Appendix b. problem solving, Appendix, Problem – Lenovo ThinkCentre 41N5583 User Manual
Page 37: Solving
Appendix
B.
Problem
solving
Computer
problems
can
be
caused
by
hardware,
software,
or
human
error.
Using
the
information
in
this
section,
you
might
be
able
to
solve
problems
yourself
or
gather
helpful
information
to
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
descriptions
that
might
fit
your
situation.
v
Your
computer
or
drive
does
not
operate
correctly,
or
the
busy
indicator
light
does
not
turn
on.
Take
the
following
actions:
1.
Check
that
the
disc
is
label
side
up
in
the
drive.
2.
Check
that
all
devices
are
properly
connected
to
the
computer
and
to
an
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
IDE
cables
are
securely
attached.
Disconnect
the
IDE
cable
and
check
it
for
bent
or
misaligned
pins.
If
you
do
not
find
any,
reconnect
the
cable.
5.
Replace
the
computer
cover,
and
reattach
all
cables
and
power
cords.
Turn
on
the
computer,
restart
the
operating
system,
and
press
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
4-pin
dc
power
cable.
6.
Check
that
the
color-coded
edge
on
the
IDE
cable
aligns
with
pin
1
on
the
IDE
port
and
is
closest
to
the
power
cable
on
the
drive.
See
7.
Check
the
drive
and
any
other
device
on
the
IDE
cable
for
the
proper
settings.
See
8.
Do
the
following:
–
If
the
middle
connector
on
the
IDE
cable
is
attached
to
the
IDE
port
on
the
system
board,
remove
the
connector
and
reattach
the
cable.
–
If
there
is
only
one
device
on
the
IDE
port,
attach
the
connector
at
one
end
of
the
cable
to
the
IDE
port
and
the
connector
at
the
other
end
to
the
device,
leaving
the
middle
connector
(if
there
is
one)
open.
–
If
there
are
two
devices
on
the
IDE
port,
attach
the
connector
at
one
end
of
the
cable
to
the
IDE
port.
If
there
is
a
hard
disk
drive,
attach
it
to
the
connector
at
the
other
end
of
the
cable,
and
attach
the
drive
to
the
middle
connector.
v
You
cannot
access
the
drive,
or
the
DVD-RAM
(CD-ROM)
icon
is
not
displayed.
When
the
drive
is
properly
installed
a
DVD-RAM
or
CD-ROM
icon
is
displayed
in
the
My
Computer
window.
Double-click
My
Computer.
If
a
CD-ROM
icon
is
not
present
in
the
window
that
opens,
verify
that
the
drive
has
been
properly
installed.
Verify
that
the
configuration
jumper
is
set
properly.
See
Restart
your
computer.
If
a
drive
icon
is
still
not
found,
continue
with
the
following
steps:
1.
Click
Start
.
2.
Select
Settings
.
3.
Select
Control
Panel
.
4.
Click
System
.
5.
Click
the
Device
Manager
tab.
6.
Double-click
View
Devices
by
Type
.
7.
Select
Hard
Disk
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.
©
Lenovo
2006.
Portions
©
IBM
Corp.
2005.
B-1