User manual
Table Of Contents
- ARK-3399
- 1 General Introduction
- 2 H/W installation
- 2.1 Introduction
- 2.2 Jumpers
- 2.3 Connectors
- Figure 2.2 ARK-3389 IO connectors drawing
- 2.3.1 ARK-3399 external I/O connectors
- 2.3.1.1 COM Connectors
- 2.3.1.2 Ethernet Connector (LAN)
- 2.3.1.3 PS2 Keyboard/Mouse Connector
- 2.3.1.4 VGA Connector
- 2.3.1.5 USB Connector
- 2.3.1.6 Power Input Connector
- 2.3.1.7 Power ON/OFF Button
- 2.3.1.8 LED Indicators
- 2.3.1.9 Audio Connector
- 2.3.1.10 DIO Connector
- 2.3.1.11 LVDS Connector
- 2.3.1.12 LCD Backlight On/Off control Connector
- 2.4 Installation
- 3 BIOS Operation
- 3.1 BIOS Introduction
- 3.2 BIOS Setup
- 3.2.1 Main Menu
- 3.2.2 Standard CMOS Features
- 3.2.3 Advanced BIOS Features
- 3.2.4 Advanced Chipset Features
- 3.2.5 Integrated Peripherals
- 3.2.6 Power Management Setup
- 3.2.7 PnP/PCI Configurations
- 3.2.8 PC Health Status
- 3.2.9 Frequency/Voltage Control
- 3.2.10 Load Optimized Defaults
- 3.2.11 Set Password
- 3.2.12 Save & Exit Setup
- 3.2.13 Quit Without Saving
- 4 Full Disassembly Procedure
- 4.1 Introduction
- Figure 4.1 Unscrew the bottom screws
- Figure 4.2 Unscrew the frame screws and remove the frame
- Figure 4.3 Unscrew the panel screws
- Figure 4.4 Unscrew the hex-bolts on the panel
- Figure 4.5 Unscrew the ground wire of LVDS cable and disconnect all the cables and boards
- Figure 4.6 Unscrew the boards’ screws and hex-bolts for disassembly
- Figure 4.7 Unscrew the power module screws on the bottom to disassemble the power module
- 4.1 Introduction

ARK-3399 User Manual 34
Auto Detect PCI Clk [Enabled]
This item determines PCI clock detection by auto or not.
Spread Spectrum [Disabled]
This item enables users to set the spread spectrum modulation.
3.2.10 Load Optimized Defaults
Note! This “Frequency/Voltage Control” option controls the CPU Host and PCI
frequency, this page is developed by CPU and Chipset independent,
some items will show up when you install a processor which supports
this function.
Note! Load Optimized Defaults loads the default system values directly from
ROM. If the stored record created by the Setup program should ever
become corrupted (and therefore unusable). These defaults will load
automatically when you turn the system on.










