inside today’s desktop pc

Inside Today’s Desktop PC

Section 1

Introduction to several parts of a computer

In this section you will know about

The Mother Board

Mother B

oard

In this section you will know about

The Mother Board

CPU

In this section you will know about

The Mother Board

CPU

SMPS

SMPS

In this section you will know about

The Mother Board

CPU

SMPS

Cabinet

Cabinet

In this section you will know about

The Mother Board

CPU

SMPS

Cabinet

CPU Heat Sink & Fan

CPU Heat Sink & Fan

In this section you will know about

The Mother Board

CPU

SMPS

Cabinet

CPU Heat Sink & Fan

RAM

Random Access Memory

SD (Synchronous Dynamic) RAM

In this section you will know about

The Mother Board

CPU

SMPS

Cabinet

CPU Heat Sink & Fan

RAM

Hard Disk Drive (HDD)

Hard Disk Drive (HDD)

In this section you will know about

The Mother BoardCPUSMPSCabinetCPU Heat Sink & FanRAMHard Disk Drive (HDD)Floppy Disk Drive (FDD)

Floppy Disk Drive (FDD)

Contd…

CD ROM Drive

CD ROM Drive

Contd…

CD ROM Drive

CD Writer

CD Writer

Contd…

CD ROM Drive

CD Writer

Different Screws Used

Screws

Contd…

CD ROM Drive

CD Writer

Different Screws Used

AGP Card

AGP Card

Contd…

CD ROM Drive

CD Writer

Different Screws Used

AGP Card

LAN Card

LAN Card

Mother B

oard

Mother B

oardSocket 478

Mother B

oard

North Bridge

Mother B

oard

South Bridge

Mother B

oard

CMOS Battery

Mother B

oard

Primary & Secondary

Mother B

oard

Ports

Mother B

oard

RAM Slots

DD

R R

AM

S

lots

SD

RA

M

Slots

Mother B

oard

AGP Slot

Mother B

oard

PCI Slots

Mother B

oard

CNR Slot

Mother B

oard

BIOS

Mother B

oard

ATX Power Connector

Mother B

oard

Floppy Drive Connector

Mother B

oard

CD In Jacks

Socket 478

No

rth

Brid

ge

DD

R R

AM

S

lots

SD

RA

M

Slots

South Bridge

PCI Slots

AGP Slot

BIOS

ATX Power Connector

Floppy Drive Connector

Primary Secondary

CMOS Battery

Ports

Socket 478

Locking Lever

CPU Heat sink and

Fan Retention Module

Socket 478 Close Up

Pin 1 Indication

Socket Name

Locking Lever

Socket 478

No

rth

Brid

ge

DD

R R

AM

S

lots

SD

RA

M

Slots

South Bridge

PCI Slots

AGP Slot

BIOS

ATX Power Connector

Floppy Drive Connector

Primary Secondary

CMOS Battery

Ports

North Bridge

Mother B

oardNorth Bridge

Socket 478

DD

R R

AM

S

lots

SD

RA

M

Slots

AGP Slot

Socket 478

No

rth

Brid

ge

DD

R R

AM

S

lots

SD

RA

M

Slots

South Bridge

PCI Slots

AGP Slot

BIOS

ATX Power Connector

Floppy Drive Connector

Primary Secondary

CMOS Battery

Ports

South Bridge

Mother B

oard

PCI Slots

Po

rts

BIOS

Floppy Drive Connector

Primary Secondary

CMOS Battery

Secondary

Primary

CMOS Jumper

System Fan Connector

Socket 478

No

rth

Brid

ge

DD

R R

AM

S

lots

SD

RA

M

Slots

South Bridge

PCI Slots

AGP Slot

BIOS

ATX Power Connector

Floppy Drive Connector

Primary Secondary

CMOS Battery

Ports

Ports (Back View)

Ports (Front View)

