19IEEE 1394 controller. The NEC PD72874GC PCI-to-1394 controller is fully compliant with the 1394 Open Host Controller Interface (OHCI) specification 1.1. This device allows data transfers between the 33MHz PCI bus and the 1394 bus at 100Mbps, 200Mbps, and 400Mbps through a 1394 port. It also provides PCI bus master bursting, and is capable of transferring a cacheline data at 132MB/s to support digital electronic devices. The PD72874GC is fully interoperable with FireWire and i.LINK implementations of IEEE Std 1394. (on 1394 models only)

20PCI slots. These six 32-bit PCI 2.2 expansion slots support bus master PCI cards like SCSI or LAN cards with 133MB/s maximum throughput.

21Audio controller. This C-Media 6-channel PCI audio chip supports legacy audio and HRTF 3D positional audio functions. The chip also supports 24-bit S/PDIF In (0.5~5V) and S/PDIF Out (44.1K and 48K formats) professional digital audio interface.

(on audio models only)

22AGP PRO slot. This Accelerated Graphics Port (AGP) PRO slot supports 1.5V AGP4X mode graphics cards for 3D graphical applications.

23LAN PHY. This Intel 82562ET LAN PHY works with the integrated MAC in the south bridge (ICH4) to fully support 10BASE-T/ 100BASE-TX Ethernet networking. (on LAN models only)

24PS/2 mouse port. This green 6-pin connector is for a PS/2 mouse.

25Parallel port. This 25-pin port connects a parallel printer, a scanner, or other devices.

26RJ-45 port. This port allows connection to a Local Area Network (LAN) through a network hub. (on LAN models only)

27Line In jack. This Line In (light blue) jack connects a tape player or other audio sources. In 6-channel mode, the function of this jack becomes Rear Speaker Out. (on audio models only)

28Line Out jack. This Line Out (lime) jack connects a headphone or a speaker. In 6-channel mode, the function of this jack becomes Front Speaker Out. (on audio models only)

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Chapter 1: Product introduction