Microsoft PXP43 manual Onboard LAN Atheros AR8121 PCI-E Gbit LAN

Chapter 1: Introducing the Motherboard 3

Onboard LAN (Atheros AR8121 PCI-E Gbit LAN)

•Integrated PHY for 10/100/1000 Mbps

•IEEE 802.3x compliant flow control support

•Three power supplies: 2.5V, 1.8V and 1.2V

•PCI Express base 1.1 compliant

Expansion Options

The motherboard comes with the following expansion options:

•One PCI Express x16 slot for Graphics Interface

•Three PCI Express x1 slots

•Two 32-bit PCI v2.3 compliant slots

•One IDE connector supporting up to two IDE devices

•Six 7-pin SATA connectors

This motherboard supports Ultra DMA bus mastering with transfer rates of 133/ 100/66/33 Mb/s.

Integrated I/O

The motherboard has a full set of I/O ports and connectors:

•Two PS/2 ports for mouse and keyboard

•One Serial port

•Four USB ports

•One LAN port

•Audio jacks for microphone, line-in and 6-ch line-out

BIOS Firmware

The motherboard uses AMI BIOS that enables users to configure many system features including the following:

•Power management

•Wake-up alarms

•CPU parameters

•CPU and memory timing

The firmware can also be used to set parameters for different processor clock speeds.

1.Some hardware specifications and software items are subject to change without prior notice.

2.Due to chipset limitation, we recommend that motherboard be oper- ated in the ambiance between 0 and 50 °C.

Introducing the Motherboard