IBM C79EGMST manual Extending Your Computers Battery, Life

Title: C79EGMST CreationDate: 02/10/98 09:24:42

Handling Your Computer

Extending Your Computer's

Battery

Life

The

amount

of

battery

power

consumed

by

your

computer

de

on such conditions as the usage frequency, the operating

temperature,

and

the

period

in

storage

(if unused). The f

can

help

you

to extend the life of your battery:

If

your

battery is brand new and you

are

charging

i

time,

it

might

not

become

fully charged due to the ch

of the chemicals in the

cell. To maximize performance, e

that all chemicals in the battery are fully activated

battery (fully charge, then fully discharge) three

time

follow

this

procedure

if

you

stored

the

battery for

Do not charge the battery pack until all of its power

Recharging

a battery pack that is not completely discha

shorten

battery

life.

Once

you

start

charging the

battery

pack,

do

not

use

fully

charged.

Whenever possible, use the ThinkPad battery power-saving

modes:

–

Standby:

The

LCD

and

the

hard

disk

drive

are

turned

–

Suspend:

All

tasks

are

stopped

and

stored

in

memory

t

save

power.

–

Hibernation:

All

tasks

are

stopped. The memory

data

and

the

current

status

of

the computer are stored on t

disk; then the power is turned off.

Decrease

the

LCD

brightness.

Use Advanced Power Management (APM). Each operating

system

comes

with

its

own

APM.

Stop

the

supply

of

power

to

the

internal

serial

devices

the

modem,

the

serial

port,

and

the

infrared

port,

if

in

use.

Remove

the battery

pack

and

keep

it

in

a

cool

place

not

be

using

the

computer

for a

long

period.

Chapter 1. Getting Familiar with Your 39Computer