TECHNICAL ARCHITECTURE DESIGN IS CALLED FORM FACTOR
FORM
FACTORS
|
WIDTH
|
DEPTH
|
CASE
|
AT
(Full AT)
|
12"
|
11” to 13”
|
Full Tower
|
AT
(Baby AT)
|
8.5”
|
10” to 13”
|
Slim Tower
|
ATX
|
12”
|
9.6”
|
Mini Tower
|
Mini
ATX
|
11.2”
|
8.2”
|
Mini Tower
|
LPX
|
9”
|
11” to 13”
|
Slim Tower
|
Mini
LPX
|
8.9”
|
10” to 11”
|
Slim Tower
|
NLX
|
8.9”
|
10” to 13.6
|
Slim Tower
|
- WORLD FIRST FORM FACTOR OF MOTHERBOARD IS IBM-PC , THEN THE NEXT MOTHERBOARD IS IBM-PC-XT , AND THEN THE LAST FORM FACTOR MADE BY IBM IS IBM-PC-AT.
- BABY AT IS ONLY FOR BRANDED PC .
- VIDEO CARD, SERIAL PORT ETC. ARE NOT AVAILABLE IN AT MOTHERBOARD.
- ONLY 1 CONNECTOR IS AVAILABLE IN IT, THAT IS DIN CONNECTOR.
- RAM , ROM , BIOS CHIP, BATTERY , DIP SWITCH AND JUMPER ARE AVAILABLE IN AT MOTHERBOARD
- IF WE WANT TO CONNECT VIDEO CARD , LAN CARD , SOUND CARD , PARALLEL PORT OR SERIAL PORT IN AT MOTHERBOARD , WE USE RAISER CARD.
- RAISER CARD IS A CARD IN WHICH ALL CARDS ARE CONNECTED.
- DIP SWITCH IS USED FOR CLEAR BIOS SETUP CONFIGURATION.IT IS ALSO USED FOR ON/OFF BETWEEN ISA SLOT AND EISA SLOT.
- THE PROCESSOR OF AT MOTHERBOARD IS 8 bit or 16 bit.
- AT MOTHERBOARD IS THE OLDEST MOTHERBOARD.
AT MOTHERBOARD
Personal Computer Used in Home and Office normal Standard Motherboard Form Factor IBM.
PCB are found in many colours. These are:-
Diagram of PCB given by IBM.
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