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Orange wire

+3.3 volts

red wire

+5 volts

yellow wire

+12 volts


-12 volts


power good (power working properly)

Purple wires

+5 volts (stand by)

Black wires


green wires

power on

white wires

-5 volts (optional)


+3.3 sense


(system board, mobo, factor form) the main circuit board of a micro computer. contains the connector for attaching additional devices


Serial Advanced Technology Attachment, Serial ATA is a serial link -- a single cable with a minimum of four wires creates a point-to-point connection between devices


External Serial Advanced Technology Attachment eSATA made for competition with usb and firewire, and designed for hard drives and other storage devices


Parallel ATA is an interface standard for the connection of storage devices such as hard disks, floppy drives, and optical disc drives in computer

1394a port

An IEEE 1394 port is also known as a Firewire port. faster then USB 1.0 but slower then 2.0. its serial base interface standard used by PC's. used for high speed connection and isochronous

USB 3.0

SuperSpeed USB, USB 3.0 is the latest version of the Universal Serial Bus external bus standard that supports data transfer rates of up to and beyond 5GB/s (gigabytes per second).

USB 2.0

Hi-Speed USB, USB 2.0 is an external bus that supports data rates up to 480Mbps.

USB 1.0

Short for Universal Serial Bus, an external bus standard that supports data transfer rates of 12 Mbps

internal Ethernet Gbit LAN

terms for describing ethernet frames at a rate of gigibites per second

processor core power connector

provides direct power to the processor voltage. with out this the board will not boot up


a single cable, with just one plug, that carries all of the video and all of the audio information. Stands for High Definition Multimedia Interface

CMOS battery

A lithium coin-cell battery enables CMOS RAM to hold configuration data, even while the main power to the computer is off.

Consumer infrared transmitter and reciever

..., connects and recieves devices via infrared


..., Line printer control program.

Front chassis fan header

..., runs after Standby only in full speed

chassis intrusion header

..., Detects when the case of a computer is opened.

serial ATA interfaces

..., is a computer bus interface for connecting host bus adapters to mass storage devices such as hard disk drives and optical drives.

BIOS jumper block

..., Basic Input Output System

intel p67 express chipset

..., a chipset in the processor.

PCI connector

..., Expansion slots designed for attaching computer hardware to the motherboard. 32bit

PCI express 16 connectors

Supports PCI express gen2 frequency of 2.5gh resulting in 5.0gb/s in each direction per lane. 64bit

front panel audio header

..., Provides access to the computer's audio.

S/PDIF out header

..., This is an audio transfer format interface. It transfers digital audio signals from one device to another without the need to first convert to an analog signal, which can degrade audio quality.

Support for intel i7 core

..., supports the intel core duo processor


..., [Dual In-line Memory Module] a small circuit board, capable of holding several memory chips, that has a 64-bit data path and can be easily connected to a PC's system board. (contrast with SIMM)


Double Data Rate 3 SDRAM expands memory bandwidth by doubling the clock rate of DDR2 SDRAM.
DDR3 SDRAM consumes less power and generates less heat than DDR2 SDRAM

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