Справочник Пользователя для Lenovo 7673
v
Sources
for
obtaining
the
latest
level
BIOS
available
1.
Lenovo
support
web
site:
http://www.lenovo.com/support/
2.
Lenovo
Customer
Support
Center
3.
Levels
1
and
2
Support
To
update
(flash)
the
BIOS,
see
Updating
(flashing)
BIOS
from
a
disc
This
section
provides
instructions
on
how
to
update
(flash)
BIOS
from
a
disc.
System
BIOS
program
updates
are
available
at:
http://www.lenovo.com/support
To
update
(flash)
BIOS
from
a
disc:
1.
Make
sure
the
optical
drive
you
want
to
use
is
set
as
the
first
boot
device
in
the
startup
device
sequence.
See
2.
Make
sure
the
computer
is
turned
on.
Then,
insert
the
system
program
update
(flash)
disc
into
the
optical
drive.
3.
Turn
the
computer
off
and
back
on
again.
The
update
begins.
4.
When
prompted
to
change
the
serial
number,
press
Y.
5.
Type
in
the
twenty
character
serial
number
of
your
computer
and
then
press
Enter.
6.
When
prompted
to
change
the
machine
type/model,
press
Y.
7.
Type
in
the
twenty
character
machine
type/model
of
your
computer
and
then
press
Enter.
8.
Follow
the
instructions
on
the
screen
to
complete
the
update.
Recovering
from
a
POST/BIOS
update
failure
If
the
power
to
your
computer
is
interrupted
while
POST/BIOS
is
being
updated
(flash
update),
your
computer
might
not
restart
correctly.
If
this
happens,
perform
the
following
procedure
which
is
commonly
called
Boot-block
Recovery.
1.
Turn
off
the
computer
and
any
attached
devices,
such
as
printers,
monitors,
and
external
drives.
2.
Unplug
all
power
cords
from
electrical
outlets,
and
open
the
computer
cover.
See
3.
Locate
the
Clear
CMOS/Recovery
jumper
on
the
system
board.
See
4.
Remove
any
cables
that
impede
access
to
the
Clear
CMOS/Recovery
jumper.
5.
Move
the
jumper
from
the
standard
position
(pin
1
and
pin
2)
to
pins
2
and
pin
3.
6.
Reconnect
any
cables
that
were
disconnected.
See
7.
Close
the
computer
cover
and
reconnect
the
power
cords
for
the
computer
and
monitor
to
electrical
outlets.
8.
Turn
on
the
computer
and
the
monitor,
and
then
insert
the
POST/BIOS
update
(flash
update)
disc
into
the
optical
drive.
9.
Turn
the
computer
off
and
back
on
again.
310
Hardware
Maintenance
Manual