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33

 

Step 3

Step 3

Step 3

Step 3    
Then gently press down until the pins on the EPIA-P720 
mainboard have been fully inserted into the CON1 and CON2 
connectors of the P720-A I/O module board. 
 

 

 
 
 
Step 4

Step 4

Step 4

Step 4    
Secure the EPIA-P720-A I/O module with two screws. 
 
 

 

 
 
 
 
 

Summary of Contents for EPIA-P720

Page 1: ...user manual EPIA P720 Pico ITX Mainboard Revision 1 00 100 09162009 1423 ...

Page 2: ...tion to notify any person of such change Regulatory Compliance FCC A Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a class A digital device pursuant to part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipme...

Page 3: ...ons arises get the equipment checked by authorized service personnel o The power cord or plug is damaged o Liquid has penetrated into the equipment o The equipment has been exposed to moisture o The equipment has not worked well or you cannot get it work according to User s Manual o The equipment has dropped and damaged o The equipment has obvious sign of breakage Don ts o Do not leave this equipm...

Page 4: ...IV Box Contents 1 x EPIA P720 Pico ITX mainboard 1 x P720 A I O module board 1 x SATA cable 1 x SATA power cable 1 x DC In cable 1 x Driver utility CD ...

Page 5: ...tors 10 VIA Eden ULV 1 0GHz with a Fanless Heatsink 10 System Fan connector FAN1 10 DC In Power connector PWR1 11 Serial ATA Power connector PWR2 11 Serial ATA connector SATA1 12 HDMI port connector HDMI1 12 IDE pin header IDE1 13 Ethernet LAN pin header CN3 14 VGA and USB pin header VGA_USB1 15 Front Audio pin header CN1 16 USB pin header CN2 17 Front Panel and PS 2 KBMS pin header CN4 18 LPC SMB...

Page 6: ...onfiguration 39 ACPI Configuration 39 APM Configuration 39 Spread Spectrum Configuration 39 USB Configuration 39 CPU Configuration 40 CMPXCHG8B instruction support 40 IDE Configuration 41 Parallel ATA IDE Controller 41 Hard Disk Write Protect 41 IDE Detect Time Out Sec 41 ATA PI 80Pin Cable Detection 41 IDE Drives 42 Primary IDE Master 42 Primary IDE Slave SATA Device 42 Type 42 LBA Large Mode 42 ...

Page 7: ... Time Out 49 Suspend Time Out 49 Hard Disk Time Out Minute 49 Green PC Monitor Power State 49 Video Power Down Mode 49 Hard Disk Power Down Mode 49 Display Activity 49 Monitor IRQ3 15 49 Resume on Ring 50 Resume on PME 50 Resume On PS 2 KBC 50 Wake up Key 50 Resume on PS 2 Mouse 50 Resume on RTC Alarm 50 Spread Spectrum Configuration 51 Spread Spectrum Configuration 51 USB Configuration 52 USB 1 1...

Page 8: ...ice Priority 58 1st Boot Device 58 Security Settings 59 Change Supervisor Password 59 Change User Password 59 Boot Sector Virus Protection 59 Advanced Chipset Settings 60 North Bridge VIA VX855 Configuration 60 South Bridge VIA VX855 Configuration 60 North Bridge VIA VX855 Configuration 61 Software Reset E2 Issue 61 Change DCLK using RDCKM 61 Dynamic CKE 61 NB Performance Register 61 NB Energy Sav...

Page 9: ...66 South Bridge VIA VX855 Configuration 67 Parallel Channel Enable 67 ISA Master Support 67 High Definition Audio 67 Enable Embedded COM 67 PCI Debug Master Mode 67 SMBus Multi Master 67 PCI VCC33 Leakage Patch 67 PCI Delay Transaction 68 WATCH DOG 68 Exit Options 69 Save Changes and Exit 69 Discard Changes and Exit 69 Discard Changes 69 Load Optimal Defaults 69 6 Driver Installation 71 Driver Uti...

