1IDE Connector. This dual-channel bus master IDE connector support up to two Ultra DMA133/100/66, PIO Modes 3 & 4 IDE devices. This connector is slotted to prevent incorrect insertion of the IDE ribbon cable.

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Single-Chip Fast Ethernet controller. The Broadcom BCM4401 LAN Fast Ethernet controller allows connection to a Local Area Network (LAN) through a network hub. (Onboard LAN model only)

South bridge controller. This SIS® SIS962 A2 MuTIOL Media I/O controller integrates the AC’97 Interface, four Universal Serial Bus Host controllers, one IDE Master/Slave controllers, Flash BIOS, and PCI bus for two PCI Slots.

4Card bus controller. This interface provides functionality for PCMCIA 16- bit and 32-bit single slot cardbus, a memory stick and secure digital memory cards. It supports PCMCIA 2.1 compliant sockets for two type I/II or one type III PC cards.

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1394 controller. The Realtek RTL8801B 1394 PHY is linked with south bridge to support IEEE 1394 ports.

Onboard 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.

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Reset Button. This button restarts or reboots system.

PCMCIA slot. The socket supports 32-bit Cardbus. This allows expansion options such as memory cards, ISDN, SCSI, Smart Cards and wireless network adapters.

9Memory stick slot. This slot accomodate a memory stick to share and transfer pictures, sound, and other data between different compact electronic devices such as digital cameras and camcorder.

10S/PDIF in. This Sony/Philips Digital Interface (S/PDIF) in connector accomodates digital audio input from audio devices.

11S/PDIF out. This SPDIF out connector accomodates digital audio output.

12IEEE 1394. This 6-pin connector provides connection up to 63 devices with data transfer speeds up to 400 megabits per second.

13Power button. This button starts or shut down the system.

14IEEE 1394. This 4-pin connector provides connection up to 63 devices with data transfer speeds up to 400 megabits per second.

15USB 2.0 ports. These two 4-pin Universal Serial Bus 2.0 (USB 2.0) ports are available for connecting USB devices such as a mouse and PDA.

ASUS Book Size Barebone System

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