Solution:
Turn
off
the
computer
by
pressing
and
holding
the
power
switch
for
4
seconds
or
more.
If
the
computer
is
still
not
reset,
remove
the
ac
adapter
and
the
battery.
problems
Problem:
Some
or
all
of
the
keys
on
the
keyboard
do
not
work.
Solution:
If
the
problem
occurred
immediately
after
the
computer
returned
from
standby
mode,
enter
the
power-on
password
if
any
is
set.
If
an
external
PS/2
®
keyboard
is
connected,
the
numeric
keypad
on
your
computer
does
not
work.
Use
the
numeric
keypad
on
the
external
keyboard.
If
an
external
numeric
keypad
or
a
mouse
is
connected:
1.
Turn
off
the
computer.
2.
Remove
the
external
numeric
keypad
or
the
mouse.
3.
Turn
on
the
computer
and
try
using
the
keyboard
again.
If
the
keyboard
problem
is
resolved,
carefully
reconnect
the
external
numeric
keypad,
external
keyboard,
or
mouse,
making
sure
that
you
have
seated
the
connectors
properly.
If
the
external
numeric
keypad,
external
keyboard,
or
mouse
are
not
attached,
and
any
keys
on
the
keyboard
still
do
not
work,
have
the
computer
serviced.
Problem:
A
number
appears
when
you
type
a
letter.
Solution:
The
numeric
lock
function
is
on.
To
disable
it,
press
and
hold
Shift;
then
press
NumLk.
Problem:
Some
or
all
of
the
keys
on
the
external
numeric
keypad
do
not
work.
Solution:
Make
sure
that
the
external
numeric
keypad
is
correctly
connected
to
the
computer.
problems
Problem:
The
pointer
drifts
when
the
computer
is
turned
on
or
after
it
resumes
normal
operation.
Solution:
The
pointer
might
drift
when
you
are
not
using
the
TrackPoint
during
Solving
computer
problems
Chapter
2.
Solving
computer
problems