6.
If
there
is
a
jumper
on
J28,
move
the
jumper
from
pins
1
and
2
to
pins
2
and
3
to
enable
the
SAL/EFI
backup
code
page.
If
there
is
no
jumper,
add
one
to
J28
pins
2
and
3.
7.
Replace
fans
3
and
4,
and
reconnect
all
external
cables
and
power
cords;
then,
turn
on
the
peripheral
devices.
8.
Start
up
the
server.
After
5-10
seconds,
the
blue
Attention
LED
on
the
Light
Path
card
blinks.
9.
If
the
green
access
LED
on
the
DVD/CD-RW
drive
does
not
blink
to
indicate
that
the
recovery
flash
image
is
being
read
within
2
minutes,
press
the
reset
button
on
the
front
of
the
server
to
retry
the
update.
If
the
LED
fails
to
blink
again,
the
SAL/EFI
backup
code
page
might
be
damaged,
and
you
might
need
to
replace
the
I/O
board
to
correct
the
problem.
Run
the
AMIDiag
program
to
test
the
I/O
board;
then,
see
“I/O
board,
riser
card,
and
Remote
Supervisor
Adapter”
on
page
130
for
instructions.
10.
When
the
DVD/CD-RW
LED
stops
blinking,
wait
at
least
5
minutes
for
the
flash
update
to
complete.
11.
Remove
the
Resource
CD
from
the
drive,
and
repeat
steps
3
on
page
71
through
5
on
page
71.
Then,
continue
with
step
12.
12.
Move
the
jumper
on
J28
to
pins
1
and
2
to
return
to
normal
startup
mode.
13.
Replace
the
fans,
and
close
the
cover
(see
“Closing
the
cover”
on
page
111).
14.
Reconnect
all
external
cables
and
power
cords,
and
turn
on
the
peripheral
devices.
15.
Turn
on
the
server.
Note:
You
might
need
to
update
the
system
firmware
to
the
current
level.
For
instructions,
see
“Updating
the
firmware”
on
page
39.
Clearing
a
power-on
password
This
section
applies
to
lost
or
forgotten
passwords.
For
more
information
about
lost
or
forgotten
passwords,
see
“Using
the
Configuration/Setup
Utility
program”
on
page
12.
Complete
the
following
steps
to
clear
the
power-on
password:
1.
Review
the
safety
information
beginning
on
page
197.
Attention:
When
you
handle
static-sensitive
devices,
take
precautions
to
avoid
damage
from
static
electricity.
For
details
about
handling
these
devices,
see
“Handling
static-sensitive
devices”
on
page
78.
2.
Turn
off
the
server
and
all
attached
devices.
3.
Unplug
the
power
cord,
and
disconnect
all
external
cables.
4.
Open
the
top
cover
(see
“Opening
the
cover”
on
page
88).
5.
Remove
fans
3
and
4.
For
instructions,
see
“Replacing
fan
3
or
4”
on
page
108.
72
IBM
xSeries
450
Type
8688:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide