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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.

14ASUS ASIC. This chip performs multiple system functions that include hardware and system voltage monitoring, IRQ routing, among others.

15CNR 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.

16Onboard 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.

17PCI 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.

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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.

20ATX 12V connector. This power connector connects the 4-pin 12V plug from the ATX 12V power supply.

21Microphone jack. This Mic (pink) jack connects a microphone.

22Line In jack. This Line In (light blue) jack connects a tape player or other audio sources.

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Chapter 1: Product introduction