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ASUS PP-DLW motherboard user guide
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Intel
®
ICH4 I/O hub. The I/O Controller Hub 4 (ICH4) component
contains the primary PCI interface, LPC interface, USB 2.0, ATA-
100, and other legacy functions. The ICH4 communicates with the
MCH via the proprietary interconnect Hub Interface (HI1.5).
Flash ROM. This 4Mb firmware hub contains the programmable
BIOS program.
PCI-X/PCI slots. One 64-bit/133MHz PCI-X slots, three 64-bit/
100MHz PCI slot, and a 32-bit/33MHz PCI expansion slot support
bus master PCI-X/PCI cards.
ASUS ASIC. This chip performs multiple system functions that
include hardware and system voltage monitoring, IRQ routing,
among others.
Standby power LED. This LED lights up if there is a standby
power on the motherboard, and serves as a reminder to turn off the
system power before plugging or unplugging devices.
LPC super I/O controller. This Low Pin Count (LPC) interface
provides the commonly used Super I/O functionality. The chipset
supports UART compatible serial ports, one parallel port with EPP
and ECP capabilities, a floppy drive, and PS/2 keyboard and
mouse.
Intel
®
82540EM Gigabit LAN controller. This LAN controller is a
single-chip solution for LAN on Motherboard (LOM) and Network
Interface Card (NIC) applications. The chipset provides a 32-bit
interface and supports 10/100/1000 Mbps data transfer rates.
PS/2 mouse port. This green 6-pin connector is for a PS/2 mouse.
Parallel port. This 25-pin port connects a parallel printer, a
scanner, or other devices.
RJ-45 port. This port allows connection to a Local Area Network
(LAN) through a network hub.
Line In port. This Line In (light blue) port connects a tape player or
other audio sources.
Line Out port. This Line Out (lime) port connects a headphone or a
speaker.
Microphone port. This Mic (pink) port connects a microphone.
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