A. ESSEN.-(220-701)

B. PRACTICAL-(220-702)

COMPUTER HARDWARE (27%)

TROUBLE SHOOTING REPAIRING MAINTANCE (10%)

OPERATING SYSTEM AND SOFTWARE (20%)

NETWORKING (20%)

SECURITY (8% )

OPERASTIONAL PROCEDURE (15%)

WE CAN REPAIR LOOK & TOUCH IT IS CALLED COMPUTER HARDWARE..

COMPULSARY DEVICE OF COMPUTER ..

MONITOR

KEY BOARD

MOUSE

HDD

RAM

CPU

MOTHER BOARD

DVD (R/W)

CABINET WITH SMPS

FREQUENCY = IT IS A MEDIUM OF WAVE THAT

MEDIA CAN PASS..

EXAMPLE=

MB =1033

CPU= 733

RAM=533

PRINTER

MODEM

WIFI

SPEAKAR

LAN CARD

USB

BLUE TOOTH

JOY STICK

TRACK BALL

AIR FHONE

It is a controller device all device connected to

the mother board And mother board is control

this device. it is also called main board.

Types of mother board Base of technology :-

> 1. Non Integrated mother board.

> 2. Integrated mother board.

Is not given on board facilities it is used AT power supply (12pin) it’s mother board series –8080,8088,80286, if u want connect any device to the mother board than used to card ( Lan/card/soundcard.)

It have given on board

facilities it is used ATX

power supply ( 20/24/28

) It mother board series.

TYPES OF MOTHER BOARD BASE OF FROM FACTOR (POWER SUPPLY)

1.Chipset mother

board Intel + VIA

2.Original mother

board Intel + Intel

2. Original Mother board :-

It is used same company mother board man

chipset ( intel+intel )

1. PS/2 Port ( play station )

2. VGA PORT ( video graphics adapter )

4. Serial Port

6. RJ – 45 Port ( resister jack 45 )

8. SOUND Port

10. HDMI Port ( high definition

multimedia interface )

12. IDE Port ( integrated device

electronics) pate parrellel

IT IS A PROCESSING DEVICE WITH THE HELP OF

CPU WE CAN CALCULATE ANY DOCUMENT

IMAGE INSTRUCTION AND DATA.

ITS SAFE IS SMALL SO IT IS ALSO CALLED

MICRO PROCESSOR.

1. NORMAL CPU

2. HYPER CPU

3. MOBILE CPU

4. CENTRINO CPU

5. QUAD CORE CPU

6. DUAL CORE CPU

7. CORE 2 DUE CPU

8. CORE i3 CPU

9. CORE i5 CPU

10. CORE i7 CPU

TYPES OF CPU

SOC-4 INTEL PENTIUM-1 60-66 MHz 273

SOC-8 P-1 INTEL PENTIUM-2-3 66-133 MHz 242

SOC-463 NEXGEN NX-586 ------------- 463

NEXGEN X-ENON -------------

SOC-370 INTEL PENTIUM-3 66-133 MHz 370

INTEL CELERON

VIA CYRIX-3

(VIA C3)

SOC-462 AMD ATHLON

SOC-A AMD DURON 100-200 MHz 462

AMD ATHLON XP

AMD ATHLON XP-M

AMD ATHLON MP

AMD SEMPRON

SOC-423 INTEL PENTIUM-4 400 MT/s(100 MHz) 423

SOC-478 INTEL PENTIUM-4 400-800 MT/s 478

SOC-N INTEL CELERON

INTEL PENTIUM-4 EE

INTEL PENTIUM-4 M

LGA-775 INTEL PENTIUM-4 1500 MHz 775

SOC-T INTEL PENTIUM-D

INTEL CELERON

INTEL CELERON-D

INTEL PENTIUM XE

INTEL CORE 2 DUO

INTEL CORE 2 QUAD

INTEL XEON

LGA1366 INTEL CORE i7 (900 SERIES) 4.8-6.4GT/s 1366

SOC-B INTEL XEON(35xx,36xx,

55xx,56xx SERIES)

LGA-1156 INTEL CORE i7 (800 SERIES) 2.5 GT/s 1156

SOC- H INTEL CORE i5 (700-600

SERIES)

INTEL CORE i3(500 SERIES)

INTEL XEON(X3400,L3400

SERIES)

SOC-AM3+ AMD FX -------- 942(OPU

71PIN)

G-31 DUAL CORE -------- ---------

G-41 DUAL CORE -------- ---------

G-61 DUAL SECOND GEN. CORE i3 -------- ---------

SOCKET FEMALE CPU MALE

MeMORY DeVICE

It is also known as cache RAM it have two types Internal cache ram & External cache RAM . Internal cache RAM is inbuilt in CPU (L1,L2) & External cache RAM is inbuilt in Motherboard (L3). It is used to store a data in temporary format .

