IBM 8837 User Guide - Page 32

Using

Page 32 highlights

If you forget the power-on password, you can regain access to the server in any of the following ways: v If an administrator password is set, type the administrator password at the password prompt. Start the Configuration/Setup Utility program and reset the power-on password. v Remove the server battery and then reinstall it. See the Option Installation Guide for instructions for removing the battery. v Change the position of the power-on password override jumper (J22 on the system board) to bypass the power-on password check (see the following illustration). BIOS boot backup (J21) Password reset (J22) Force update BMC (J48) Attention: Before changing any switch settings or moving any jumpers, turn off the server; then, disconnect all power cords and external cables. See the safety information beginning on page v. Do not change settings or move jumpers on any system-board switch or jumper blocks that are not shown in this document. While the server is turned off, move the jumper on J22 to pin positions 2 and 3 (see previous illustration for jumper location). You can then start the Configuration/Setup Utility program and reset the power-on password. You do not have to return the jumper to the previous position. The power-on password override jumper does not affect the administrator password. Administrator password If an administrator password is set, you must type the administrator password for access to the full Configuration/Setup Utility menu. You can use any combination of up to seven characters (A-Z, a-z, and 0-9) for the password. Note: The Administrator Password choice is on the Configuration/Setup Utility menu only if you installed the IBM Remote Supervisor Adapter II Slimline option. Attention: If you set an administrator password and then forget it, there is no way to change, override, or remove it. You must replace the system board. Using the Boot menu The Boot Menu program is a built-in, menu-driven configuration utility program that you can use to temporarily redefine the first startup device without changing settings in the Configuration/Setup utility program. Complete the following steps to use the Boot Menu program: v Turn off the server. 20 IBM xSeries 336 Type 8837: User's Guide

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If
you
forget
the
power-on
password,
you
can
regain
access
to
the
server
in
any
of
the
following
ways:
v
If
an
administrator
password
is
set,
type
the
administrator
password
at
the
password
prompt.
Start
the
Configuration/Setup
Utility
program
and
reset
the
power-on
password.
v
Remove
the
server
battery
and
then
reinstall
it.
See
the
Option
Installation
Guide
for
instructions
for
removing
the
battery.
v
Change
the
position
of
the
power-on
password
override
jumper
(J22
on
the
system
board)
to
bypass
the
power-on
password
check
(see
the
following
illustration).
BIOS boot backup (J21)
Password reset (J22)
Force update BMC (J48)
Attention:
Before
changing
any
switch
settings
or
moving
any
jumpers,
turn
off
the
server;
then,
disconnect
all
power
cords
and
external
cables.
See
the
safety
information
beginning
on
page
v.
Do
not
change
settings
or
move
jumpers
on
any
system-board
switch
or
jumper
blocks
that
are
not
shown
in
this
document.
While
the
server
is
turned
off,
move
the
jumper
on
J22
to
pin
positions
2
and
3
(see
previous
illustration
for
jumper
location).
You
can
then
start
the
Configuration/Setup
Utility
program
and
reset
the
power-on
password.
You
do
not
have
to
return
the
jumper
to
the
previous
position.
The
power-on
password
override
jumper
does
not
affect
the
administrator
password.
Administrator
password
If
an
administrator
password
is
set,
you
must
type
the
administrator
password
for
access
to
the
full
Configuration/Setup
Utility
menu.
You
can
use
any
combination
of
up
to
seven
characters
(A–Z,
a–z,
and
0–9)
for
the
password.
Note:
The
Administrator
Password
choice
is
on
the
Configuration/Setup
Utility
menu
only
if
you
installed
the
IBM
Remote
Supervisor
Adapter
II
Slimline
option.
Attention:
If
you
set
an
administrator
password
and
then
forget
it,
there
is
no
way
to
change,
override,
or
remove
it.
You
must
replace
the
system
board.
Using
the
Boot
menu
The
Boot
Menu
program
is
a
built-in,
menu-driven
configuration
utility
program
that
you
can
use
to
temporarily
redefine
the
first
startup
device
without
changing
settings
in
the
Configuration/Setup
utility
program.
Complete
the
following
steps
to
use
the
Boot
Menu
program:
v
Turn
off
the
server.
20
IBM
xSeries
336
Type
8837:
User’s
Guide