1.4Overview

Before you install the P4B266 motherboard, familiarize yourself with its physical configuration and available features to facilitate the motherboard installation and future upgrades. A sufficient knowledge of the motherboard specifications will also help you avoid mistakes that may damage the board and its components.

1.4.1 Motherboard components

The following are the major components of the P4B266 motherboard as pointed out in the picture on page 1-5.

1.ATX 12V connector

2.CPU socket

3.North Bridge controller

4.DDR DIMM sockets

5.ATX power connector

6.AGP warning LED

7.ASUS EZ Plug™ auxilliary +12V connector

8.IDE connectors

9.Floppy connector

10.Super I/O controller

11.DIP switches

12.Speech controller

13.Flash EEPROM

14.South Bridge controller

15.ASUS ASIC

16.USB 2.0 controller (optional)

17.Onboard LED

18.CNR slot

19.Audio controller (optional)

20.PCI slots

21.LAN PHY (optional)

22.AGP slot

23.PS/2 mouse port

24.RJ-45 port (optional)

25.Parallel port

26.Game/MIDI port (optional)

27.Microphone jack (optional)

28.Line In jack (optional)

29.Line Out jack (optional)

30.Serial ports

31.USB ports

32.Keyboard port

See page 1-6 for a brief description of each component. Refer to Chapter 2 for detailed information on the motherboard components.

1-4

Chapter 1: Product introduction