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Parts of the Motherboard

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  • Connect to the power switch, reset switch, power LED, hard drive LED, and front audio ports of a computer case.
    Front panel connectors
  • Allow additional USB connections to be added to the computer.
    USB Header connector
  • Connects to the 4-pin power cable of a power supply unit which supplies power to the CPU
    4 pin power connector
  • Alternatively known as expansion bus. It provides an installation point for a hardware expansion card to be connected.
    Expansion card slot
  • Supply power to the CPU fan and computer case fans
    Fan header connectors
  • Allow the computer to close an electrical circuit and allowing the electricity to flow certain sections of the circuit board. Consist of a set of small pins that can be covered with a small plastic box (jumper block).
    Jumpers
  • It connects a power supply to an ATX style motherboard. It has 20 or 24-pin female connectors
    ATX power connector
  • it sets a password for accessing the computer.
    Security
  • Also known as the Input/Output Controller Hub (ICH). The chipset that allows the CPU to communicate with PCI slots, PCI-Ex1, SATA connectors, USB ports, Ethernet ports, and on-board audio. Normally located near the expansion slots.
    South bridge
  • Also known as Memory Controller Hub (MCH). The chipset that allows the CPU to communicate with the RAM and graphics card. Normally located near the processor.
    Northbridge
  • This is where the RAM (Memory) is inserted.
    Memory slot
  • These ports are located at the back of the computer and are often color-coded.
    I/O Ports
  • Supplies power to store BIOS settings and keep the real-time clock running. Responsible for keeping all the information intact when the entire system is shut down
    CMOS Battery
  • a standard for auto-detecting connected devices. It should be set to "Yes" if your computer and operating system both support it
    Plug and Play
  • – it saves your changes, discard your changes or restore default settings.
    Exit
  • This is where all the information and settings for the motherboard are stored
    BIOS
  • One of the primary functions of BIOS
    POST
  • This is where your CPU (processor) is installed
    CPU Socket
  • Connects to older hard drive disks and optical drives for data transfer.
    IDE Connector
  • Connect to modern hard disk drives, solid state drives and optical drives for data transfer
    SATA Connectors