Lenovo 649319U User Guide - Page 40

Diagnostic, programs

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Symptom The USB Keyboard does not work. The mouse does not work. The computer does not respond to the mouse. The operating system will not start. The computer beeps multiple times before the operating system starts. Action Verify that: v The computer is turned on. v The keyboard is securely connected to a USB connector on the front or rear of the computer. v No keys are stuck. If you cannot correct the problem, have the computer serviced. Refer to the safety and warranty information that is provided with your computer for a list of service and support telephone numbers. Verify that: v The computer is turned on. v The mouse is securely connected to the mouse connector on the computer. v The mouse is clean. Refer to "Cleaning the mouse" on page 35 for further information. If you cannot correct the problem, have the computer serviced. Refer to the safety and warranty information that is provided with your computer for a list of service and support telephone numbers. Verify that: v There is no diskette in the diskette drive. v The startup sequence includes the device where the operating system resides. Usually, the operating system is on the hard disk drive. For more information, see "Selecting a startup device" on page 20. If you cannot correct the problem, have the computer serviced. Refer to the safety and warranty information that is provided with your computer for a list of service and support telephone numbers. Verify that no keys are stuck down. If you cannot correct the problem, have the computer serviced. Refer to the safety and warranty information that is provided with your computer for a list of service and support telephone numbers. Diagnostic programs Diagnostic programs are used to test hardware components of your computer and report operating-system-controlled settings that can cause hardware failures. There are two diagnostic programs preinstalled on your computer to help you diagnose problems: v PC-Doctor for Windows (used when diagnosing problems while running the Windows operating system) v PC-Doctor for Windows PE (used when your Windows operating system will not start) Notes: 1. You can also download the latest version of the PC-Doctor for Windows and PC-Doctor for DOS diagnostic programs from: http://www.lenovo.com/support/ 2. If you are unable to isolate and repair the problem yourself by running the applicable version of PC-Doctor, click the Save Button in the PC-Doctor-log-file display. You will need to have all problem-related log files available when you speak to a Lenovo technical support representative. 32 User Guide

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Symptom
Action
The
USB
Keyboard
does
not
work.
Verify
that:
v
The
computer
is
turned
on.
v
The
keyboard
is
securely
connected
to
a
USB
connector
on
the
front
or
rear
of
the
computer.
v
No
keys
are
stuck.
If
you
cannot
correct
the
problem,
have
the
computer
serviced.
Refer
to
the
safety
and
warranty
information
that
is
provided
with
your
computer
for
a
list
of
service
and
support
telephone
numbers.
The
mouse
does
not
work.
The
computer
does
not
respond
to
the
mouse.
Verify
that:
v
The
computer
is
turned
on.
v
The
mouse
is
securely
connected
to
the
mouse
connector
on
the
computer.
v
The
mouse
is
clean.
Refer
to
“Cleaning
the
mouse”
on
page
35
for
further
information.
If
you
cannot
correct
the
problem,
have
the
computer
serviced.
Refer
to
the
safety
and
warranty
information
that
is
provided
with
your
computer
for
a
list
of
service
and
support
telephone
numbers.
The
operating
system
will
not
start.
Verify
that:
v
There
is
no
diskette
in
the
diskette
drive.
v
The
startup
sequence
includes
the
device
where
the
operating
system
resides.
Usually,
the
operating
system
is
on
the
hard
disk
drive.
For
more
information,
see
“Selecting
a
startup
device”
on
page
20.
If
you
cannot
correct
the
problem,
have
the
computer
serviced.
Refer
to
the
safety
and
warranty
information
that
is
provided
with
your
computer
for
a
list
of
service
and
support
telephone
numbers.
The
computer
beeps
multiple
times
before
the
operating
system
starts.
Verify
that
no
keys
are
stuck
down.
If
you
cannot
correct
the
problem,
have
the
computer
serviced.
Refer
to
the
safety
and
warranty
information
that
is
provided
with
your
computer
for
a
list
of
service
and
support
telephone
numbers.
Diagnostic
programs
Diagnostic
programs
are
used
to
test
hardware
components
of
your
computer
and
report
operating-system-controlled
settings
that
can
cause
hardware
failures.
There
are
two
diagnostic
programs
preinstalled
on
your
computer
to
help
you
diagnose
problems:
v
PC-Doctor
for
Windows
(used
when
diagnosing
problems
while
running
the
Windows
operating
system)
v
PC-Doctor
for
Windows
PE
(used
when
your
Windows
operating
system
will
not
start)
Notes:
1.
You
can
also
download
the
latest
version
of
the
PC-Doctor
for
Windows
and
PC-Doctor
for
DOS
diagnostic
programs
from:
2.
If
you
are
unable
to
isolate
and
repair
the
problem
yourself
by
running
the
applicable
version
of
PC-Doctor,
click
the
Save
Button
in
the
PC-Doctor-log-file
display.
You
will
need
to
have
all
problem-related
log
files
available
when
you
speak
to
a
Lenovo
technical
support
representative.
32
User
Guide