6.
Scroll
down
and
look
for
a
.txt
file
that
has
instructions
for
Flash
BIOS
update
from
the
operating
system.
Click
the
.txt
file.
7.
these
instructions.
This
is
very
important
since
they
are
not
on
the
screen
after
the
download
begins.
8.
From
your
browser,
Click
Back
to
return
to
the
list
of
files.
Carefully
follow
the
printed
instructions
to
download,
extract,
and
install
the
update.
Recovering
from
a
POST/BIOS
update
failure
Attention:
If
an
interruption
occurs
during
a
Flash/BIOS
upgrade,
the
BIOS
might
be
left
in
an
unusable
state.
The
Boot
Block
jumper
enables
you
to
restart
the
system
and
recover
the
BIOS.
To
perform
a
Flash/BIOS
recovery
using
the
recovery
jumper,
use
the
following
procedure.
1.
Power-off
the
computer
and
remove
the
cover.
2.
Move
the
system
board
recovery
jumper
to
the
clear
position.
Refer
to
Identifying
parts
on
the
system
board
on
page
25
or
the
label
inside
the
computer
for
more
information.
3.
Place
the
cover
back
on
the
system.
4.
Place
the
BIOS
flash
recovery
diskette
in
the
floppy
disk
drive.
5.
Restore
power
to
the
system
by
plugging
in
the
power
cord.
6.
During
the
recovery
process,
there
will
be
a
sequence
of
short
beeps.
This
sequence
of
beeps
will
be
followed
by
a
single
long
beep
and
then
silence
from
the
system
speaker.
During
this
process
there
will
be
no
video.
After
the
last
long
beep,
hold
the
power
button
in
for
approximately
ten
seconds
to
turn
the
system
off.
7.
Remove
the
BIOS
flash
recovery
diskette,
power
cord
and
cover.
8.
Return
the
boot
block
recovery
jumper
to
its
original
position,
replace
the
cover
and
reinsert
the
BIOS
flash
recovery
diskette
in
the
floppy
disk
drive.
9.
Connect
the
power
cord
back
to
the
system
and
power
the
system
on.
When
the
system
POST
tests,
it
will
report
several
POST
errors.
These
errors
can
be
ignored.
The
standard
POST/BIOS
Update
Utility
screen
will
appear
after
a
pause.
10.
Select
the
desired
language
from
the
list
and
press
Enter.
11.
Enter
the
serial
number
of
the
system
and
press
Enter.
12.
Enter
the
Machine
Type
and
model
number
of
the
system
and
press
Enter.
13.
If
a
prompt
appears
stating
that
the
BIOS
ROM
is
older
than
(or
the
same
as)
the
BIOS
ROM
image,
press
Y
to
continue.
14.
When
the
flash
programming
is
complete,
remove
the
diskette
from
the
drive
and
press
any
key
to
restart
the
system.
114
Hardware
Maintenance
Manual
Summary of Contents for THINKCENTER 8128
Page 2: ......
Page 16: ...10 Hardware Maintenance Manual...
Page 20: ...14 Hardware Maintenance Manual...
Page 30: ...1 USB connector 2 USB connector 24 Hardware Maintenance Manual...
Page 32: ...1 USB connector 2 USB connector 26 Hardware Maintenance Manual...
Page 39: ...Chapter 6 Replacing FRUs 33...
Page 74: ...68 Hardware Maintenance Manual...
Page 124: ...118 Hardware Maintenance Manual...
Page 263: ...Chapter 10 Related service information 257...
Page 264: ...258 Hardware Maintenance Manual...
Page 265: ...Chapter 10 Related service information 259...
Page 266: ...260 Hardware Maintenance Manual...
Page 267: ...Chapter 10 Related service information 261...
Page 268: ...262 Hardware Maintenance Manual...
Page 269: ...Chapter 10 Related service information 263...
Page 270: ...264 Hardware Maintenance Manual...
Page 280: ...274 Hardware Maintenance Manual...
Page 281: ...Chapter 10 Related service information 275...
Page 282: ...276 Hardware Maintenance Manual...
Page 289: ......
Page 290: ...Part Number 74P2661 Printed in USA 1P P N 74P2661...