Page 10: ...1 1 Product Overview ...

Page 11: ...nt desktop With a maximum power envelope of 3 5W the VIA Eden ULV 1 0GHz NanoBGA2 processor offers impressive power efficiency and highly effective heat dissipation all within an ultra compact NanoBGA2 package measuring just 21mm x 21mm When combined with the most recent VIA VX855 Media System Processor MSP which have been designed as companion sets for the latest VIA processors system developers ...

Page 12: ... LPC pin connector One SMBus pin connector One DIO pin connector 4 GPI 4 GPO Two UART port VCP pin header One CPU fan connector One PS2 mouse keyboard pin header One USB pin header One Front panel pin header One Backlight control pin header One SATA power connector One 12V DC in 2 pin connector I O Ports One HDMI port One VGA port One GigaLAN port Two USB ports System Monitoring and Management Wak...

Page 13: ...R1 DC In power connector CN2 USB and USB Device port pin header PWR2 SATA Power connector CN3 LAN Ethernet pin header FAN1 System Fan connector CN4 Front Panel and PS 2 KBMS pin header VGA_USB1 VGA and USB pin header CN5 LPC SMBus and Digital I O pin header IDE1 IDE pin header JM1 Clear CMOS jumper HDMI1 HDMI port JM2 Panel Power Selector SATA1 SATA port JM3 Panel Backlight Power Selector J1 VCP U...

Page 14: ... Symbol Description Description Description Description Symbol Symbol Symbol Symbol Description Description Description Description BAT1 CMOS Battery connector SODIMM1 DDR2 SODIMM slot LVDS1 1 CH LVDS Panel connector J2 VCP UART port 1 ...

Page 15: ...0 A to support connections to LAN VGA and USB Front View Top View Bottom View Symbol Symbol Symbol Symbol Description Description Description Description VGA1 VGA port USB1 USB 2 0 port 1 USB2 USB 2 0 port 2 RJ1 RJ 45 LAN port CON1 VGA USB board to board connector CON2 LAN board to board connector ...

Page 16: ...vides a means to connect to the power brick Power Brick The power brick provides a regulated 12V 15A output to power up the EPIA P720 mainboard Note Note Note Note The Power brick is not included in the package of EPIA P720 and this item should be purchased separately ...

Page 17: ...8 ...

Page 18: ... Pin Headers 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 damage some components ...

Page 19: ... not require a heatsink with fan because of it highly power efficient and ultra cool performance System Fan connector FAN1 FAN1 runs on 5V and maintains system cooling When connecting the cable to the connector always be aware that the red wire positive wire should be connected to the 5V pin The black wire is the ground wire and should always be connected to GND Pin Signal 1 FAN_MCM 2 GND ...

Page 20: ...r cable Pin Signal 1 DC In 12V 2 GND Serial ATA Power connector PWR2 The mainboard supports a 3 pin SATA power connector for SATA power cable Plug the SATA power cable into the SATA power connector Make sure the power plug is inserted in the proper orientation and pins are aligned Pin Signal 1 5V 2 12V 3 GND ...

Page 21: ...han Ultra DMA parallel ATA HDMI port connector HDMI1 The mainboard has a High Definition Multimedia Interface HDMI port for connecting to high definition video and digital audio The HDMI port allows you to connect digital video devices which utilize a high definition video signal The HDMI port is HDMI 1 3 and HDCP 1 2 compatible ...

Page 22: ...al 1 IDERST 2 GND 3 PDD7 4 PDD8 5 PDD6 6 PDD9 7 PDD5 8 PDD10 9 PDD4 10 PDD11 11 PDD3 12 PDD12 13 PDD0 14 PDD13 15 PDD1 16 PDD14 17 PDD2 18 PDD15 19 GND 20 KEY 21 PDDREQ 22 GND 23 PDDIOW 24 GND 25 PDDIOR 26 GND 27 PIORDY 28 GND 29 PDDACK 30 GND 31 IRQ14 32 NC 33 PDA1 34 GPI0 35 PDA0 36 PDA2 37 PDCS1 38 PDCS3 39 HD_LED1 40 GND 41 5V 42 5V 43 GND 44 NC ...

