IBM 8862 Hardware Maintenance Manual - Page 35

Password, override, jumper

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7. POST starts. Select 1 - Update POST/BIOS from the menu that contains various flash (update) options. 8. When you are asked whether you want to move the current POST/BIOS image to the backup ROM location, type N. Attention: Typing Y will copy the damaged BIOS code into the secondary page. 9. When you are asked whether you would like to save the current code to a diskette, select N. 10. Type 1 and press Enter to continue. Attention: Do not restart or power off the server until the update is completed. 11. Turn off the server. 12. Move jumper J19 back to pins 1 and 2 to return to normal startup mode. 13. Replace the cover; then, restart the server. Password override jumper Change the position of the password override jumper by using the following procedure: 1. Read "Safety information" on page 147 and "Handling static-sensitive devices" on page 30. 2. Turn off the server and peripheral devices and disconnect all external cables and power cords; then, remove the cover. IXA voltage 3 2 1 jumper (J26) Boot recovery (BIOS) jumper (J19) Power-on password override jumper (J20) Disable Wake on LAN 1 2 3 jumper (J24) 3. Locate the power-on password override jumper (J20), removing any components that impede access to the jumper. Note: You might have to remove the Remote Supervisor Adapter II to access the jumper. 4. Move the jumper from pins 1 and 2 (default) to pins 2 and 3. Chapter 3. Diagnostics 25 123 123

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7.
POST
starts.
Select
1
-
Update
POST/BIOS
from
the
menu
that
contains
various
flash
(update)
options.
8.
When
you
are
asked
whether
you
want
to
move
the
current
POST/BIOS
image
to
the
backup
ROM
location,
type
N.
Attention:
Typing
Y
will
copy
the
damaged
BIOS
code
into
the
secondary
page.
9.
When
you
are
asked
whether
you
would
like
to
save
the
current
code
to
a
diskette,
select
N.
10.
Type
1
and
press
Enter
to
continue.
Attention:
Do
not
restart
or
power
off
the
server
until
the
update
is
completed.
11.
Turn
off
the
server.
12.
Move
jumper
J19
back
to
pins
1
and
2
to
return
to
normal
startup
mode.
13.
Replace
the
cover;
then,
restart
the
server.
Password
override
jumper
Change
the
position
of
the
password
override
jumper
by
using
the
following
procedure:
1.
Read
“Safety
information”
on
page
147
and
“Handling
static-sensitive
devices”
on
page
30.
2.
Turn
off
the
server
and
peripheral
devices
and
disconnect
all
external
cables
and
power
cords;
then,
remove
the
cover.
3
2
1
1
2
3
1
2
3
1
2
3
IXA voltage
jumper (J26)
Disable Wake on LAN
jumper (J24)
Power-on password override
jumper (J20)
Boot recovery (BIOS)
jumper (J19)
3.
Locate
the
power-on
password
override
jumper
(J20),
removing
any
components
that
impede
access
to
the
jumper.
Note:
You
might
have
to
remove
the
Remote
Supervisor
Adapter
II
to
access
the
jumper.
4.
Move
the
jumper
from
pins
1
and
2
(default)
to
pins
2
and
3.
Chapter
3.
Diagnostics
25