VIA Technologies EPIA Mini-ITX Operation Manuallines

VIA Technologies, Inc. VIA EPIA Mini-ITX Mainboard

Operation Guidelines

1045 Mission Cout. 8th. Fl., No. 533
Fremont, CA 94539 Chung-cheng Rd.,Hsin-tien
USA Taipei, Taiwan, R.O.C.
TEL: [phone] FAX: [phone] TEL: [phone] FAX: [phone]

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VIA EPIA Mini-ITX Mainboard

Operation Guidelines

Ultra compact mainboard with a unparalleled level of

integration for the next generation of small footprint, low

power Digital Information Devices and Entertainment

Systems

VIA Technologies, Inc. VIA EPIA Mini-ITX Mainboard

Operation Guidelines

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Date: April 17, 2002

1. Introduction:

Offering the choice of a VIA Eden™ ESP processor for fanless systems with power sensitive
requirements, or a VIA C3™ E-Series processor for more multimedia rich applications, the highly
integrated VIA EPIA Mini-ITX mainboard features integrated 3D graphics, AC’97 audio, Ethernet,
USB and TV-Out connectivity. Measuring only 170mm x 170mm, it is the perfect platform for
developing the next generation of small footprint Digital Information Appliances and Entertainment
Devices.

This document is intended for System Integrators and design engineers designing or assembling
systems based around the VIA EPIA Mini-ITX mainboard.

2. Specifications:

PCB size • 170 mm * 170 mm with 4 layers

CPU Type

• Embedded VIA CPU: VIA Eden™ ESP 5000 processor or
VIA C3™ 800MHz processor

• Internal L1 128KB and L2 64KB cache memory

Chipset

• VIA Apollo PLE133 (VT8601A north bridge & VT8231 south
bridge)

Display • Integrated Trident Blade 3D graphics core

DRAM

• Up to 1GB of PC133/100/66 system memory

• 2 168 pin DIMM slots for 64/128/256/512MB of both SDRAM

and VCM

PCI Bus IDE

• Dual channel master mode PCI supports four Enhanced IDE
devices

• Ultra DMA 33 / 66 / 100

Audio

• VT1612A AC97 Codec

• 3 audio jacks: Line-out, Line-in and Mic-in.

LAN

• VIA VT6103 Ethernet PHY

• Supports ethernet 10/100

USB

• USB 1.1

• Two on-board USB ports and two USB port jumper pins

TV-Out

• VT1621 TV Out Controller

• S-Video and Composite output

• Support 640x480, 800x600 NTSC/PAL TV

Keyboard controller

• VT8231 Internal keyboard controller, which supports PS/2
keyboard / mouse

Other I/O Ports

• One 15-pin External Monitor Connector

• One 16C550 compliant serial port

• One EPP/ECP compliant parallel port

• One FIR port jumper pin

• One CIR jumper pin

VIA Technologies, Inc. VIA EPIA Mini-ITX Mainboard

Operation Guidelines

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Clock generator • ICS 9248 clock generator
Real time clock • Internal RTC in VT8231 with external battery
POWER • Supports ATX compliant power supplies

VIA Technologies, Inc. VIA EPIA Mini-ITX Mainboard

Operation Guidelines

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3. Jumper Settings:

3.1 CPU Strapping Function Setting:

J1
1-2 Disable
2-3 Enable

3.2 Auto Reboot Function Setting:

J2
1-2 Disable
2-3 Enable

3.3 Panel Jumper:

3.4 DOC BIOS Select:

J4
1-2 Disable
2-3 Enable

3.5 FIR Module Connector (Reference Designs for FIR module available):

Power LED

HDD LED

Power

Switch

Reset

J3

1

2

11

12

4 Ground

5 IRTX

3 IRRX2

2 IRRX

J5

1 +3V