VIA Technologies EPIA-N800 User Manual Download Page 67

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REQUENCY

OLTAGE

ONTROL

DRAM Frequency

Settings: [DDR2-400, DDR2-533, DDR-667, SPD]

DRAM Channel Mode

Settings: [Channel A, Channel A&B, Channel A&C]

DDR CAS Latency Control

Settings: [2T, 3T, 4T, 5T, 6T, SPD]

DDR Burst Length

Settings: [4, 8, SPD]

DDR 1T Command Rate

Settings: [Disabled, Enabled]

DRDY Table

Settings: [Slowest, Optimize]

ODT

Settings: [Disabled, Enabled]

Summary of Contents for EPIA-N800

Page 1: ...user manual EPIA N800 Nano ITX Mainboard Revision 1 04 104 08182010 1752...

Page 2: ...ion 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 devi...

Page 3: ...ns 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 eq...

Page 4: ...IV Box Contents 1 x EPIA N800 Nano ITX mainboard 1 x SATA cable 1 x SATA power cable 1 x USB cable 1 x DC In cable 1 x Driver utility CD...

Page 5: ...FAN 8 Temperature sensor SEN 9 SPI BIOS program pin header JSP1 9 SMBus pin header SMBUS 10 Digital I O pin header DIO 10 Front Audio pin header F_AUDIO1 11 Keyboard and mouse KB MS 11 Serial port COM...

Page 6: ...BIOS Features 31 Advanced Chipset Features 31 Integrated Peripherals 31 Power Management Setup 31 PnP PCI Configurations 31 PC Health Status 32 Frequency Voltage Control 32 Load Optimized Defaults 32...

Page 7: ...l 42 AGP 3 0 Calibration Cycle 42 VGA Share Memory Size 42 Direct Frame Buffer 42 Outport Port 42 Dithering 42 CPU PCI Bus Control 43 PCI Master 0 WS Write 43 PCI Delay Transaction 43 VIA PWR Manageme...

Page 8: ...ower Down 49 Suspend Mode 50 Video Off Option 50 Video Off Method 50 Soft Off by PWRBTN 50 Run VGABIOS if S3 Resume 50 AC Loss Auto Restart 51 Wakeup Event Detect 52 PS2KB Wakeup Select 52 PS2KB Wakeu...

Page 9: ...cy Control 58 DDR Burst Length 58 DDR 1T Command Rate 58 DRDY Table 58 ODT 58 Spread Spectrum 59 Load Optimized Defaults 60 Set Supervisor User Password 61 Set Supervisor 61 User Password 61 Save Exit...

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

Page 11: ...3 GHz NanoBGA2 processor is a perfect fit for compact embedded systems that need a good performance per watt ratio With a maximum power envelope of 15 W the VIA Nano processor offers impressive power...

Page 12: ...t control pin header One SMBus pin connector One DIO pin connector 4 GPI 4 GPO Two fan connectors CPU and system One PS2 mouse keyboard pin header One USB pin header One SPDIF pin header One SPI pin h...

Page 13: ...ATX 23 J1 24 BAT1 7 J3 25 CF 14 JSP1 9 CLEAR_CMOS 21 KB MS 11 COM2 12 LVDS 14 COM3 12 PVDD_SEL 22 COM4 12 S_POWER1 11 CPU_FAN 8 SATA_DOM1 23 DC12VI 7 SATA1 13 DIO 10 SATA2 13 F_AUDIO1 11 SEN 9 FPANEL...

Page 14: ...5 Bottom View Symbol Page Symbol Page DDR2_SODIMM 17 S_POWER2 11 MINIPCI 16 Side View Symbol Page Symbol Page GigaLAN 27 USB 2 0 27 RS 232 422 485 27 VGA 27...

Page 15: ...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 discharg...

Page 16: ...the mainboard through a 4 pin 12V power connector Pin Signal 1 Ground 2 Ground 3 12 VDC 4 12 VDC CMOS Battery BAT1 The mainboard comes with external CMOS battery connector This 2 pin connector used t...

