IBM 8478 Hardware Maintenance Manual - Page 46

Using, passwords

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A message appears above the choices on this menu to alert you that the system might malfunction if these options are configured incorrectly. Follow the instructions on the screen carefully. - Cache Control Select this choice to enable or disable the microprocessor cache. Attention: Do not make changes to the Cache Control unless directed to do so by an IBM authorized service representative. - ROM Shadowing Select this choice to enable or disable the state of a ROM shadowing. - Chipset Feature Select this choice to modify settings that control features of the core chip set on the system board. Attention: Do not make changes to the Chipset Feature unless directed to do so by IBM. - Memory Settings If a memory error is detected during POST or memory configuration, the server can automatically disable the failing memory bank and continue operating with reduced memory capacity. If this occurs, you must manually enable the memory bank after the problem is corrected. Select Memory Settings from the Advanced Setup menu, use the arrow keys to highlight the bank that you want to enable; then, use the arrow keys to select Enable. v Power Management Setup Select this choice to enable or disable system power savings. v Save and Exit Setup Select this choice to save the customized settings. v Load Optimized Defaults Select this choice to discard changes and restore the factory settings. v Exit Without Saving Select this choice if you want to exit without saving changes, or if no changes have been made. Using passwords The System Security choice appears only on the full Configuration/Setup Utility menu. After you select this choice, you can set a power-on password or an administrator password. 36 Hardware Maintenance Manual: xSeries 200

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A
message
appears
above
the
choices
on
this
menu
to
alert
you
that
the
system
might
malfunction
if
these
options
are
configured
incorrectly.
Follow
the
instructions
on
the
screen
carefully.
–
Cache
Control
Select
this
choice
to
enable
or
disable
the
microprocessor
cache.
Attention:
Do
not
make
changes
to
the
Cache
Control
unless
directed
to
do
so
by
an
IBM
authorized
service
representative.
–
ROM
Shadowing
Select
this
choice
to
enable
or
disable
the
state
of
a
ROM
shadowing.
–
Chipset
Feature
Select
this
choice
to
modify
settings
that
control
features
of
the
core
chip
set
on
the
system
board.
Attention:
Do
not
make
changes
to
the
Chipset
Feature
unless
directed
to
do
so
by
IBM.
–
Memory
Settings
If
a
memory
error
is
detected
during
POST
or
memory
configuration,
the
server
can
automatically
disable
the
failing
memory
bank
and
continue
operating
with
reduced
memory
capacity.
If
this
occurs,
you
must
manually
enable
the
memory
bank
after
the
problem
is
corrected.
Select
Memory
Settings
from
the
Advanced
Setup
menu,
use
the
arrow
keys
to
highlight
the
bank
that
you
want
to
enable;
then,
use
the
arrow
keys
to
select
Enable
.
v
Power
Management
Setup
Select
this
choice
to
enable
or
disable
system
power
savings.
v
Save
and
Exit
Setup
Select
this
choice
to
save
the
customized
settings.
v
Load
Optimized
Defaults
Select
this
choice
to
discard
changes
and
restore
the
factory
settings.
v
Exit
Without
Saving
Select
this
choice
if
you
want
to
exit
without
saving
changes,
or
if
no
changes
have
been
made.
Using
passwords
The
System
Security
choice
appears
only
on
the
full
Configuration/Setup
Utility
menu.
After
you
select
this
choice,
you
can
set
a
power-on
password
or
an
administrator
password.
36
Hardware
Maintenance
Manual:
xSeries
200