Lenovo 7359 User Guide - Page 63

Non-optical, mouse

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b. If there is debris in the lens, gently blow the debris away from the area. 4. Check the surface on which you are using the mouse. If you have a very intricate picture or pattern beneath the mouse it may be difficult for the digital signal processor (DSP) to determine changes in the mouse position. 5. Reconnect the mouse cable to the computer. 6. Turn your computer back on. Non-optical mouse The non-optical mouse uses a ball to navigate the pointer. If the pointer on the screen does not move smoothly with the mouse, you might need to clean the mouse. To clean a non-optical mouse: Note: The following illustration might be slightly different from your mouse. 1 Retainer ring 2 Ball 3 Plastic rollers 4 Ball cage 1. Turn off your computer. 2. Disconnect the mouse cable from the computer. 3. Turn the mouse upside down. Twist the retainer ring 1 to the unlocked position to remove the ball. 4. Place your hand over the retainer ring and ball 2 , and then turn the mouse right-side up, so that the retainer ring and ball fall out into your hand. 5. Wash the ball in warm, soapy water then dry it with a clean cloth. 6. Blow air carefully into the ball cage 4 to dislodge dust and lint. 7. Look for a buildup of dirt on the plastic rollers 3 inside the ball cage. This buildup usually appears as a stripe running across the middle of the rollers. Chapter 6. Troubleshooting and diagnostics 55

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b.
If
there
is
debris
in
the
lens,
gently
blow
the
debris
away
from
the
area.
4.
Check
the
surface
on
which
you
are
using
the
mouse.
If
you
have
a
very
intricate
picture
or
pattern
beneath
the
mouse
it
may
be
difficult
for
the
digital
signal
processor
(DSP)
to
determine
changes
in
the
mouse
position.
5.
Reconnect
the
mouse
cable
to
the
computer.
6.
Turn
your
computer
back
on.
Non-optical
mouse
The
non-optical
mouse
uses
a
ball
to
navigate
the
pointer.
If
the
pointer
on
the
screen
does
not
move
smoothly
with
the
mouse,
you
might
need
to
clean
the
mouse.
To
clean
a
non-optical
mouse:
Note:
The
following
illustration
might
be
slightly
different
from
your
mouse.
±1²
Retainer
ring
±2²
Ball
±3²
Plastic
rollers
±4²
Ball
cage
1.
Turn
off
your
computer.
2.
Disconnect
the
mouse
cable
from
the
computer.
3.
Turn
the
mouse
upside
down.
Twist
the
retainer
ring
±1²
to
the
unlocked
position
to
remove
the
ball.
4.
Place
your
hand
over
the
retainer
ring
and
ball
±2²
,
and
then
turn
the
mouse
right-side
up,
so
that
the
retainer
ring
and
ball
fall
out
into
your
hand.
5.
Wash
the
ball
in
warm,
soapy
water
then
dry
it
with
a
clean
cloth.
6.
Blow
air
carefully
into
the
ball
cage
±4²
to
dislodge
dust
and
lint.
7.
Look
for
a
buildup
of
dirt
on
the
plastic
rollers
±3²
inside
the
ball
cage.
This
buildup
usually
appears
as
a
stripe
running
across
the
middle
of
the
rollers.
Chapter
6.
Troubleshooting
and
diagnostics
55