AOpen DX34 PLUS User Manual

VIA Apollo Pro 133A Chipset

Front Panel Connector

CD Audio-In (DX34 Only)

hip

(DX34 Only)

Intel 82559 10/100

LAN Controller

AGP Pro Slot

32 Bit PCI Slot x 5

Dual Channel Ultra3

SCSI Connector

Connector

PS/2 Keyboard

FAX-VOICE (DX34 Only)

AC97 CODEC C

WOL (Wake On LAN)

PS/2 Mouse

Connector

Connector

USB

Connector

SPP/ECP/EPP Print Port

On-board Sound Connector (DX34)

COM 2 Port

COM 1 Port

Low ESR Capacitor

Dual CPU Sockets

Speaker Out

RJ45 LAN

Connector

MIC

Line In

4Mbit Flash BIOS

SCSI HDD LED Connector

Adaptec Ultra3 SCSI Controller

(DX34Plus Only)

System Fan Connector

ATA/66 IDE Connector

CPU #1

CPU #2

Thermal Sensor Connector

CPU Fan Connector

PC-133 DIMM Slot x 3

SSI ATX Power Connector

AGP Pro Power Connector

Redundant SPS Connector

BP (Backplane) Connector

1. Installing CPU

his

motherboard is included in this

Easy Installation Guide. For more

Online

can be found in the

. Thanks for

For DX34 Plus, we provide two configurations of system fan connector for better compatibility

Pull up the CPU socket level and up to

for a

Match Pin 1 and cut edge. Then insert the

Press down the CPU socket level and finish

CPU

fan

System fan

+12V Fan Off

(GND)

Fan Fail

Sens

or

Two configuration system

fan

Everything you need to boot t

information, a complete

User's Manual
Bonus Pack CD Disc

the help of saving our earth!

Ø Hard Drive IDE Cable x 1
Ø Driver CD x 1
Ø Norton Anti-Virus CD x1
Ø ASM Lite CD x 1
Ø IO Bracket for SV320 x 1
Ø IO Bracket for Open Market Housing x 1
Ø SCSI Utility Diskette Pack x 1 (DX34 Plus)
Ø Ultra 160 SCSI 68 pin Cable x 1 (DX34 Plus)
Ø CD In Cable x 1 (DX34)
Ø Screw Pack x 1
Ø User Manual x 1
Ø This Easy Installation Guide x 1

CPU Pin 1 and cut edge

CPU socket lever

1.
90-degree angle.

2. Locate Pin 1 in the socket and look

(golden) cut edge on the CPU upper interface.

CPU into the socket.

3.
CPU installation.

Note: If you do not match the CPU
socket Pin 1 and CPU cut edge well,
it may damage the CPU.

2. Installing CPU & Housing Fan

Plug in the CPU fan cable to the CPU FAN connector and housing fan cable to the Housing Fan
connector.
with different housing. Please do take care of the type of connector on your motherboard.

GND
+12V
Sensor

connector

PART NO: 90.50F30.002 DOC. NO: DX 34-EG-E0104C

GND
+12V
Sensor

connector

connector for DX34 Plus

This motherboard supports DUAL processors for Intel PentiumII / Pentium!!!, and

Celeron CPU (applied to PPGA package only, must lower than 300MHz). Please refer

engineer sample CPU with DX34/DX34Plus, the SW1

. You can adjust the SW1 to get the correct

CN12 & CN1) provides you to use the thermal sensor

SW1

ON

(Default)

ON

3. Installing Thermal Sensor

The Thermal Sensor Connector (
to detect the CPU temperature of the components on the motherboard.

GND
Sensor

4. SW3 Select CPU Type

to the following table for detail. It is not recommended to change the default setting,
unless the system fails to boot and you’re trying to troubleshoot.

1

OFF

ON

SW3

1 2

1 2

Processor CPU Package Configuration

Single Processor

Dual Processor

PentiumII

Pentium!!!

Celeron

PentiumII

Pentium!!!

Celeron PPGA Set the SW3 to OFF
Celeron FC-PGA Not Supported

All Default

All Default

5. SW1 Setting CPU FSB Frequency & Ratio

When you are using the Intel
allows you select the CPU ratio from 2x to 9.5x
CPU working ratio and frequency.

ON

1

Warning: We strongly recommend you do
not overclocking your CPU and system for
get more system reliability.

Bit1 Bit2 Bit3 Bit4 Ratio

On On On On X2 200 266
On Off On On X2.5 250 333
On On Off On X3 300 400
On Off Off On X3.5 350 466
On On On Off X4 400 533
On Off On Off X4.5 450 600
On On Off Off X5 500 667
On Off Off Off X5.5 550 733
Off On On On X6 600 800
Off Off On On X6.5 650 866
Off On Off On X7 700 933
Off Off Off On X7.5 750 1000
Off On On Off X8 800 1066
Off Off On Off X8.5 850 1133
Off On Off Off X9 900 1200
Off Off Off Off X9.5 950 1266

®

OFF

Frequency

(FSB100)

Frequency

(FSB133)