4. Mother Board
TO INTERCONNECT EACH AND EVERY HARDWARE OF COMPUTER
A computer motherboard is nothing but the circuit board or
the circuit which controls the entire functioning of the
computer. All the components that form your computer are
connected to the computer motherboard.
5. Mother Board Circuit Diagram
Display Cord USB Panel
Front Panel Wire SMPS Power
Cable 1
Processor
ROM Cable
Other Exhaust Fan
Wire
Hard Disk Data
Cable
Graphics Card CMOS Battery
Sound Card
TV Tuner Card
RAM
Floppy Cable SMPS Power
Cable 2
Sound Cord
CPU Fan Wire
Screw Hole
7. ROM (READ ONLY MEMORY)
•READ DATA STORED ON CD / DVD & also RECORD or
WRITE DATA ON CD / DVD
CD-R, CD-RW,
DVD-R, DVD-RW
8. Hard Disk
INTERNAL PERMANENT STORAGE DEVICE OR
SECONDARY MEMORY (FOR STORING DATA)
E.g.:- 250 GB; 320 GB; 500 GB
9. Random Access Memory (RAM)
TO GIVE ACCESS TO DATA FOR ON GOING FUNTION
OR PROCESS ON COMPUTER
EG:- 1GB; 2GB; 3GB; 4GB; 5GB; 6GB; 7GB; 8GB
RAM (Random Access Memory) is system's short-term
memory or Primary memory. RAM is used by the system to
store data that is processed by a computer's CPU. Higher
more RAM you have, the more things your computer can
do at the same time, and the faster your computer
performs certain tasks.
10. PROCESSOR
•ACT AS PROCESSING DEVICE OF COMPUTER
e.g.:- INTEL CORE 7i ; INTEL CORE 3i ; INTEL
CORE 2 dual ; INTEL DUAL CORE ; ATOM;
AMD
The processor is the central focus of the computer. It has three main tasks:
1. Receiving input (including memory access)
2. Giving output (including memory access)
3. And performing mathematical and logical calculations
12. TV Tuner Card
Convert analog T.V signal to Digital Signal
13. LEVEL RAM PROCESSOR USE
LEVEL 1
4 GB
TO
8GB
INTEL i3 ;
INTEL i5 ;
INTEL i7
AUTO CAD; 3D
GAMES ; MAYA & 3D
STUDIO MAX (3D
ANIMATION) ; VFX
LEVEL 2
3GB
TO
5GB
CORE 2
DUAL; INTEL
i3
DESIGNING; COREL
DRAW; PHOTOSHOP;
ILLUSTRATOR;
ADOBE PREMIER
LEVEL 3
1GB
TO
3GB
ATOM ;
DUAL CORE
WORD; EXCEL;
POWER POINT; TALLY
14. STORAGE DEVICE
• PEN DRIVE
• DVD
• CD
• MEMORY CHIP or MEMORY CARD
• VCD
• FLOPPY DISK
• HARD DISK