Asus P4B User Manual

Page 16

1-4

Chapter 1: Product introduction

DIP switches. This 10-switch Dual Inline Package (DIP) allows you
to set the CPU external frequency.

Speech controller. This Winbond speech controller supports
ASUS POST Reporter™ for configurable vocal POST alerts.

Flash EEPROM. This 2Mb firmware contains the programmable
BIOS program.

Super I/O chipset. This Low Pin Count (LPC) interface provides
the commonly used Super I/O functionality. The chipset supports a
high-performance floppy disk controller for a 360K/720K/1.44M/
2.88M floppy disk drive, a multi-mode parallel port, two standard
compatible UARTs, a Standard Infrared (SIR), one MPU-401 UART
mode compatible MIDI/game port, and a Flash ROM interface.

ASUS ASIC. This chip performs multiple system functions that
include hardware and system voltage monitoring, IRQ routing,
among others.

CNR slot. This slot is specifically designed for the Communications
and Networking Riser (CNR) card. The CNR supports V.90 analog
modem, six-channel audio, HPNA, USB Hub, and the 10BASE-T/
100BASE-TX Ethernet networking.

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.

PCI 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.

Audio/Modem CODEC. This AC ’97 compliant audio CODEC
supports SPDIF Out feature.

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

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

Microphone jack. This Mic (pink) jack connects a microphone.

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