Lenovo a57 9702 Manual Suplementar
2.
Rotate
the
adapter
card
retainer
1
to
the
open
position
to
remove
a
failing
adapter
card
or
to
add
an
adapter
card.
See
3.
Remove
the
adapter
card
2.
4.
Remove
the
new
adapter
from
its
static-protective
package.
5.
Install
the
new
adapter
card
2in
the
adapter
card
connector.
6.
Ensure
the
adapter
is
fully
seated
into
the
adapter
connector.
7.
Close
the
adapter
card
retainer.
8.
Go
to
Replacing
the
fan
assembly
Attention
Do
not
open
your
computer
or
attempt
any
repair
before
reading
the
“Important
safety
information”
in
the
Safety
and
Warranty
Guide
that
was
included
with
your
computer.
To
obtain
a
copy
of
the
Safety
and
Warranty
Guide,
go
to
the
Support
Web
site
at
http://www.lenovo.com/support.
This
section
provides
instructions
on
how
to
replace
the
fan
assembly.
1.
Open
the
computer
cover.
See
Figure
31.
Opening
the
adapter
card
retainer
and
removing
the
adapter
card
Chapter
3.
Installing
options
and
replacing
hardware
35