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32 Cards in this Set
- Front
- Back
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traces
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motherboard wires that mak up the buses of the system
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form factor
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determines the physical size of the motherboard
general location of components and ports |
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chipset
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defines the type of processor and RAM the motherboard requires
determines the built in devices supported |
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components (motherboard)
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determine the core functionality of the system
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Form Factors
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industry standardized shapes
rectangular or square control the air flow (motherboard, case, and power supply) |
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AT Form Factor
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No obsolete
lack of external ports |
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slimeline form factor
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LPX (low profile extended) + NLX
riser card (daughterboard) |
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ATX Form Factor
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took over
soft power |
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soft power
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can use software to turn the pc on and off
power switch |
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micoATX Form factor
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30 percent smaller than standard ATX
uses standard connections |
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BTX Form Factor
(balanced technology extended) |
designed to improve cooling
cool in the front, warm out the back |
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thermal unit
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BTX special heat sink
fan blows the CPU air directly out the back of the case |
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proprietary motherboards
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motherboards that only work with pc makers cases
replacement is a pain |
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Chipset
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determines the type of processor the motherboard accept
capacity of RAM external and internal devices that the motherboard supporrts |
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northbridge chipset
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helps CPU work with RAM
on newer computers provides communication with video card (CPU took over control of memory) get really hot and have own heatsink MCH IOH |
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southbridge
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handles some expansion devices and mass storage drives (hard drives)
dont heat ICH Legacy I/O controller hub |
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super I/O chip
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work with the chip set but is not one
supports old devices (floppy, modems) |
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system ROM chip
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provides part of the BIOS for the chipset
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USB/Firewire
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most motherboards contain multiple connections but only have a few in the back
use dongles to make more connections to the front or back |
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dongles
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usb and firewire cord that connects to the mother board
use to add usb and firewire ports to the front of the computer |
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RAID redundant array of independent disks
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very common on motherboards
mirroring |
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mirroring
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process of using 2 drives to hold the same data
(good for safety incase one fails) |
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AMR audio modem riser
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designed to take specialized AMR devices (modems, sound cards and network cards)
FCC Certification obsolete (CNR) is used now |
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choosing the motherboard and case
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type of motherboard
form factor how rich in features |
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motherboard book
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the manual for the motherboard
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uninstalling the motherboard
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take off all of the components
unscrew from the standouts ESD! |
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installing the motherboard
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you can install the CPU, CPU fan and the RAM before installing into the case
you can short the motherboard if you leave a screw standout beneath the motherboard |
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motherboard failures
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catastrophic, component, etheral
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catastrophic motherboard failure
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PC wont boot
brand new systems due to manufacturing defects (burn in failure) ESD first 30 days |
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component failure
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rarely
flaky connections |
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ethereal symtoms motherboard
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BSOD
stuff stops working sometimes |
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troubleshooting motherboard
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check
replace verify good component |