Page 23: ... header CN3 The Ethernet LAN pin header is for connecting to the P720 A I O module Pin Signal Pin Signal 1 A3V3VGL 3 3V 2 3 3VSUS 3 TXNC 4 TXND 5 TXPC 6 TXPD 7 TXNA 8 TXNB 9 TXPA 10 TXPB 11 GND 12 LED1 13 LED2 14 LINK ACT ...

Page 24: ...in header is for connecting to the P720 A I O module Pin Signal Pin Signal 1 VGA_RED 2 5V 3 VGA_GREEN 4 VGA_GND 5 VGA_BLUE 6 DDC_DATA 7 VGA_GND 8 DDC_CLK 9 5VUSB_P 10 VGA_VS 11 VGA_HS 12 VGA_GND 13 5VSUS 14 USB_GND 15 USBHP0 16 USBH_D 17 USBHP0 18 USBH_D ...

Page 25: ... Front Audio pin header CN1 This pin header allows you to connect a front audio to the mainboard Pin Signal Pin Signal 1 LINE_R 2 GND_AUD 3 LINE_L 4 MIC IN_L 5 LINE OUT_R 6 MIC IN_R 7 LINE OUT_L 8 SENS A ...

Page 26: ... you to connect up to four USB2 0 ports Pin Signal Pin Signal 1 GND 2 NC 3 GND 4 GND 5 USB VD2 6 USB VD3 7 USB VD2 8 USB VD3 9 5VSUS 10 5VSUS 11 USB VD5 12 USB VD4 13 USB VD5 14 USB VD4 15 reserved 16 reserved 17 reserved 18 reserved 19 reserved 20 reserved ...

Page 27: ...witch power LED HDD LED case speaker and two PS 2 ports Note Note Note Note Pins 1 to 12 are for Front Panel and pin 13 to 18 use for PS 2 KBMS Pin Signal Pin Signal 1 5VSUS 2 5V 3 5VSUS 4 HD_LED 5 GND 6 PW_BN 7 SPEAK_BZ 8 GND 9 GND 10 RST_SW 11 PWR_LED 12 GND 13 5VSUS 14 GND 15 KB_CLK 16 KB_DT 17 MS_CLK 18 MS_DT ...

Page 28: ...Digital Input and Output Pin Signal Pin Signal 1 GND 2 LAD3 3 SIOOSC 4 LAD2 5 LPCCLK 6 LAD1 7 LDRQ1 8 LFRAME 9 SERIRQ 10 LAD0 11 SIOSMI PME 12 PCIRST1 13 SMB_CLK 14 SMB_DAT 15 5V 16 3 3V 17 GPO5 CSTATE1 18 GPI8 RING 19 GPO6 C4PSTOP 20 GPI9 THRM 21 GPIO0 SMBDT2 22 GPI5 EXTSMI 23 GPIO1 SMBCK2 24 GPI4 BATLOW 25 GND 26 GND ...

Page 29: ...l signal for the user to easily convert to support RS232 RS422 RS485 Or the user may use it as the VCP for Video capture Pin VCP Signal UART Signal 1 3 3V 5V 2 SIN_1 3 SOUT_1 4 DCD_1 5 RI_1 6 GND GND 7 DTR_1 8 VCPHS CTS_1 9 VCPVS RTS_1 10 VCPCLK DSR_1 ...

Page 30: ...ser to easily convert to support RS232 RS422 RS485 Or the user may use it as the VCP for Video capture Pin VCP Signal UART Signal 1 GND GND 2 DVPSPCLK LPCRST 3 DVPSPD 4 VCPD7 CTS_0 5 VCPD6 RTS_0 6 VCPD5 DSR_0 7 VCPD4 DTR_0 8 VCPD3 SIN_0 9 VCPD2 SOUT_0 10 VCPD1 DCD_0 11 VCPD0 RI_0 12 3 3V 5V ...

