10South bridge controller. Referred to as the Intel I/O Controller Hub 2 (ICH2) of the Intel 845 chipset, this controller provides the I/O subsystem that allows access to the rest of the system. The ICH2 integrates I/O functions such as system bus interface, Ultra ATA/100, Low Pin Count (LPC) interface, Universal Serial Bus (USB) 1.1 interface, PCI interface, and CNR interface.

11AGP slot. This Accelerated Graphics Port (AGP) slot supports 1.5V AGP4X mode graphics cards for 3D graphical applications.

12Onboard LED. This onboard LED lights up if there is a standby power on the motherboard. This LED acts as a reminder to turn off the system power before plugging or unplugging devices.

13Audio CODEC. This AC ‘97 audio codec provides stereo analog I/O on the motherboard and peripheral devices to deliver high quality audio to PC-connected speakers, headphones, and microphones. The codec includes analog-to-digital and digital-to- analog sample rate converters, as power amplifiers and programmable gain blocks.

14PCI slots. These three 32-bit PCI 2.2 expansion slots support bus master PCI cards like SCSI or LAN cards with 133MB/s maximum throughput.

15LAN controller. This Intel 82562ET is a highly integrated Platform LAN Connect (PLC) device that allows 10BASE-T and 100BASE-TX networking capabilities, and provides the LAN solution to perform high-speed data transfers over the PCI bus.

16ATX 12V connector. This power connector connects the 4-pin 12V plug from the ATX 12V power supply.

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18

USB ports. These two 4-pin Universal Serial Bus (USB) ports are available for connecting USB devices such as a mouse and PDA.

RJ-45 port. This port allows connection to a Local Area Network (LAN) through a network hub.

19Microphone jack. This Mic (pink) jack connects a microphone. In 6-channel mode, the function of this jack becomes Bass/Center.

20Line In jack. This Line In (light blue) jack connects a tape player or other audio sources.

21Line Out jack. This Line Out (lime) jack connects a headphone or a speaker.

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Chapter 1: Product introduction