Computer Motherboard by Michael Nwofor

Computer Motherboard

Alternatively referred to as the mb, mainboard, mobo, mobd, backplane board, base board, planar board, system board, or logic board on Apple computers. The motherboard is a printed circuit that is the foundation of a computer and allows the CPU, RAM, and all other computer hardware components to function with each other. Below is a graphic illustration of the ASUS P5AD2-E motherboard and some basic explanations of each of the major portions of the motherboard. Clicking on the below image will give you a larger more detailed version of the below picture. Motherboard components Below is a listing of links that describe each of the above mentioned motherboard components in additional detail. Links are listed in clockwise order going from the top-left corner of the image. Components not listed above or found on other motherboards are listed in the next section. Expansion slots (PCI Express, PCI, and AGP) 3-pin case fan connectors Back pane connectors Heatsink 4-Pin (P4) power connector Inductor Capacitor CPU Socket Northbridge Screw hole Memory slot Super I/O Floppy connection ATA (IDE) disk drive primary connection 24-pin ATX power Supply connector Serial ATA connections Coin cell battery (CMOS backup battery) RAID System panel connectors FWH Southbridge Serial port connector USB headers Jumpers Integrated circuit 1394 headers SPDIF CD-IN Other motherboard components Below is a listing of other motherboard components that are not shown in the above small picture or have been part of older computer motherboards. BIOS Cache memory Chipset Diode Dip switches Electrolytic Fuse Game port and MIDI header Internal speaker LCC Network header Obsolete expansion slots (AMR, CNR, EISA, ISA, VESA) Obsolete memory slots (SIMM) Onboard LED Parallel port header PS/2 header Resistor Serial port header Screw hole aka mounting hole SCSI Voltage regulator Voltage regulator module (VRM) Motherboard form factors As computers advanced, so have motherboards. Below is a listing of the various motherboard form factors and additional information about each of these form factors including ATX the most commonly used motherboard form factor today. AT ATX Baby AT BTX LPX Full AT Full ATX microATX NLX

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