Lenovo 3000 V200 User Manual
Page 17
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v
Scratching
the
surface
of
the
reader
with
a
hard,
pointed
object.
v
Scraping
the
surface
of
the
reader
with
your
nail
or
anything
hard.
v
Using
or
touching
the
reader
with
a
dirty
finger.
If
you
notice
any
of
the
following
conditions,
gently
clean
the
surface
of
the
reader
with
a
dry,
soft,
lint-free
cloth:
v
The
surface
of
the
reader
is
dirty
or
stained.
v
The
surface
of
the
reader
is
wet.
v
The
reader
often
fails
to
enroll
or
authenticate
your
fingerprint.
Caring
for
your
computer
Chapter
2.
Caring
for
your
computer
7
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