Lenovo
YOGA
BOOK
with
Windows®
Hardware
Maintenance
Manual
16
This
chapter
presents
the
following
important
service
information:
•
–
•
Before replacing parts:
Make
sure
that
all
software
fixes,
drivers,
and
BIOS
downloads
are
installed
before
replacing
any
FRUs
listed
in
this
manual.
After
a
main
board
is
replaced,
ensure
that
the
latest
BIOS
is
loaded
to
the
main
board
before
completing
the
service
action.
To
download
software
fixes,
drivers,
and
BIOS,
follow
the
steps
below:
1.
Go
to
http://support.lenovo.com/.
2.
Enter
a
serial
number
or
select
a
product
or
use
Lenovo
smart
downloading.
3.
Select
the
BIOS/Driver/Applications
and
download.
4.
Follow
the
directions
on
the
screen
and
install
the
necessary
software.
Important service information
Important:
BIOS
and
device
driver
fixes
are
customer
‐
installable.
The
BIOS
and
device
drivers
are
posted
on
the
customer
support
site:
http://support.lenovo.com/.
Strategy for replacing FRUs