13-Motherboard Components

13-Motherboard Components - Motherboard Components...

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Tathagata Bhattacharjee 1 Motherboard Components Presenter Tathagata Bhattacharjee
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Tathagata Bhattacharjee 2 Looking Inside • The major components are: –Power Supply –Motherboard –Memory –Card Slots –Cards (sound, video, network) –CPU, heatsink and fan –Drives (floppy, hard and CD-ROM)
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Tathagata Bhattacharjee 3 COMPONENTS power supply hard drive motherboard CD-ROM drive floppy drive cards
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Tathagata Bhattacharjee 4 Hard Drive CD-ROM Drive
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Tathagata Bhattacharjee 5 Floppy Drive Ribbon Cables
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Tathagata Bhattacharjee 6 Video Card Sound Card
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Tathagata Bhattacharjee 7 Network Card RAM
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Tathagata Bhattacharjee 8 Look Inside Again RAM BANK CPU, Fan, Heatsink Card Slots (ISA & PCI)
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Tathagata Bhattacharjee 9 Motherboard
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Tathagata Bhattacharjee 10 Motherboard • A motherboard is the physical arrangement in a computer that contains the computer's basic circuitry and components. • On the typical motherboard, the circuitry is imprinted or affixed to the surface of a firm planar surface and usually manufactured in a single step. • The most common motherboard design in desktop computers is the AT, based on the IBM AT motherboard. • Recent motherboard specification, ATX, improves on the AT design.
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Tathagata Bhattacharjee 11 • In both the AT and ATX designs, the computer components included in the motherboard are: –The microprocessor –(Optionally) coprocessors –Memory –basic input/output system (BIOS) –Expansion slot –Interconnecting circuitry
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Tathagata Bhattacharjee 12 • ATX is an industry-wide specification for a desktop computer's motherboard. • ATX improves the motherboard design by taking the small AT motherboard (sometimes known as the "Baby AT" or BAT) that was an earlier industry standard and rotating by 90 degrees the layout of the microprocessor and expansion slots.
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Tathagata Bhattacharjee 13 • This allows space for more full- length add-in cards. • A double-height aperture is specified for the rear of the chassis, allowing more possible I/O arrangements for a variety of devices such as TV input and output, LAN connection, and so forth. • The new layout is also intended to be less costly to manufacture.
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Tathagata Bhattacharjee 14 • Fewer cables are needed. • The power supply has a side- mounted fan, allowing direct cooling of the processor and cards, making a secondary fan unnecessary. • Almost all major computer manufacturers, including IBM, Compaq, and Apple build desktops with ATX motherboards. • IBM is using ATX in both Intel and PowerPC platforms.
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Tathagata Bhattacharjee 15 BIOS BIOS (basic input/output system) is the program a personal computer's microprocessor uses to get the computer system started after you turn it on. BIOS is a program that is made accessible to the microprocessor on an erasable programmable read- only memory (EPROM) chip.
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Tathagata Bhattacharjee 16 When you turn on your computer, the microprocessor passes control to the BIOS program. When BIOS boots up (starts up) your
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This note was uploaded on 07/15/2011 for the course ECO 2023 taught by Professor Mr.raza during the Summer '10 term at FAU.

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13-Motherboard Components - Motherboard Components...

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