VIA Technologies EPIA-LT User Manual Download Page 39 | Manualshive

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BIOS Setup

31

CPU

C

ONFIGURATION

CMPXCHG8B instruction support

Settings: [Enabled, Disabled]

VIA Processor Power Management

Setting

Description

Enabled

This selection enables CPU speed to be adjustable according to
system loads in order to lower power consumption.

Disabled

Disable the function and CPU will be working in high speed.

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Summary of Contents for EPIA-LT

Page 1: ...User s Manual EPIA LT Version 1 11 September 30 2008...

Page 2: ...property rights owned by Macrovision and other rights owners Use of this copyright protection technology must be authorized by Macrovision and is intended for home and other limited viewing uses only...

Page 3: ...used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which...

Page 4: ...e equipment should be noted 10 Never pour any liquid into the opening Liquid can cause damage or electrical shock 11 If any of the following situations arises get the equipment checked by a service pe...

Page 5: ...i BOX CONTENTS One VIA Mini ITX mainboard One ATA 133 100 IDE ribbon cable One driver and utilities CD One IO bracket...

Page 6: ...11 Back Panel Ports 12 Connectors 14 Jumpers 21 Slots 23 Chapter 3 25 BIOS Setup 25 Entering Setup 26 Control Keys 27 Getting Help 28 Main Menu 29 Advanced Settings 30 CPU Configuration 31 IDE Configu...

Page 7: ...Configuration 50 Boot Device Priority 51 Security Settings 52 Advanced Chipset Settings 53 NorthBridge VIA CX700 Configuration 54 OnChip VGA Configuration 55 SouthBridge VIA CX700 Configuration 57 Ex...

Page 8: ...iv This page is intentionally left blank...

Page 9: ...stry wide total connectivity initiative The mainboard enables the creation of an exciting new generation of small ergonomic innovative and affordable embedded systems Through a high level of integrati...

Page 10: ...hics with MPEG 2 video decoding acceleration Audio VIA VT1708A High Definition Audio Codec Memory 1 x DDR2 533 DIMM slot up to 1 GB Expansion Slot 1 x PCI slot IDE 1 x UltraDMA 133 100 66 connector Se...

Page 11: ...r 1 x Front Panel Audio pin header 1 x Parallel Port pin header 1 x LVDS Module connector 1 x LVDS Panel Power Selector pin header 1 x LVDS Inverter pin header 1 x CIR pin header Convertible to KB MS...

Page 12: ...Chapter 1 4 MAINBOARD LAYOUT...

Page 13: ...Specifications 5 BACK PANEL LAYOUT...

Page 14: ...Chapter 1 6 This page is intentionally left blank...

Page 15: ...n This chapter provides you with information about hardware installation procedures It is recommended to use a grounded wrist strap before handling computer components Electrostatic discharge ESD can...

Page 16: ...Chapter 3 8 CPU The VIA EPIA LT Mini ITX mainboard includes an embedded VIA C7 V4 Bus Processor The VIA C7 V4 Bus Processor requires only a heatsink to provide sufficient cooling...

Page 17: ...and maintain system cooling When connecting the wire to the connectors always be aware that the red wire is the Positive and should be connected to the 12V The black wire is Ground and should always b...

Page 18: ...lips outward Align a DIMM on the socket such that the notch on the DIMM matches the break on the slot Firmly insert the DIMM into the slot until the retaining clips snap back in place and the DIMM is...

Page 19: ...d correctly to ensure that no damage will be caused ATX 20 Pin Power Connector To connect the ATX power supply make sure the power plug is inserted in the proper orientation and the pins are aligned T...

Page 20: ...use and Keyboard The connector above is for a PS 2 mouse and the one below is for a PS 2 keyboard Serial port COM The 9 pin COM port is for pointing devices or other serial devices VGA Port The 15 pin...

Page 21: ...al speakers or headphones The Line In jack is for connecting to an external audio device such as a CD player tape player etc The Mic jack is for connecting to a microphone Note The audio ports can be...

Page 22: ...age devices The current Serial ATA interface allows up to 150MB s data transfer rate faster than the standard parallel ATA with 133 MB s Ultra DMA USB Pin Connector USB The mainboard provides one USB...

Page 23: ...r off Reset Switch RST_SW The reset switch is used to reboot the system rather than turning the power ON OFF Avoid rebooting the system if the HDD is still working Connect the reset switch from the sy...

Page 24: ...10 AUD_RET_L Note If you don t want to connect to the front audio header pins 5 6 9 10 have to be jumpered in order to have signal output directed to the rear audio ports Otherwise the Line Out conne...

Page 25: ...General purpose input and output for POS systems Pin Signal Pin Signal 1 5V_DIO 2 12V_DIO 3 GPO_21 4 GPI_44 5 GPO_22 6 GPI_45 7 GPO_32 8 GPI_46 9 GPO_33 10 GPI_47 11 GND 12 GND LPC Connector LPC This...

