Lenovo Notebook Computer User Guide
32
system
(such
as
Microsoft
Windows
ME,
Microsoft
Windows
2000,
Microsoft
Windows
XP)
also
needs
to
support
ACPI.
In
Microsoft
Windows
XP
and
Microsoft
Windows
2000,
ACPI
will
overwrite
the
BIOS
power
management
settings
and
take
over
the
computer’s
power
management
functions.
Refer
to
the
Microsoft
Windows
guide
for
the
details
or
use
online
support.
Under
a
pure
DOS
system,
the
BIOS
directly
controls
the
power
management
functions.
2.1.2
The
power
management
under
Windows
XP
ACPI
mode
Under
the
ACPI
mode
of
the
Microsoft
Windows
XP
operating
system,
the
system
power
management
will
be
controlled
by
the
operating
system,
so
all
the
power
management
settings
can
be
modified
through
Control
Panel
‐
>
Performance
and
Maintenance
‐
>
Power
Options
.
2.1.3
Turn
off
the
monitor
or
hard
disk
You
can
modify
the
power
schemes
to
turn
off
the
monitor
or
hard
disk
after
the
system
is
idle
for
a
certain
time,
go
to
Control
Panel
‐
>
Performance
and
Maintenance
‐
>
Power
Options
.
2.1.4
Standby
mode
Standby
mode
suspends
the
system
to
RAM
(STR).
Under
this
mode,
the
computer
turns
off
the
monitor
and
hard
disk
to
reduce