Page 31: ...s LVDS cable directly to support LVDS panel Pin Signal Pin Signal 1 LVDSD0 2 LVDSD1 3 LVDSD0 4 LVDSD1 5 GND 6 GND 7 Panel_VDD 8 LVDSD2 9 Panel_VDD 10 LVDSD2 11 LCD1_DATA 12 GND 13 LCD1_CLK 14 LVDSCLK 15 GND 16 LVDSCLK 17 Back Light_VDD 18 GND 19 Back Light_VDD 20 21 BL_ENABLE 22 23 DIMMING 24 GND ...

Page 32: ...23 External Battery BAT1 The mainboard comes with external CMOS battery connector This 2 pin connector used to connect the external cable battery for CMOS Pin Signal 1 3 3VBAT 2 GND ...

Page 33: ...ot for DDR2 667 533 SDRAM memory modules and supports memory sizes up to 2 GB Available DDR2 SDRAM Configuration Refer to the table below for available DDR2 SDRAM configurations on the mainboard Slot Module Size Total SODIMM 64 MB 128 MB 256 MB 512 MB 1 GB 2 GB 64 MB 2 GB Maximum supported system memory 2 GB ...

Page 34: ...1 Step 1 Locate the SODIMM slot in the mainboard and align the notch on the SODIMM with the memory slot Step Step Step Step 2 2 2 2 Insert the SODIMM module at a 45 degree angle Then push the SODIMM down until it snaps into the locking mechanism ...

Page 35: ...26 ...

Page 36: ...27 3 Onboard Jumpers ...

Page 37: ...ards Setting the jumper while the system is on will damage the mainboard The default setting is on pins 1 and 2 Setting 1 2 3 Normal Operation default ON ON OFF Clear CMOS setting OFF ON ON Caution Caution Caution Caution Except when clearing the RTC RAM never remove the cap from the CLEAR_CMOS jumper default position Removing the cap will cause system boot failure Avoid clearing the CMOS while th...

Page 38: ...per determines the input voltage for the LCD connector Setting 1 2 3 5V ON ON OFF 3 3V OFF ON ON LCD Backlight Power Selector JM3 This jumper determines the input voltage for the LCD backlight inverter Setting 1 2 3 12V ON ON OFF 5V OFF ON ON ...

Page 39: ...30 ...

Page 40: ...31 4 P720 A I O Module Installation ...

Page 41: ...Align and mount the P720 A board Step 2 Step 2 Step 2 Step 2 Align the CON1 VGA USB board to board connector and CON2 LAN board to board connector of P720 A I O module board with the CN3 and VGA_USB1 pin headers to the top side of EPIA P720 mainboard respectively ...

Page 42: ...Then gently press down until the pins on the EPIA P720 mainboard have been fully inserted into the CON1 and CON2 connectors of the P720 A I O module board Step 4 Step 4 Step 4 Step 4 Secure the EPIA P720 A I O module with two screws ...

Page 43: ...34 ...

Page 44: ...35 5 BIOS Setup This chapter gives a detailed explanation of the BIOS setup functions ...

Page 45: ...Keys Description Up Move to the previous item Down Move to the next item Left Move to the previous tab Right Move to the next tab Enter Select the item Esc Jumps to the Exit menu or returns to the main menu from a submenu number pad Increase the numeric value number pad Decrease the numeric value F1 General help only for Status Page Setup Menu and Option Page Setup Menu F7 Discard Changes F9 Load ...

Page 46: ...eneral Help General Help General Help General Help screen You can display this screen from any menu sub menu by pressing F1 F1 F1 F1 The help screen displays the keys for using and navigating the BIOS setup Press Esc Esc Esc Esc to exit the help screen ...

