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VIA Technologies, Inc. reserves the right the make changes to the products described in this manual at any time without prior notice. Regulatory Compliance...
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Battery Recycling and Disposal Only use the appropriate battery specified for this product. Do not re-use, recharge, or reheat an old battery. Do not attempt to force open the battery. Do not discard used batteries with regular trash. Discard used batteries according to local regulations. Safety Precautions Always read the safety instructions carefully.
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Box Contents and Ordering Information Model Number Description EPIA-P830-12L Standard kit 1 x P830-A daughter card 1 x SATA cable 1 x SATA power cable 1 x DC-in cable P830-B This companion card is for project based enquiries only. MOQ is required. Please...
ABLE OF ONTENTS 1 Overview ......................... 1 Key Components ....................2 VIA Nano™ NanoBGA2 CPU ..............2 VIA VX900H System Processor ..............2 Layout........................3 Layout (I/O panel)....................5 Specifications ......................6 2 Onboard I/O ......................8 External I/O ......................9 VGA port ......................
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Installing the P830-B ..................29 5 BIOS Setup ......................30 Entering the BIOS Setup Menu ..............31 Control Keys ......................31 Getting Help ......................32 Main Menu ......................33 AMIBIOS ......................33 Processor ......................33 System Memory ..................... 33 System Time ....................33 System Date ....................
VIA VT1708S High Definition Audio codec. The EPIA-P830 is based on the VIA VX900H Unified Digital Media IGP chipset featuring the VIA C-9 HD with 2D/3D graphics and video accelerators for rich digital media performance.
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Item Description Page FAN1: System fan CN5: LPC, SMBus, and GPIO combination pin header CN4: Front panel and PS2 combination pin header CN2: USB, and USB Device combination pin header CN1: Front audio pin header PWR2: SATA power connector J1: UART port 2 SATA1, SATA2: SATA 3Gb/s connectors CN6: PCIe and USB 2.0 combination connector CN3: LAN pin header...
(I/O AYOUT PANEL Item Description Page VGA1: VGA port (on P830-A) USB1, USB2: USB 2.0 ports (on P830-A) ® HDMI1: HDMI port RJ1: Gigabit LAN port (on P830-A)
PECIFICATIONS Processor VIA 1.2GHz U3300 Nano processor Chipset VIA VX900H Unified Digital Media IGP Chipset Super I/O Fintek F81801U-I Memory 1 x DDR3 1066/800 MHz SODIMM slot (supports a 4 GB module**) Integrated VIA C-9 HD 3D/2D graphics Storage 2 x SATA 3Gb/s connectors VIA VT6130 PCIe Gigabit Ethernet controller VIA VT1708S High Definition audio codec Audio...
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System Monitoring - Wake-on-LAN, Keyboard power-on, RTC Timer power-on, Watch Dog Timer - System power management, AC Power failure recovery Operating environment 0°C ~ 60°C 0% ~ 95% (relative humidity; non-condensing) Form Factor 12 layer Pico-ITX (10 cm x 7.2 cm) Compliance CE/FCC/RoHS/BSMI Note:...
XTERNAL The external I/O panel has the following ports: VGA port The 15-pin VGA port is for connecting to analog displays. ® HDMI port ® ® The HDMI port is for connecting to HDMI displays. Gigabit LAN port The Gigabit Ethernet port is controlled through the VIA VT6130 PCIe Gigabit Ethernet controller.
VGA and USB combination pin header The VGA and USB combination pin header block (VGA_USB1) is used to connect to the P830-A companion card. The pin header block provides support for one VGA port and two USB 2.0 ports. Signal Signal REDN GREENN...
SATA connectors There are two onboard SATA connectors that support data transfer speeds up to 3 Gbps. Both SATA connectors have a 7 pin that can provide +5V power to a SATA Disk-on-Module (DOM). When a regular SATA hard drive is connected, the 7 pin will be a ground pin.