Page 26: ...a standard printer port that supports Enhanced Parallel Port EPP and Extended Capabilities Parallel Port ECP modes Pin Signal Pin Signal 1 LP_STB 2 LP_AFD 3 LP_D0 4 LP_ERR 5 LP_D1 6 LP_INIT 7 LP_D2 8...

Page 27: ...LD2C5 10 LD1C0 11 GND 12 LD1C0 13 LD2C6 14 GND 15 LD2C6 16 LD1C1 17 GND 18 LD1C1 19 LCLK2 20 GND 21 LCLK2 22 LD1C2 23 GND 24 LD1C2 25 LD2C7 26 GND 27 LD2C7 28 LCLK1 29 NC 30 LCLK1 31 NC 32 GND 33 NC...

Page 28: ...ins 4 6 and 8 Such devices communicate with a SMBus host and or other SMBus devices using the SMBus interface Pin Signal Pin Signal 1 5V 2 5VSUS 3 PW_BN 4 SMB_CLK 5 NC 6 SMB_DAT 7 NC 8 GND 9 GND 10 Ke...

Page 29: ...jumper to pins 1 and 2 afterwards Setting the jumper while the system is on will damage the mainboard Setting 1 2 3 Clear CMOS setting OFF ON ON Keep CMOS setting ON ON OFF Caution Except when clearin...

Page 30: ...mine the input voltage of the panel inverter for panel s back light Setting 1 2 3 5V ON ON OFF 12V OFF ON ON Panel Power Selector PVDD_SEL PVDD is the VCC selector jumper to determine the panel s sign...

Page 31: ...documentation for the expansion card if any changes to the system are necessary PCI PCI Interrupt Request Routing The IRQ interrupt request line are hardware lines over which devices can send interru...

Page 32: ...Chapter 3 24 This page is intentionally left blank...

Page 33: ...25 CHAPTER 3 BIOS Setup This chapter gives a detailed explanation of the BIOS setup functions...

Page 34: ...26 ENTERING SETUP Power on the computer and press Delete during the beginning of the boot sequence to enter the BIOS setup menu If you missed the BIOS setup entry point you may restart the system and...

Page 35: ...s tab Right Arrow Move to the next tab Enter Select the item Escape Jumps to the Exit menu or returns to the main menu from a submenu Increase the numeric value Decrease the numeric value F1 General h...

Page 36: ...he BIOS setup program provides a General Help screen You can display this screen from any menu sub menu by pressing F1 The help screen displays the keys for using and navigating the BIOS setup Press E...

Page 37: ...d related information Processor CPU information System Memory Memory size System Time Use the key or to configure system time The time format is Hour Minute Second System Date Use the key or to config...

Page 38: ...apter 3 30 ADVANCED SETTINGS CPU Configuration IDE Configuration Super I O Configuration Hardware Health Configuration ACPI Configuration APM Configuration Remote Access Configuration USB Configuratio...

Page 39: ...ettings Enabled Disabled VIA Processor Power Management Setting Description Enabled This selection enables CPU speed to be adjustable according to system loads in order to lower power consumption Disa...

Page 40: ...rallel ATA IDE Controller Settings Disabled Primary Secondary Both Hard Disk Write Protect Settings Enabled Disabled IDE Detect Time Out Sec Settings 0 5 10 15 20 25 30 35 ATA PI 80Pin Cable Detection...

Page 41: ...Disabled Auto Block Multi Sector Transfer Settings Disabled Auto PIO Mode Settings Auto 0 1 2 3 4 DMA Mode Settings Auto S M A R T Self Monitoring Analysis and Reporting Technology a monitoring syste...

Page 42: ...8 3E8 2E8 Serial Port1 IRQ Settings 3 4 10 11 Serial Port2 Address Settings Disabled 2F8 3E8 2E8 Serial Port2 IRQ Settings 3 4 10 11 Serial Port2 Mode Settings Normal IrDA ASK IR Serial Port3 Address...

Page 43: ...A80 A88 A90 A98 AA0 AA8 Serial Port4 IRQ Settings 3 4 10 11 Parallel Port Address Settings Disabled 378 278 3BC Parallel Port Mode Settings Normal SPP Bi Dir EPP SPP ECP ECP EPP Parallel Port IRQ Set...

Page 44: ...Chapter 3 36 HARDWARE HEALTH CONFIGURATION Hardware Health Configuration This item is used to enable or disable hardware health monitoring device Settings Enabled Disabled...

Page 45: ...BIOS Setup 37 ACPI SETTINGS General ACPI Configuration This menu contains ACPI Advanced Configuration and Power Management Interface options Advanced ACPI Configuration Chipset ACPI Configuration...

Page 46: ...ns all system contexts S3 STR S3 Suspend To RAM STR is a power down state In this state power is supplied only to essential components such as main memory and wakeup capable devices The system context...