Page 17: ...LED 2 HD_LED 3 PWR_LED 4 HD_LED 5 PWR_LED 6 PW_BN 7 SPEAK 8 GND 9 10 RST_SW 11 SPEAK 12 GND Fan connector CPU_FAN SYS_FAN The fans run on 12V When connecting the cable to the connector always be aware...

Page 18: ...eader to enable the BIOS to monitor the system temperature The recommended sensor model is NPN sensor MOS 2N3904 Pin Signal 1 REMOTE1 2 REMOTE1 3 REMOTE1 SPI BIOS program pin header JSP1 The mainboard...

Page 19: ...o SMBus devices Pin Signal 1 SMBCK 2 SMBDT 3 Ground Digital I O pin header DIO This pin header allows connection to DIO devices Pin Signal Pin Signal 1 5V_DIO 2 12V_DIO 3 GPO_21 4 GPI_44 5 GPO_22 6 GP...

Page 20: ...ignal 1 SPDIF_OUT 2 5V 3 Ground 4 5 LINEOUT_R 6 LINEOUT_L 7 LINEIN_R 8 LINEIN_L 9 MIC1_RE_R 10 MIC1_RE_L 11 12 NC 13 Ground 14 Ground Keyboard and mouse KB MS This pin header allows you to connect PS...

Page 21: ...nge power modes between 5V and 12V See page 25 for details Pin Signal Pin Signal 1 DCD 2 SIN 3 SOUT 4 DTR 5 GND 6 DSR 7 RTS 8 CTS 9 RI2 10 USB pin header USB_2 3 The USB pin header is for adding up to...

Page 22: ...in the proper orientation Pin Signal 1 5V 2 5V 3 Ground 4 Ground SATA connector SATA1 SATA2 The current SATA interface allows a data transfer rate of up to 300 MB s approximately 225 faster than Ultr...

Page 23: ...le directly to support LVDS panel Pin Signal Pin Signal 1 A4_L 2 PVDD 3 A4_L 4 PVDD 5 Ground 6 Ground 7 A5_L 8 Ground 9 A5_L 10 A0_L 11 Ground 12 A0_L 13 A6_L 14 Ground 15 A6_L 16 A1_L 17 Ground 18 A1...

Page 24: ...LVDS backlight connector INVERTER The inverter connector allows you to connect a backlight control for the LVDS panel Pin Signal 1 VCC 2 VCC 3 BAKLITE 4 PWM_OUT 5 BAKLITE 6 SMBUS_OUT 7 Ground 8 Groun...

Page 25: ...lot for using 3 3V SATA power S_POWER2 The mainboard also has a 4 pin SATA power connector on the bottom side Plug the SATA power cable into the SATA power connector Make sure the power plug pins are...

Page 26: ...lot 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...

Page 27: ...Step 1 Locate the SODIMM slot in the mainboard and align the notch on the SODIMM with the memory slot Step 2 Insert the SODIMM module at a 45 degree angle Then push the SODIMM down until it snaps int...

Page 28: ...19...

Page 29: ...20 3 Onboard Jumpers...

Page 30: ...ins 1 and 2 afterwards 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 OF...

Page 31: ...ltage for the LCD connector The default setting is 3 3V Setting 1 2 3 3 3V ON ON OFF 5V OFF ON ON Inverter power selector IVDDSEL This jumper determines the input voltage for the LCD backlight inverte...

Page 32: ...er the AT or ATX power profile The default mode is ATX Setting 1 2 3 ATX ON ON OFF AT OFF ON ON SATA DOM power selector SATA_DOM1 This jumper enables or disables the 7 th power pin on SATA1 The defaul...

Page 33: ...24 COM1 serial mode selector J1 This jumper sets the serial mode for COM1 Supported serial standards are RS 232 RS 422 and RS 485 Setting Cap pairs RS 232 RS 422 RS 485...

