Week Five - A Guide to Managing and Maintaining your PC 7e...

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1 A+ Guide to Managing and Maintaining your PC, 7e Chapter 5 All About Motherboards
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A+ Guide to Managing and Maintaining your PC, 7e 2 Objectives Learn about the different types and features of motherboards Learn how firmware on the motherboard controls what happens when you first turn on a PC before the OS is loaded Learn how to install, configure, and maintain a motherboard
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A+ Guide to Managing and Maintaining your PC, 7e 3 Motherboard Types and Features Motherboard – Most complicated computer component – First item to consider when building a computer – Contains many detailed components Figure 5-1 Intel DX58SO motherboard is designed with the gamer in mind Courtesy: Course Technology/Cengage Learning
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A+ Guide to Managing and Maintaining your PC, 7e 4 Processor Sockets Determine if processors board can support socket and chipset – Socket holds Intel or AMD processor Server processors – Intel Itanium and Xeon processors – Use one socket type
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A+ Guide to Managing and Maintaining your PC, 7e 5 Table 5-1 Sockets for Intel processors used for desktop computers
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A+ Guide to Managing and Maintaining your PC, 7e 6 Processor Sockets (cont’d.) Pin grid array (PGA) socket Pins aligned in uniform rows around socket Staggered pin grid array (SPGA) Pins staggered over socket Squeezes more pins into a small space Easily bent Land grid array (LGA) Uses lands rather than pins First LGA socket LGA775 socket Zero insertion force (ZIF) sockets All current processor sockets Side lever lifts processor up and out of the socket
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A+ Guide to Managing and Maintaining your PC, 7e 7 Processor Sockets (cont’d.) Intel or AMD – Important: match processor to motherboard • Refer to motherboard, processor compatibility documentation
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A+ Guide to Managing and Maintaining your PC, 7e 8 The Chipset Set of chips on motherboard Collectively control: – Memory, motherboard buses, some peripherals Manufacturers – Intel, AMD, NVIDIA, SiS Popular chipsets – High-performance chipsets: X58 – Mainstream desktop chipsets: P45, P43, P35, G45, G31 – Value desktops: 910GL, 845E, 845G, 865G – Older value desktops: 845, 845GL
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A+ Guide to Managing and Maintaining your PC, 7e 9 The Chipset (cont’d.) Accelerated Hub Architecture – Uses hub interface – All I/O buses (input/output buses) connect to hub • Hub connects to system bus North Bridge – Fast end of hub – Contains graphics and memory controller – Connects to the system bus South Bridge – Slower end of hub – Contains I/O controller hub
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A+ Guide to Managing and Maintaining your PC, 7e 10 Buses and Expansion Slots Buses – Analogous to highway transportation systems Types of cargo carried by bus: – Power, control signals, memory addresses, data Bus evolution – Evolved around data path and speed – Synchronous components work with clock cycle – Asynchronous components: out of step with CPU
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Week Five - A Guide to Managing and Maintaining your PC 7e...

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