IBM MT 9448 User Manual

IBM

Standby

mode

When

the

computer

enters

standby

mode,

the

following

events

occur

in

addition

to

what

occurs

in

screen

blank

mode:

v

The

LCD

is

powered

off.

v

The

hard

disk

drive

is

powered

off.

v

The

CPU

stops.

To

enter

standby

mode,

press

Fn+F4.

Note:

If

you

are

using

the

ACPI

operating

system,

you

can

change

the

action

of

Fn+F4.

In

certain

circumstances,

the

computer

goes

into

standby

mode

automatically:

v

If

a

“suspend

time”

has

been

set

on

the

timer,

and

the

user

does

not

do

any

operation

with

the

keyboard,

the

TrackPoint

®

,

the

hard

disk,

the

parallel

connector,

or

the

diskette

drive

within

that

time.

v

If

the

battery

indicator

blinks

orange,

indicating

that

the

battery

power

is

low.

(Alternatively,

if

Hibernate

when

battery

becomes

low

has

been

selected

in

the

“Power

Management

Properties”

window,

the

computer

goes

into

hibernation

mode.)

To

cause

the

computer

to

return

from

standby

mode

and

resume

operation,

do

one

of

the

following:

v

Press

the

Fn

key.

v

Open

the

LCD

cover.

v

Turn

on

the

power

switch.

Also,

in

either

of

the

following

events,

the

computer

automatically

returns

from

standby

mode

and

resumes

operation:

v

The

ring

indicator

(RI)

is

signaled

by

a

serial

device

or

a

PC

Card

device.

v

The

time

set

on

the

resume

timer

elapses.

Note:

The

computer

does

not

accept

any

input

immediately

after

it

enters

standby

mode.

Wait

a

few

seconds

before

taking

any

action

to

reenter

operation

mode.

Hibernation

mode

In

hibernation

mode,

the

following

occurs:

v

The

system

status,

RAM,

VRAM,

and

setup

data

are

stored

on

the

hard

disk.

v

The

system

is

powered

off.

Note:

If

the

computer

enters

the

hibernation

mode

while

it

is

docked

to

the

docking

station,

do

not

undock

it

before

resuming

normal

operation.

If

you

do

undock

it

and

then

try

to

resume

normal

operation,

you

will

get

an

error

message,

and

you

will

have

to

restart

the

system.

To

cause

the

computer

to

enter

hibernation

mode,

do

any

of

the

following:

v

Press

the

Fn+F12

keys.

v

If

you

are

using

the

ACPI

operating

system

and

have

defined

one

of

the

following

actions

as

the

event

that

causes

the

system

to

go

into

hibernation

mode,

perform

that

action.

–

Closing

the

lid.

–

Pressing

the

power

button.

–

Pressing

Fn+F4

keys.

Related

service

information

General

descriptions

25