Page 47: ...ated 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 configure system Date The date format is Day Month Date Year ...

Page 48: ...39 ADVANCED SETTINGS CPU Configuration IDE Configuration ACPI Configuration APM Configuration Spread Spectrum Configuration USB Configuration ...

Page 49: ...40 CPU CONFIGURATION CMPXCHG8B instruction support Settings Enabled Disabled ...

Page 50: ... Parallel ATA IDE Controller Settings Disabled Primary Hard Disk Write Protect Settings Disabled Enabled IDE Detect Time Out Sec Settings 0 5 10 15 20 25 30 35 ATA PI 80Pin Cable Detection Settings Host Device Host Device ...

Page 51: ...42 IDE DRIVES Primary IDE Master Primary IDE Slave SATA Device Type Settings Not Installed Auto CD DVD ARMD LBA Large Mode Settings Disabled Auto ...

Page 52: ...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 system for hard disks Settings Auto Disabled Enabled 32Bit Data Transfer Settings Enabled Disabled ...

Page 53: ...44 ACPI SETTINGS General ACPI Configuration This menu contains ACPI Advanced Configuration and Power Management Interface options Advanced ACPI Configuration Chipset ACPI Configuration ...

Page 54: ...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 is saved to main memory and context is restored from the memory when a wakeup event occurs Auto Depends on the OS to select the state Repost Video on S3 Resume To determine whether to invoke VGA BIOS po...

Page 55: ...gs ACPI v1 0 ACPI v2 0 ACPI v3 0 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 Settings Disabled Enabled Headless Mode To enable or disable headless operation mode through ACPI Settings Disabled Enabled ...

Page 56: ...47 CHIPSET ACPI CONFIGURATION USB Device Wakeup Function Settings Disabled Enabled ...

Page 57: ... will respond after an AC power loss during system operation Settings Description Power Off Keeps the system in an off state until the power button is pressed Power On Restarts the system when the power is back Last State Save in last state Manual Throttle Ratio Settings 0 6 25 6 25 12 5 18 75 25 31 25 37 5 37 5 43 75 43 75 50 50 56 25 56 25 62 5 62 5 68 75 68 75 75 75 87 5 75 81 25 81 25 87 5 87 ...

Page 58: ...d Standby Suspend Hard Disk Power Down Mode Settings Disabled Standby Suspend Display Activity Settings Ignore Monitor Monitor IRQ3 15 Enables or disables the monitoring of the specified IRQ line Settings Ignore Monitor Note Note Note Note IRQ Interrupt Request lines are system resources allocated to I O devices When an I O device needs to gain attention of the operating system it signals this by ...

Page 59: ...led S3 S3 S4 S5 Wake up Key Settings Any Key Specific Key Resume on PS 2 Mouse Enable 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 Set a scheduled time and or date to automatically power on the system Settings Disabled Enabled ...

Page 60: ...51 SPREAD SPECTRUM CONFIGURATION Spread Spectrum Configuration Settings Disabled 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 ...

Page 61: ...o enable USB 2 0 host controllers Settings Disabled Enabled USB Device Mode Enable Settings Enabled Disabled Legacy USB Support To enable support for legacy USB Settings Disabled Enabled Auto USB 2 0 Controller Mode To configure the USB 2 0 controller in HiSpeed 480Mbps or FullSpeed 12Mbps Settings FullSpeed HiSpeed BIOS EHCI Hand Off Settings Disabled Enabled ...

Page 62: ...ettings 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 PCI clocks for PCI device latency timer register Settings 32 64 96 128 160 192 224 248 Allocate IRQ to PCI VGA Settings Yes No Palette Snooping Settings Disabled Enabled ...

Page 63: ... Settings Auto PCI Slot1 PCI Slot2 PCI Slot3 PCI Slot4 PCI Slot5 PCI Slot6 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 legacy ISA devices Settings Disabled 16k 32k 64k ...