Mouse Port

Keyboard Port

Ethernet Port

USB Ports

Parallel Port

Serial Port VGA Port

Game Port

Sound Ports

Socket 478

No

rth

Brid

ge

DD

R R

AM

S

lots

SD

RA

M

Slots

South Bridge

PCI Slots

AGP Slot

BIOS

ATX Power Connector

Floppy Drive Connector

Primary Secondary

CMOS Battery

Ports

DDR RAM & SD RAM Slots

133 MHz

266 MHz

Socket 478

No

rth

Brid

ge

DD

R R

AM

S

lots

SD

RA

M

Slots

South Bridge

PCI Slots

AGP Slot

BIOS

ATX Power Connector

Floppy Drive Connector

Primary Secondary

CMOS Battery

Ports

AGP Slot

66MHz

Accelerated Graphics Port

PCI Slots

33MHz

Peripheral Component Interconnect

CNR Slot

Communications and Networking Raiser

CNR, PCI, AGP Slots

CNR Slot

PCI Slots

AGP Slot

Socket 478

No

rth

Brid

ge

DD

R R

AM

S

lots

SD

RA

M

Slots

South Bridge

PCI Slots

AGP Slot

BIOS

ATX Power Connector

Floppy Drive Connector

Primary Secondary

CMOS Battery

Ports

BIOS

Basic Input Output System

Socket 478

No

rth

Brid

ge

DD

R R

AM

S

lots

SD

RA

M

Slots

South Bridge

PCI Slots

AGP Slot

BIOS

ATX Power Connector

Floppy Drive Connector

Primary Secondary

CMOS Battery

Ports

ATX Power Connector

Floppy Drive Connector

Socket 478

No

rth

Brid

ge

DD

R R

AM

S

lots

SD

RA

M

Slots

South Bridge

PCI Slots

AGP Slot

BIOS

ATX Power Connector

Floppy Drive Connector

Primary Secondary

CMOS Battery

Ports

CD in

Socket 478

No

rth

Brid

ge

DD

R R

AM

S

lots

SD

RA

M

Slots

South Bridge

PCI Slots

AGP Slot

BIOS

ATX Power Connector

Floppy Drive Connector

Primary Secondary

CMOS Battery

Ports

CNR Slot

Pin 1 Indication

Clock Speed L2 Cache

FSB Speed

P – IV CPU Top View

Core Voltage

Pin 1 Indication

L2 Cache

SMPS

230 V AC Input

230 V AC Output

SMPS Fan

Switching Mode Power Supply

ATX Power Connector

Purple(P) +5V Stand By

Blue(Blu) -12V

Green(G) Power Supply On

White(W) -5V

Red(R) +5V

Yellow(Y) +12V

Orange(O) 3.3V

Grey(Gr) Power Good

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

O O B R B R B Gr P Y

O Blu B G B B B W R R

Peripheral Power Connector

12V 5V

GND

Floppy Power Connector

12V 5VGND

ATX 12V Connector

12V

ATX Auxiliary Connector

5VGND

3.3V

(P6)

Cabinet

Power Switch

Reset SwitchHDD LED

Power LED

SMPS Case

Mother Board Ports

case

ADD ON Cards Cases

System Fan Case

Speaker

HDD & FDD Cabin

CDD Cabin

CPU Heat Sink & Fan

Locking Levers

12VGND

Fan

Random Access Memory

SD (Synchronous Dynamic) RAM

Hard Disk Drive (HDD)

IDE ConnectorPower

Connector

Jumper Pins

IDE – Integrated Drive Electronics

HD

D Top V

iew

Instructions on Top of HDD

Jumper Settings

Floppy Disk Drive (FDD)

Eject ButtonAccess LED

FDD Back View

Data Cable ConnectorPower Connector

CD ROM Drive

Vendor Name

Volume Control

Access LED

Head Phones Jack

Speed of a CDD

52X = 52 x 150 KBps = 7800 KBps

Pin Hole

Open / Close Button

IDE Connector

Power ConnectorCD Audio Connectors

Jumper Pins

CDD Rear View

CDD Connectors Specifications

CDD Top View

CD Writer

CD Writer Rear View

IDE Connector

Power ConnectorCD Audio Connectors

Jumper Pins

Vendor Name

Volume Control

Head Phones Jack

Pin Hole

Open / Close ButtonAccess LED

Write Speed Read Speed

Re Write Speed

CD Writer Top View

Screws

Outer Inner Mother Board

AGP Card

AGP Card top view

LAN Card

RJ 45 Jack

CablesFloppy Drive Cable IDE Cables

40 Conductor

Cable

80 Conductor

Cable

Low Speed High Speed

Section 2

Assembling a

P – IV PC

In this section you will learn

How to assemble a Pentium – IV PC with • P – IV 1.6 GHz 478 pin CPU• KOB P4M266 NDFSMX Mother Board • 256 MB SD RAM• Sony FDD• Creative Infra 48X CD ROM Drive• Seagate 40 GB HDD• 10 /100 Realtek Ethernet Card

Preparing the Chassis

I / O Shield

Installing the Mother Board

Installing the CPU

Installing the CPU fan

Installing the RAM

Installing the SMPS

Installing the ATX Power Connector

Installing the HDD

Installing the FDD

Powering the HDD & FDD

Installing the CDROM Drive

Installing the LAN Card

Test Yourself

Try to identify the components

FROM NOW ON PRESS THE SPACE BAR TO PROCEED TO NEXT SLIDE

Mother B

oard

Mother B

oard

Mother B

oard

Mother B

oard

Mother B

oard

Mother B

oard

Mother B

oard

Mother B

oard

Mother B

oard

Mother B

oard

Mother B

oard

Mother B

oard

Socket 478

Socket 478 Close Up

Mother B

oard

SMPS

Purple(P) +5V Stand By

Blue(Blu) -12V

Green(G) Power Supply On

White(W) -5V

Red(R) +5V

Yellow(Y) +12V

Orange(O) 3.3V

Grey(Gr) Power Good

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

O O B R B R B Gr P Y

O Blu B G B B B W R R

12V 5V

GND

12V 5VGND

12V

5VGND

3.3V

(P6)

IDE –

Speed of a CDD

52X =

CDD Rear View

Screws

Cables

Conductor Cable

Conductor Cable

Speed Speed

Please send your comments and suggestions to

dvramakrishna@yahoo.com

Thank You

PBR VITS,KAVALI