SD RAM [SYNCRONUS DYNAMIC]

It have 168 pins on 168 pin DIMM slot Its capacity is 64mb,128mb,512mb

It has 2 cuts and it have pins between cuts

[RAMBUS DYNAMIC]

It have 184 pins on 184 pin RIMM

slot

Its capacity is 64mb,128mb,512mb

It has 2 cuts and it doesn't have pins

between cuts

It have 240 pins on 240 pin DIMM slot Its capacity is 1GB,2GB,4GBIt has 1cut it’s operating volt is 1.5vFSB=1000 to 2000 MHzit have small ball IC

It have 200 pins on 200 pin SODIMM slot

Its capacity is 1GB,2GB,4GBIt has 1cut

it is use in laptop FSB=1000 to 2000 MHz

it have small ball IC

STORAGE DEVICE

HDD

IDE HDD

SATA HDD

SCSI HDD

USB HDD

FDD (floppy disk drive)

CD Rom (Compact Disk)

Types of HDD

IDE HDD ( Integrated

device electronics )

4 pin – power

connector

8 pin jumper

40 pin – Data

connector

15 pin ---power

connecter

7 pin---data

connecter

SATA HDD(serial advanced technology attachments)

Narrow type SCSI HDD

4 ---- pin power connecter

50--- pin data connecter

Wide type SCSI HDD

4 --- pin power connecter

68--- pin data connecter

USB port ---4 pin

it is used to storage a data in permanent format time do not use thee FDD

because its capacity a little.

Type of FDD base of size

3 ½ inch

5 ¼ inch

Type of FDD base of capacity

360 kb

720 kb

1.2 MB

1.44 MB

2.88 MB

CD Rom it is used to input and output of any data with the help of

CD/DVD

CD ROM it is used to

input and output of

any data with the

help of CD/DVD

Type of CD Rom

IDE CD Rom

SATA CD Rom

SCSI CD Rom

USB CD Rom

Type of CD Rom base of writing

CD ROM( CD read only )

CD RW( CD read write )

DVD ROM ( CD r/w DVD read)

DVD RW(CD/DVD–read

DVD RW ( CD/DVD -read /write)

OUTPUT DEVICE

Monitor

CRT MONITOR (CATHOD RAY TUBE)

LCD MONITOR(LIQUID CRYSTLE DISPLAY)

TFT MONITOR (THIN FILM TRANSISTOR)

LED MONITOR(LIGHT EMMETING DIODE)

3D MONITOR (3RD DIMENSION)

BLACK & WHITE MONITOR

GRAY MONITOR

COLOUR MONITOR (R.G.B.){RED,GREEN,BLUE}

10 “(INCH)

15 “(INCH)

17 “(INCH)

19 “(INCH)

21 “(INCH)

32 “(INCH)

42 “(INCH)

VGA - 15 PIN

DVI -24 PIN

HDMI -19 PIN

PRINTER :- PRINTER IS A OUTPUT DEVICE IT IS

PROVIDE ANY DOCUMENT ANY DOCUMENT DATA

AND IMAGE HARD COPY IT IS USE COUNTINIOUS

PAPER SHEET AND PLAIN PAPER..

IMPACT PRINTOR

NON IMPACT PRINTOR

THIS TYPES OF PRINTER HAVE DIRECT

RELATION SHEEP BETWEEN PRINT MEDIA PAPER

(HEAD)

PRINT QUALITY IS COUNT IN (DPI) IT IS USE

MAXIMUM COUNTENEUSE PAPER SHEET..

TYPES OF IMPACT PRINTER

1.DMP {DOT MATRIX PRINTER}

2.DAISY WHEEL

3.LINE PRINTER

THIS TYPES OF PRINTETR HAVE NOT DIRECT

RELATION SHEEP BETWEEN PRINT MEDIA AND

PAPER ITS PRINT QUALITY IS CAUNT PPM (PAGE

PER MINUTE)IT IS USE MAXIMUM PLAIN PAPER..

TYPES OF NON IMPACT PRINTER

INKJET (DESKJET)

LASER PRINTER

HARD COPY SOFT COPY

LOOK FEEL AND

TOUCH

SLOW

FAX SEND (VIA FAX

MACHINE)

IT IS PROVIDE

PRINTER

VIRUS PROTECTED

LOOK AND FEEL

FAST

EMAIL SEND

IT IS PROVIDE

MONITER

VIRUS INFECTED

IT IS A IMPACT PRINTER IT IS USE CANTINIOUS

PAPER SHEET ITS PRINT QUALITY IS CAUNT DPI

(DOT PER INCH)

IT HAVE TWO SECTION

MACHINICAL AND ELECTRICAL

RIBBEN

HEAD

PAPER ROLLER

MOTAR

SENSAR

TRANCTAR

BELT ROD

THERE ARE TWO TYPES OF HEAD..

