive,
or
the
DVD-ROM
(CD-ROM)
icon
is
not
displayed.
When
the
CD-RW/DVD-ROM
Combination
Drive
is
properly
installed,
a
DVD-ROM
or
CD-ROM
icon
is
displayed
in
the
My
Computer
window.
Double-click
My
Computer.
If
a
CD-ROM
icon
is
not
displayed
in
the
window
that
opens,
verify
that
the
drive
has
been
properly
installed.
Verify
that
the
configuration
jumper
is
set
properly.
Restart
your
computer.
If
a
drive
icon
is
still
not
displayed,
continue
with
the
following
steps:
1.
Click
Start
,
click
Settings
,
and
then
click
Control
Panel
.
2.
Click
System
.
3.
Click
the
Device
Manager
tab.
4.
Double-click
View
Devices
by
Type
.
5.
Select
IDE
ATA/ATAPI
controllers
from
the
list
displayed
in
the
Device
Manager
window.
Verify
that
there
are
no
conflicts
with
the
controller.
The
device
status
indicates
whether
the
controller
is
working
properly.
6.
Select
CD-ROM
from
the
list
that
is
displayed
in
the
Device
Manager
window.
Verify
that
a
CD-ROM
device
is
present
in
the
list
and
that
no
conflicts
exist.
The
device
status
indicates
whether
the
device
is
working
properly.
7.
Click
OK
.
8.
Close
all
windows
and
restart
the
computer.
©
Lenovo
2006.
Portions
©
IBM
Corp.
2004.
B-1