Updating (flashing) bios from a cd-rom or diskette, Recovering from a post/bios update failure, Updating – Lenovo THINKCENTRE 6019 User Manual
Page 500: Flashing), Bios, From, Cd-rom, Diskette, Recovering, Post/bios
Updating
(flashing)
BIOS
from
a
CD-ROM
or
diskette
This
section
describes
how
to
update
(flash)
the
BIOS
using
a
CD-ROM
or
diskette.
system
program
updates
are
available
at
http://www.lenovo.com/support
on
the
World
Wide
Web.
1.
To
update
(flash)
the
BIOS:
v
If
using
a
CD-ROM,
make
sure
the
computer
is
turned
on.
Insert
the
system
program
update
(flash)
CD-ROM
into
the
optical
drive.
The
update
begins.
v
If
using
a
diskette,
make
sure
the
computer
is
turned
off.
Insert
the
system
program
update
(flash)
diskette
and
turn
on
the
computer.
The
update
begins.
2.
When
you
are
prompted
to
select
a
language,
press
the
number
on
your
keyboard
that
corresponds
to
the
language
and
then
press
Enter
.
3.
When
prompted
to
change
the
serial
number,
press
Y
.
4.
Type
the
seven-character
serial
number
of
your
computer
and
then
press
Enter
.
5.
When
prompted
to
change
the
machine
type/model,
press
Y
.
6.
Type
the
seven-character
machine
type/model
of
your
computer
and
then
press
Enter
.
7.
Follow
the
instructions
on
the
screen
to
complete
the
update.
Recovering
from
a
POST/BIOS
update
failure
Attention:
If
an
interruption
occurs
during
a
POST/BIOS
update
(flash
update),
the
computer
might
not
restart
correctly.
If
this
occurs,
perform
the
following
procedure
(also
known
as
a
Boot-block
recovery).
Note:
If
your
computer
has
no
internal
diskette
drive,
an
optional
USB
diskette
drive
must
be
connected
to
use
the
BIOS
flash
diskette.
1.
Turn
the
computer
off
and
insert
the
special
recovery
BIOS
flash
diskette
in
the
diskette
drive.
2.
Turn
the
computer
on.
3.
The
recovery
session
takes
two
to
three
minutes.
During
this
time
you
will
hear
a
series
of
beeps.
After
the
update
session
completes,
the
series
of
beeps
ends
and
the
computer
automatically
turns
off.
There
is
no
video
during
the
recovery
session.
4.
Remove
the
special
recovery
BIOS
flash
diskette
from
the
diskette
drive.
494
Hardware
Maintenance
Manual