Page 47: ...Tables Settings No Yes ACPI APIC support To include ACPI APIC table pointer to RSDT pointer list Settings Enabled Disabled AMI OEMB table To include OEMB table pointer to R X SDT pointer lists Settin...

Page 48: ...Chapter 3 40 CHIPSET ACPI CONFIGURATION USB Device Wakeup Function Settings Enabled Disabled...

Page 49: ...3 S1 Restore on AC Power Loss The field defines how the system will respond after an AC power loss during system operation Setting Description Power Off Keeps the system in an off state until the powe...

Page 50: ...tor IRQ3 15 Enables or disables the monitoring of the specified IRQ line Settings Ignore Monitor Note IRQ Interrupt Request lines are system resources allocated to I O devices When an I O device needs...

Page 51: ...bles any mouse activity to restore the system from the power saving mode to an active state Settings Disabled S3 S3 S4 S5 Resume on RTC Alarm Sets a scheduled time and or date to automatically power o...

Page 52: ...Chapter 3 44 REMOTE ACCESS CONFIGURATION Remote Access To select Remote Access type Settings Disabled Enabled...

Page 53: ...Disabled USB 2 ports USB 4 ports USB 6 ports USB 2 0 Ports Enable To enable USB 2 0 host controllers Settings Disabled Enabled Legacy USB Support To enable support for legacy USB Settings Disabled En...

Page 54: ...Chapter 3 46 USB 2 0 Controller Mode To configure the USB 2 0 controller in HiSpeed 480Mbps or FullSpeed 12Mbps Settings HiSpeed FullSpeed...

Page 55: ...eave the default settings as it is unless you are an experienced user Clear NVRAM To clear NVRAM during system boot Settings No Yes Plug Play O S Settings No Yes PCI Latency Timer Value in units of PC...

Page 56: ...abled PCI IDE BusMaster Settings Disabled Enabled IRQ3 15 Settings Available Reserved DMA Channel 0 7 Settings Available Reserved Reserved Memory Size To decide the size of memory block to reserve for...

Page 57: ...BIOS Setup 49 BOOT SETTINGS Boot Settings Configuration Configuration settings during system boot Boot Devices Priority Specifies the boot device priority sequence...

Page 58: ...k Boot Settings Disabled Enabled Quiet Boot Settings Disabled Enabled AddOn ROM Display Mode Settings Force BIOS Keep Current Bootup Num Lock To select power on state for Num Lock Settings Off On PS 2...

Page 59: ...es the boot sequence from the available devices The available boot devices are detected dynamically according to real situation and variable options will be provided Settings Network VIA BootAgent Dis...

Page 60: ...Setup is run This prevents an unauthorized person from changing any part of your system configuration When a supervisor password is used the BIOS Setup program can be accessed and the BIOS settings c...

Page 61: ...NGS Caution The Advanced Chipset Settings menu is used for optimizing the chipset functions Do not change these settings unless you are familiar with the chipset North Bridge VIA CX700 Configuration S...

Page 62: ...Chapter 3 54 NORTHBRIDGE VIA CX700 CONFIGURATION Top Performance Settings Disabled Enabled Software Reset E2 issue Settings Patch Escape Patch...

Page 63: ...e Buffer Size Settings 32MB 64MB 128MB CPU Direct Access Frame Buffer Settings Disabled Enabled Select Display Device Settings CRT LCD TV HDTV CRT LCD LCD TV Panel Type Settings 02 Outport Port Settin...

Page 64: ...ype Settings NTSC PAL PAL B PAL G PAL H PAL M PAL N PAL Nc PAL I PAL D NTSC Japan TV Output Connector Settings CVBS Composite S Video 0 Y C R G B Cr Y Cb SDTV R G B SDTV Pr Y Pb S Video 1 Y C HDTV Typ...

Page 65: ...BIOS Setup 57 SOUTHBRIDGE VIA CX700 CONFIGURATION Serial ATA IDE Controller Settings IDE RAID MC 97 Modem Settings Disabled Auto High Definition Audio Settings Disabled Auto...

Page 66: ...of the setup questions or press F7 Load Optimal Defaults Load optimal default values for all the setup items or press F9 The default optimized values are set by the mainboard manufacturer to provide a...

Page 67: ...ief descriptions of each mainboard driver and application You must install the VIA chipset drivers first before installing other drivers such as audio or VGA drivers The applications will only functio...

Page 68: ...Driver Utilities CD contains the driver utilities and software for enhancing the performance of the mainboard Note The driver utilities and software are updated from time to time The latest updated v...

Page 69: ...he CD should run automatically after closing the CD ROM or DVD ROM drive The driver utilities and software menu screen should then appear on the screen If the CD does not run automatically click on th...

Page 70: ...hical access IRQ Routing Miniport Driver sets the system s PCI IRQ routing sequence and VIA INF Driver enables the VIA Power Management function VIA Graphics Driver Enhances the onboard VIA graphic ch...

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