PCIe and USB combination connector The onboard combination PCI Express and USB connector (CN6) is for connecting directly to the P830-B companion card. Standard PCIe or USB connectors are not supported. The connector pinout supports the equivalent of two PCIe x1 ports and one USB 2.0 port. Signal Signal 1–25...
USB and USB Device combination pin header The onboard USB and USB Device combination pin header block (CN2) enables the addition of five more USB 2.0 ports and one USB device port. Signal Signal USB_VD0+ USB_VD6+ USB_VD0- USB_VD6- +5VSUS +5VSUS USB_VD1- USB_VD3- USB_VD1+...
LAN pin header The onboard LAN pin header block (CN3) is used to connect to the P830-A companion card. The pin header block provides support for one RJ45 Gigabit Ethernet port. Signal Signal VDDTXRX AVDD33 TD2- TD3- TD2+ TD3+ TD0- TD1- TD0+ TD1+...
UART connectors The mainboard includes two UART ports. UART port 1 (J2) is the 12-pin port on the bottom side. UART port 2 (J1) is the 10-pin port on the top side. UART 2 (J1) UART 1 (J2) Signal Signal SIN2 -LPCRST SOUT2...
SPI connector The onboard SPI connector (J3) is for updating the SPI flash ROM. Signal MSPIDO MSPIDI MSPICLK MSPISSO SPIVCC CMOS battery connector The onboard battery connector (BAT1) provides power to the CMOS RAM. If disconnected all configurations in the CMOS RAM will be reset to factory defaults.
Front panel and PS/2 combination pin header The mainboard includes one Front Panel and PS/2 combination pin header block (CN4). The PS/2 pin headers support one PS/2 keyboard and one PS/2 mouse. Signal Signal +5VSUSLED1 +5VLED2 +5VSUSLED1 -HD_LED PW_BN- SPEAK_BZ RST_SW -PWR_LED +5VSUS...
System fan connector The System fan (FAN1) runs on +5V and maintains system cooling. Signal FANIN1 +5V FANCTL FAN1 VIA Nano VX900H PWR1 DC-in power connector The mainboard has an onboard DC-In 2-pin power connector (PWR1) to connect the DC-In power cable. Signal DC-in (+12V±5%)
SODIMM DDR3 memory slot The mainboard has one 204-pin DDR3 SODIMM slot that supports non-ECC DDR3 1066/800 MHz memory modules. It can support memory sizes up to 4 GB.
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Installing memory modules 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 30 degree angle. Then push the SODIMM down until it snaps into the locking mechanism.
Clear CMOS jumper The onboard CMOS RAM stores system configuration data and has an onboard battery power supply. To reset the CMOS settings, set the jumper (JM1) on pins 2 and 3 while the system is off. Return the jumper to pins 1 and 2 afterwards. Setting the jumper while the system is on will damage the mainboard.
LVDS jumper settings The LVDS jumper (JM2) determines the input voltage for the LCD connector. +3.3V (default) LCD Backlight Power selector The backlight jumper (JM3) determines the input voltage for the LCD backlight inverter. +12V (default)
Align the CON1 and CON2 connectors on the P830-A with the VGA_USB1 combination pin header block and LAN pin header block on the EPIA-P830, respectively. In the figure below, the dotted rectangles represent the CON1 and CON2 connectors on the bottom side of the P830-A companion card.
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Step 2 Then gently press down until the pins on the EPIA-P830 mainboard have been fully inserted into the CON1 and CON2 connectors of the P830-A companion card. Step 3 Secure the EPIA-P830-A to the EPIA-P830 with two screws.
P830-B NSTALLING THE Step 1 Align the CN6 connector on the EPIA-P830 with the CN2 connector on the P830-B. Then gently insert the CN6 connector into the CN2 connector until the CN6 connector is fully inserted.
BIOS S NTERING THE ETUP 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, restart the system and try again. ONTROL Keys Description Move to the previous item...
ETTING The 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 <Esc> to exit the help screen.
AMIBIOS BIOS version number and related information. Processor This section describes the detected CPU name, speed, and number of processors. System Memory This section describes the detected memory size. System Time Use the key “+” or “-” to configure system time. The time format is [Hour : Minute : Second].