9PIN

24 PIN

IT IS A NON IMPACT PRINTER IT IS USED PLAIN

PAPER ITS QUALITY IS CAUNT PPMN IT HAVE

TWO SECTION MECHENICAL AND ELECTICAL ITS

MAIN PART PAPER TRAY

ENCODER STRIP,SEPERATION PAD,PAPER FEED

MOTER,PAPER ROLLER,PAWER CARD

&CONTROLLER CARD

POWER DEVICE(Switch mode power supply)

it is used to

provide power

supply in ATX

motherboard it

have 20 pin its

motherboard

series p3 , and p4

3.BTX SMPS

it is used to

provide power

supply in ATX

motherboard it

have 24 pin its

motherboard .

4.WTX SMPS

it is used to

provide power

supply in ATX

motherboard it

have 20+4+4 pin

its motherboard

series p4

COLOUR

BLACK

ORANGE

RED

WHITE

YELLOW

BLUE

GREEN

GRAY

VOILET

VOLTAGE

0V.(GND)

+3.3V

+5V.

-5V.

+12V.

-12V

+5V.PS ON(POWER SUPPLY ON)

+5V.PG(POWER GOOD)

+5V.SB(STAND BY)

POWER DEVICE

UNINTRAPTED POWER SUPPLY

UPS

It is used to non stop

given power supply and

its backup is 15-18

minat with the help of

ups we can save

hardware and software

its mean part battery

(12v 7.5A) auto

transformer and

charging circuit.

TYPES OF UPS

Ac-on-charging

process ac-

cUt off-backup

provide

1. OFF LINE UPS

2.ON LINE UPS

Ac-on –charging

process /backup

provide ac cUt off –

backup provide

continoue backup

provide.

3.LINE INTRACTIVE UPS

Ac –on –low(180v)

and high

(240v)=220v fix ac

–on- charging

/backup ac cut off

–backup provide .

Keyboard Mouse

K EYBOARD :-- Keyboard is a input device . It is

used to input (feed) any data and

instruction.

Types of keyboard :-

1. Normal Keyboard :- 83,84 Keys.

2. Multimedia Keyboard :-

101,102,103,105,108,11,113,121,and

etc.

Types of keyboard :-

Base Of connectors

1. Serial Keyboard :- 9 PIN

2. PS (Din type ) KB :- 5 PIN

3. PS/2 Keyboard :- 6 PIN

4. USB keyboard :- 4 PIN

5. Wireless Keyboard :- wifi device (Cell)

(ON/Off Switch)

Block Diagram of Keyboard :-

M ouse :- Mouse is a input device . It is used

to fast switching. It is indicate to

pointer.

Types of Mouse :-

1. Ball Mouse

2. Mechanical Mouse

3. Optical Mouse (Laser Mouse)

Types of Mouse :-

Base Of connectors

1. Serial Mouse :- 9 PIN

2. PS (Din type ) Mouse :- 5 PIN

3. PS/2 Mouse :- 6 PIN

4. USB Mouse :- 4 PIN

5. Wireless Mouse :- wifi device (Cell)

(ON/Off Switch)

Block Diagram of Mouse :-

To Check the AC output power socket (220V)

To Check the power cable

To Check SMPS output supply (DC)

TO check mother board

To Check the self testing of monitor

To Check the VGA cable

To Check the RAM- continue beep

To Check the CPU- AlterNet beep

To Check the mother board

To Check the earthling wire

To Check the SMPS output supply

To Check the CPU fan loose connection and CPU

over hit

To Check the mother board

To Check the virus

To Check the restart key

To Check the operating system

To Check the hardware configurations

To Check the virus

To Check the OS multitasking

DIGITAL ELECTRONIC

ANALOG ELECTRONIC

Digital electronic => Its total input depended on output

Analog electronic => Its total output is depended on input

Binary number 0 1 base = 2

Nibble value 0 1 0 1 base = 4

Decimal number 0 - 9 base = 10

Hexa decimal number 0 – 9 A – f base = 16

Hexa decimal

0

1

2

3

4

5

6

7

8

9

A

B

C

D

E

F

Binary

8 4 2 1

0 0 0 0

0 0 0 1

0 0 1 0

0 0 1 1

0 1 0 0

0 1 0 1

0 1 1 0

0 1 1 1

1 0 0 0

1 0 0 1

1 0 1 0

1 0 1 1

1 1 0 0

1 1 0 1

1 1 1 0

1 1 1 1

It is use to provide to softy in electrical cirqet

Testing = its continue beep then ok

Testing = its so the value then ok

Corben Resistance

Wire Resistance

Chip jumper Resistance

Network Resistance

Chip Resistance

Thermostat Resistance

LDR Resistance

It is use to filter and store electrical current

It Is so the value or one time beep then ok

RAJENDRA TETE GROUP

BALAGHAT (MP)