Page 34: ...25 COM2 power selector J3 This jumper sets the power profile for COM2 The default setting is 5V Setting 1 2 3 5V ON ON OFF 12V OFF ON ON...

Page 35: ...26 4 Back Panel Ports...

Page 36: ...onvertible serial port It can be switched between RS 232 RS 422 or RS 485 serial standards See page 24 for details on jumper settings USB 2 0 ports USB_0 1 Two standard USB 2 0 ports are provided on t...

Page 37: ...28 5 BIOS Setup This chapter gives a detailed explanation of the BIOS setup functions...

Page 38: ...ght Enter Select the item Esc Jumps to the Exit menu or returns to the main menu from a submenu Page Up Increase the numeric value or make changes Page Down Decrease the numeric value or make changes...

Page 39: ...OS 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 Esc to...

Page 40: ...ons Advanced BIOS Features Use this menu to set the advanced features available on your system Advanced Chipset Features Use this menu to set chipset specific features and optimize system performance...

Page 41: ...this menu option to load BIOS default settings for optimal and high performance system operations Set Supervisor Password Use this menu option to set the BIOS supervisor password Set User Password Use...

Page 42: ...o Settings EGA VGA CGA 40 CGA 80 MONO Halt On Set the system s response to specific boot errors Below is a table that details the possible settings Settings Description All Errors System halts when an...

Page 43: ...ector virus protection Disabled Turns off hard disk boot sector virus protection Note If this function is enabled and someone attempt to write data into this area BIOS will show a warning message on t...

Page 44: ...from USB Floppy drive USB ZIP Boot from USB ZIP drive USB CDROM Boot from USB CDROM Legacy LAN Boot from network drive Disabled Disable the boot device sequence Boot Other Device Enables the system to...

Page 45: ...time the System boots or only when you enter Setup Settings Description Setup Password prompt appears only when end users try to run BIOS Setup System Password prompt appears every time when the comp...

Page 46: ...37 Full Screen Logo Show Show full screen logo during BIOS boot up process Settings Disabled Enabled Summary Screen Show Show summary screen Settings Disabled Enabled...

Page 47: ...38 CPU FEATURES Thermal Management This item sets CPU s thermal control rule to protect CPU from overheat Settings Description Thermal Monitor Dynamic Ratio and VID Disabled...

Page 48: ...39 HARD DISK BOOT PRIORITY This is for setting the priority of the hard disk boot order when the Hard Disk option is selected in the First Second Third Boot Device menu item...

Page 49: ...set functions Do not change these settings unless you are familiar with the chipset Memory Hole Settings Disabled 15M 16M System BIOS Cacheable Settings Disabled Enabled Video RAM Cacheable Settings D...

Page 50: ...Min 0000 Max 000F Resolution Code 640 x 480 0 800 x 600 1 1024 x 768 2 1280 x 768 3 1280 x 1024 4 1400 x 1050 5 1440 x 900 6 1280 x 800 7 800 x 480 8 1024 x 600 9 1366 x 768 A 1600 x 1200 B 1680 x 10...

Page 51: ...Share Memory Size This setting allows you to select the amount of system memory that is allocated to the integrated graphics processor Settings Disabled 64M 128M 256M Direct Frame Buffer Settings Dis...

Page 52: ...43 CPU PCI BUS CONTROL PCI Master 0 WS Write Settings Enabled Disabled PCI Delay Transaction Settings Disabled Enabled VIA PWR Management Settings Disabled Enabled...

Page 53: ...d IDE HDD Block Mode Settings Disabled Enabled SATA Controller Settings Disabled Enabled SATA Controller Mode Settings IDE RAID Azalia HDA Controller Settings Auto Disabled Onboard LAN Boot ROM Settin...

Page 54: ...sabled 3F8 IRQ4 2F8 IRQ4 3E8 IRQ4 2E8 IRQ4 Onboard Serial Port 4 Settings Disabled 3F8 IRQ4 2F8 IRQ4 3E8 IRQ4 2E8 IRQ4 WatchDog Support Settings Enabled Disabled WatchDog Timer Select This option is o...

