Mother Board
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Prologic Recruitment Ltd Training Division
A+ Part I Computer Hardware
MOTHER BOARDS
Mathew Abraham Prologic Recruitment Ltd.
1
Mother Board/System Board
Overview Key terms Form Factors - AT - BABY AT - ATX - LPX & NLX
Prologic Recruitment Ltd.
2
Overview
Provides connectivity for all system components. Distributes power from power supply Provides various connectors for attaching components
Prologic Recruitment Ltd.
3
Form Factor
Form factor is the physical size and arrangement of components on the board
Prologic Recruitment Ltd.
4
XT
IBM - XT Extended Technology - Intel 8088 Processor -16 Bit Internal Bus -8 Bit External Bus -Settings controlled through Jumpers - No CMOS (Complementary-symmetry/metal-oxide semiconductor)
Prologic Recruitment Ltd.
5
AT (Advanced Technology) 1982 -Still Common Form factor -First Introduced with 80286 Processor -16 Bit Internal BUS -16 Bit External Bus -CMOS Utilized -ISA Bus expanded to 16-Bit
(Industry standard Architecture)
Prologic Recruitment Ltd.
6
Prologic Recruitment Ltd.
7
AT Identifying Components
Processor ISA slots PCI slots (Peripheral Component Interconnect) ISA slots 72 pin SIMM memory (single inline memory module) 168 pin DIMM memory IDE1,IDE2 40 pin Floppy 34 pin Power Supply (P8 & P9 for AT) Battery
(double inline memory module)
(integrated drive electronics)
Prologic Recruitment Ltd.
8
AT
No ports attached on board Processor in front of the mother board, expansion slots are running inline with processor
Prologic Recruitment Ltd.
9
Prologic Recruitment Ltd.
10
Power Connectors AT
ATX
Prologic Recruitment Ltd.
11
BABY AT Smaller Size - AT 12”w x 10-13”D - BABY AT 8.5”W x 11- 13”D DIN Style Keyboard Connector on Board
Deutsches Insitut für Normung eV
Mini DIN for Mouse Parallel & Serial Port Attached Via Cables
Prologic Recruitment Ltd.
12
ATX (Advanced Technology Extended)
1995 Integrated PS/2(Mini-DIN) for K/B& Mouse Expansion slots rotated 90 degree - Better cooling Soft power switch Single 20 pin connector from p-supply 3.3v for processor Super I/O chip Prologic Recruitment Ltd.
13
ATX
Prologic Recruitment Ltd.
14
LPX & NLX
Low Profile
New LPX
Prologic Recruitment Ltd.
15
A+ Part I Computer Hardware
MOTHER BOARDS
Mathew Abraham Prologic Recruitment Ltd.
1
Mother Board/System Board
Overview Key terms Form Factors - AT - BABY AT - ATX - LPX & NLX
Prologic Recruitment Ltd.
2
Overview
Provides connectivity for all system components. Distributes power from power supply Provides various connectors for attaching components
Prologic Recruitment Ltd.
3
Form Factor
Form factor is the physical size and arrangement of components on the board
Prologic Recruitment Ltd.
4
XT
IBM - XT Extended Technology - Intel 8088 Processor -16 Bit Internal Bus -8 Bit External Bus -Settings controlled through Jumpers - No CMOS (Complementary-symmetry/metal-oxide semiconductor)
Prologic Recruitment Ltd.
5
AT (Advanced Technology) 1982 -Still Common Form factor -First Introduced with 80286 Processor -16 Bit Internal BUS -16 Bit External Bus -CMOS Utilized -ISA Bus expanded to 16-Bit
(Industry standard Architecture)
Prologic Recruitment Ltd.
6
Prologic Recruitment Ltd.
7
AT Identifying Components
Processor ISA slots PCI slots (Peripheral Component Interconnect) ISA slots 72 pin SIMM memory (single inline memory module) 168 pin DIMM memory IDE1,IDE2 40 pin Floppy 34 pin Power Supply (P8 & P9 for AT) Battery
(double inline memory module)
(integrated drive electronics)
Prologic Recruitment Ltd.
8
AT
No ports attached on board Processor in front of the mother board, expansion slots are running inline with processor
Prologic Recruitment Ltd.
9
Prologic Recruitment Ltd.
10
Power Connectors AT
ATX
Prologic Recruitment Ltd.
11
BABY AT Smaller Size - AT 12”w x 10-13”D - BABY AT 8.5”W x 11- 13”D DIN Style Keyboard Connector on Board
Deutsches Insitut für Normung eV
Mini DIN for Mouse Parallel & Serial Port Attached Via Cables
Prologic Recruitment Ltd.
12
ATX (Advanced Technology Extended)
1995 Integrated PS/2(Mini-DIN) for K/B& Mouse Expansion slots rotated 90 degree - Better cooling Soft power switch Single 20 pin connector from p-supply 3.3v for processor Super I/O chip Prologic Recruitment Ltd.
13
ATX
Prologic Recruitment Ltd.
14
LPX & NLX
Low Profile
New LPX
Prologic Recruitment Ltd.
15
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