background image

v

   

Shock

 

sensor

 

is

 

enabled

 

and

 

the

 

head

 

of

 

the

 

primary

 

hard

 

disk

 

drive

 

is

 

unloaded

 

due

 

to

 

shock

 

condition.

 

In

 

this

 

state,

 

the

 

computer

 

has

 

detected

 

the

 

shock

 

condition

 

and

 

the

 

head

 

of

 

the

 

primary

 

hard

 

disk

 

drive

 

is

 

unloaded

 

to

 

protect

 

the

 

hard

 

disk

 

drive

 

from

 

physical

 

damage.

  

v

   

Shock

 

sensor

 

is

 

set

 

to

 

temporarily

 

ignore

 

frequent

 

repetitive

 

shocks

 

such

 

as

 

those

 

experienced

 

when

 

in

 

a

 

train

 

or

 

automobile.

    

User

 

interface

 

and

 

task

 

tray

 

applet

 

The

 

active

 

protection

 

system

 

application

 

program

 

is

 

installed

 

as

 

part

 

of

 

the

 

IBM

 

Hard

 

Drive

 

Active

 

Protection

 

System

 

driver

 

package

 

on

 

Windows

 

2000

 

and

 

Windows

 

XP

 

platforms

 

using

 

InstallShield

 

version

 

6.3.

 

Once

 

this

 

package

 

is

 

installed,

 

an

 

icon

 

is

 

added

 

to

 

the

 

system

 

tray

 

in

 

response

 

to

 

detecting

 

an

 

excessive

 

shock.

 

The

 

user

 

can

 

remove

 

the

 

system

 

tray

 

icon

 

by

 

right-clicking

 

in

 

the

 

system

 

tray

 

and

 

selecting

 

Remove

 

Hard

 

Drive

 

Active

 

Protection

 

icon

 

from

 

the

 

System

 

Tray

 

or

 

by

 

clearing

 

the

 

Show

 

hard

 

drive

 

active

 

protection

 

icon

 

in

 

the

 

system

 

tray

 

checkbox.

 

InstallShield

 

installs

 

the

 

following

 

components:

 

v

    

ShockPrf.sys:

 

kernel

 

mode

 

device

 

driver

 

for

 

prediction

 

algorithm

 

and

 

hard

 

disk

 

drive

 

control

 

v

   

Shockmgr.sys:

 

kernel

 

mode

 

driver

 

for

 

miscellaneous

 

operation

 

v

    

Sensor.dll:

 

application

 

interface

 

dll

 

v

   

TpShCPL.cpl:

 

control

 

applet

 

v

   

TpShocks.exe:

 

task

 

tray

 

application

 

v

   

TpShCPL.dll:

 

bitmap

 

resource

 

file

 

for

 

this

 

application

 

program

 

v

    

TpShPrm.hta:

 

promotion

 

pop-up

 

window

 

v

   

TpShPrm.gif:

 

animation

 

for

 

promotion

 

pop-up

 

window

 

v

    

TpShPrm.jpg:

 

banner

 

picture

 

for

 

promotion

 

pop-up

 

window

Use

 

the

 

task

 

tray

 

menu

 

to

 

enable

 

and

 

disable

 

the

 

active

 

protection

 

system.

 

Select

 

Enable

 

Hard

 

Drive

 

Active

 

Protection

 

on

 

the

 

system

 

task

 

tray

 

to

 

enable

 

the

 

shock

 

detection

 

and

 

protect

 

the

 

primary

 

hard

 

disk

 

drive

 

from

 

damage.

 

To

 

see

 

the

 

list

 

of

 

options

 

for

 

the

 

protection

 

system,

 

double-click

 

the

 

icon

 

in

 

the

 

system

 

tray,

 

click

 

Start

 

-->

 

All

 

Programs

 

-->

 

Access

 

IBM

 

-->

 

IBM

 

Hard

 

Drive

 

Active

 

Protection

,

 

or

 

open

 

the

 

Control

 

Panel

 

and

 

double-click

 

IBM

 

Hard

 

Drive

 

Protection

.

 

The

 

properties

 

window

 

is

 

displayed:

    

Figure

 

3.

   

Figure

 

4.

   

Figure

 

5.

   

4

 

IBM

 

Active

 

Protection

 

System

 

Whitepaper

Summary of Contents for Active Protection System

Page 1: ...IBM Active Protection System Whitepaper ...

Page 2: ... October 2003 Copyright International Business Machines Corporation 2003 All rights reserved US Government Users Restricted Rights Use duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp ...

Page 3: ...hard disk drive on select ThinkPad computers using Microsoft Windows XP or Windows 2000 The protection system does not support protection of any secondary hard disk drives including those installed in an UltraBay drive bay The active protection system functions only with the 2 5 hard disk drive provided by IBM due to special customization IBM Active Protection System Design The active protection s...

Page 4: ...ning of the current shock or posture change Use of Prediction Algorithm The active protection system employs a heuristic learning algorithm to track system orientation The Shock Manager a system thread created by the Shockprf sys of a kernel mode device driver analyzes the variations in acceleration and collects system orientation data into the Shock History Database The collected data is then use...

Page 5: ...stem tray icon v Shock sensor is disabled In this state shock sensor monitoring is not enabled and hard drive active protection is not activated v Shock sensor is enabled but no shock is detected In this state shock sensing is enabled and monitoring the shock condition The active protection system does not detect any shock condition and the internal primary hard disk drive is operating normally Fi...

Page 6: ... drive active protection icon in the system tray checkbox InstallShield installs the following components v ShockPrf sys kernel mode device driver for prediction algorithm and hard disk drive control v Shockmgr sys kernel mode driver for miscellaneous operation v Sensor dll application interface dll v TpShCPL cpl control applet v TpShocks exe task tray application v TpShCPL dll bitmap resource fil...

Page 7: ...itive low level shocks such as those experienced when riding on a train or airplane If enabled this option functions when the ratio of the duration of stopping the hard disk drive caused by the protection system responding to low level shocks exceeds a specific percentage within a certain amount of time Once the shock sensor detects a stable environment for an extended amount of time this option r...

Page 8: ...eature is enabled by default but the user can manually change choice at any time via the software utility Cancel feature for impulse type vibration This feature cannot be manually controlled by the user The Shock Manager ignores impulse type acceleration change so as to minimize prediction failures An adaptive low pass filter function inside the Shock Manager performs this function Heuristic sensi...

Page 9: ...in transactions therefore this statement may not apply to you This information could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication IBM may make improvements and or changes in the product s and or the program s described in this publication at any time without notic...

Page 10: ...the United States other countries or both IBM ThinkPad Microsoft Windows and Windows NT are trademarks of Microsoft Corporation in the United States other countries or both Other company product or service names may be trademarks or service marks of others 8 IBM Active Protection System Whitepaper ...

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