Page 55: ...isabled Enabled IDE DMA Transfer Access Settings Disabled Enabled Secondary Master PIO Settings Auto Mode 0 Mode 1 Mode 2 Mode 3 Mode 4 Secondary Slave PIO Settings Auto Mode 0 Mode 1 Mode 2 Mode 3 Mo...

Page 56: ...for Universal Serial Bus Settings Disabled Enabled USB Operation Mode Auto decide USB device operation mode Settings Description Full Low Speed All of USB Device operated on full low speed mode High S...

Page 57: ...48 USB Storage Function Enable or disable Legacy support of USB Mass Storage Settings Disabled Enabled...

Page 58: ...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 S1 S3 Depends on th...

Page 59: ...on even when system enters power saving mode Suspend Off Screen is turned off when system enters power saving mode Video Off Method Settings Blank Screen V H SYNC Blank DPMS Support Soft Off by PWRBTN...

Page 60: ...nes how the system will respond after an AC power loss during system operation Settings Description Off Keeps the system in an off state until the power button is pressed On Restarts the system when t...

Page 61: ...s Hot Key Password PS2KB Wakeup Key Select Sets a Hot Key to restore the system from the power saving mode to an active state Settings Ctrl F1 Ctrl F2 Ctrl F3 Ctrl F4 Ctrl F5 Ctrl F6 Ctrl F7 Ctrl F8 C...

Page 62: ...e from a suspended state Such PCI cards include LAN onboard USB ports etc Settings By OS Enabled RTC Alarm Resume Set a scheduled time and or date to automatically power on the system Settings Disable...

Page 63: ...gs Description No BIOS will initialize all the PnP cards Yes BIOS will only initialize the PnP cards used for booting VGA IDE SCSI The rest of the cards will be initialized by the PnP operating system...

Page 64: ...ow colors properly This field allows you to set whether MPEG ISA VESA VGA Cards can work with PCI VGA or not When enabled a PCI VGA can work with a MPEG ISA VESA VGA card When disabled a PCI VGA canno...

Page 65: ...9 10 11 12 14 15 for users to set each IRQ a type depending on the type of device using the IRQ Settings PCI Device For Plug and Play compatible devices designed for PCI bus architecture Reserved The...

Page 66: ...57 PC HEALTH STATUS The PC Health Status displays the current status of all of the monitored hardware devices components such as CPU voltages temperatures and fan speeds...

Page 67: ...DDR 667 SPD DRAM Channel Mode Settings Channel A Channel A B Channel A C DDR CAS Latency Control Settings 2T 3T 4T 5T 6T SPD DDR Burst Length Settings 4 8 SPD DDR 1T Command Rate Settings Disabled Ena...

Page 68: ...reme values spikes of the pulses create EMI Electromagnetic Interference The Spread Spectrum function reduces the EMI generated by modulating the pulses so that the spikes of the pulses are reduced to...

Page 69: ...optimized BIOS settings The default optimized values are set by the mainboard manufacturer to provide a stable system with optimized performance Entering Y and press Enter to load the default optimize...

Page 70: ...Password This option is for setting a password for entering BIOS Setup When a password has been set a password prompt will be displayed whenever BIOS Setup is run This prevents an unauthorized person...

Page 71: ...press Enter The password typed now will clear any previously set password from CMOS memory The new password will need to be reentered to be confirmed To cancel the process press Esc To disable the pas...

Page 72: ...63 SAVE EXIT SETUP Entering Y saves any changes made and exits the program Entering N will cancel the exit request...

Page 73: ...64 EXIT WITHOUT SAVING Entering Y discards any changes made and exits the program Entering N will cancel the exit request...

Page 74: ...ief 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 correct...

Page 75: ...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 utilit...

Page 76: ...ware providing fast graphical access IRQ Routing Miniport Driver sets the system s PCI IRQ routing sequence and VIA INF Driver enables the VIA Power Management function Includes V RAID and RAID tools...

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