Page 64: ...55 BOOT SETTINGS Boot Settings Configuration Configuration settings during system boot Boot Device Priority Specifies the boot device priority sequence ...

Page 65: ... 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 Mouse Support Settings Disabled Enabled Auto Wait For F1 If Error Settings Disabled Enabled Hit DEL Message Display Settings Disabled Enabled ...

Page 66: ...57 Interrupt 19 Capture Settings Disabled Enabled ...

Page 67: ... Device To specifies 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 Networking Bootagent Disabled ...

Page 68: ...up 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 can be changed Change User Password When a user password is used the BIOS Setup program can be accessed but the BIOS settings cannot be changed Boot Sector Virus Protection Settings Disabled Enabled ...

Page 69: ...ion Caution Caution The Advanced Chipset Features menu is used for optimizing the chipset functions Do not change these settings unless you are familiar with the chipset North Bridge VIA VX855 Configuration South Bridge VIA VX855 Configuration ...

Page 70: ...tware Reset E2 Issue Settings Patch Escape Patch Change DCLK using RDCKM Settings Program Escape Program Dynamic CKE Settings Disabled Enabled NB Performance Register Settings Disabled Enabled NB Energy Saving Register Settings Disabled Enabled ...

Page 71: ...l A Only Channel A and Channel B Channel A and Channel C Data 32Bit Support Settings Disabled Enabled ODT Enable Settings Disabled Enabled DRAM Frequency Settings 400 MHz 533 MHz 666 MHz 800 MHz Auto DRAM CAS Latency DDR DDR2 Settings 1 5 2 2 0 3 2 5 4 3 0 5 Auto DRAM Self Refresh Settings Disabled Enabled ...

Page 72: ...63 Rank Interleave Settings Disabled Enabled Bank Address Scramble Settings Disabled Enabled ...

Page 73: ...64 AGP P2P BRIDGE CONFIGURATION Primary Graphics Adapter Settings PCI AGP ...

Page 74: ...65 V LINK PCI BUS CONFIGURATION DRDY Timing Settings Slowest Default Dynamic Clock Stop Control Settings DE ...

Page 75: ...ON VGA Frame Buffer Size Settings 64MB 128MB 256MB CPU Direct Access Frame Buffer Settings Disabled Enabled Select Display Device Settings CRT LCD HDMI CRT LCD CRT HDMI Panel Type Settings 02 Dithering Settings Disabled Enabled ...

Page 76: ...bled ISA Master Support Settings Support Not Support High Definition Audio Settings Disabled Auto Enable Embedded COM Settings Disabled Enabled PCI Debug Master Mode Settings Disabled Enabled SMBus Multi Master Settings Disabled Enabled PCI VCC33 Leakage Patch Settings Disabled Enabled ...

Page 77: ...68 PCI Delay Transaction Settings Disabled Enabled WATCH DOG Settings Disabled Enabled ...

Page 78: ...ut saving any changes or press Esc Discard Changes Discard changes which have been done so far to any 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 stable system with optimized performance ...

Page 79: ...70 ...

Page 80: ...rief descriptions of each mainboard driver and application You must install the VIA chipset drivers first before installing other drivers such as VGA drivers The applications will only function correctly if the necessary drivers are already installed ...

Page 81: ...a com tw Running the Driver Utilities CD To start using the CD insert the CD into the CD ROM or DVD ROM drive The 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 the Start button and select Run Then type D Setup exe For Linux drivers click the right but...

Page 82: ...bles the VIA Power Management function Includes V RAID and RAID tools VIA Graphics Driver VIA Graphics Driver VIA Graphics Driver VIA Graphics Driver Enhances the onboard VIA graphic chip Windows XP and Linux drivers are provided VIA Audio Driver VIA Audio Driver VIA Audio Driver VIA Audio Driver Enables access to the onboard VIA HD audio codec VIA USB 2 0 Driver VIA USB 2 0 Driver VIA USB 2 0 Dri...

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