CPU C ONFIGURATION Nano CPU TM3 Control This option is used to enable the internal thermal protection features inside the onboard Nano CPU. Settings Description Disabled No thermal monitoring Enabled Enables Thermal Monitor 3...
IDE D RIVES PIO Mode The Programmed Input/Output mode is a data transfer method that uses the CPU registers to transfer data. Settings Description Auto The Programmed Input/Output mode is automatically selected. Maximum transfer rate of 3.3 MB/s. Cycle time: 600ns. Defined in ATA specification.
IO C UPER ONFIGURATION Serial Port Address, IRQ, and Type The SuperIO configuration menu enables the BIOS to specifically define the resources used for serial ports 1 and 2. Port Address/IRQ 3F8/IRQ4, 3E8/IRQ4, 2E8/IRQ3, Disabled 2F8/IRQ3, 3E8/IRQ4, 2E8/IRQ3, Disabled...
ARDWARE EALTH ONFIGURATION The Hardware Health Configuration displays all monitored information. Smart FAN 1 Settings Description Auto Fan speed is dynamically adjusted as required to maintain optimal system temperature. Full Speed Fan speed is fixed at the maximum RPM of the system fan.
ACPI C ONFIGURATION Suspend Mode Select the ACPI state used for system suspend. Settings Description S1(POS) S1/Power On Suspend (POS) is a low power state. In this state, no system context (CPU or chipset) is lost and hardware maintains all system contexts S3(STR) S3/Suspend To RAM (STR) is a power-down state.
APM C ONFIGURATION Power Button Mode Settings Description On/Off Pressing the power button will Instantly cause the system to power on or off. Standby Requires the user to press and hold the power button for 4 seconds before powering off the system. Suspend Pressing the power button will Instantly cause the system to enter suspend mode.
Resume On PS/2 KBC Enables any detected keyboard activity to restore the system from a power saving mode to an active state. Settings Description PS/2 keyboard activity will be detected if the system is in S3 power saving mode. S3/S4/S5 PS/2 keyboard activity will be detected if the system is in S3/S4/S5 power saving mode.
RTC Alarm Date (Days) This option enables the user to specify the frequency of the RTC Alarm Date recurrence. Settings Description Every Day Triggers the RTC Alarm Date daily. 1 – 31 (days) Triggers the RTC Alarm Date according to the increment specified.
VENT ONFIGURATION View Event Log This option enables users to view messages regarding recorded events. Pressing the <Enter> button while this option is selected will open a separate window containing a list of recorded event logs. Mark all events as read This option enables users to quickly flag all event logs as having been read —...
PREAD PECTRUM ONFIGURATION Spread Spectrum Configuration The Spread Spectrum Configuration feature enables the BIOS to help limit Electromagnetic Interference (EMI) emanating from the system. Higher percentages reduce the EMI. However, higher percentages may result in reduced system stability. If the system is not placed near EMI sensitive electronics, it is recommended to leave this feature disabled.
USB C ONFIGURATION The USB configuration page detects all connected USB devices. USB Device Mode Enable Settings Description Enabled Unlocks the USB device port. Disabled Locks the USB device port. Note: The USB device port driver must be installed in order for the port to function. USB Endpoint0 Ctrl Clk This option is only available if USB Device Mode Enable is enabled.
CRB C ONFIGURATION DRAM Clock Settings Description Auto Auto adjusts the DRAM clock 400 MHz Sets the DRAM clock to 400 MHz. DDR3 modules will operate at 800 MHz. 533 MHz Sets the DRAM clock to 533 MHz. DDR3 modules will operate at 1066 MHz.
Panel Type This feature enables the user to specify the resolution of the display being used with the system. The panel types are predefined in the VGA VBIOS. Settings Description 640 x 480 800 x 600 1024 x 768 1280 x 768 1280 x 1024 1400 x 1050 1440 x 900...
Time-Select This option is only available if WATCH-DOG is enabled. Settings Description Disable 1–255 Sets the number of units to count. If Unit-Select is set to Minutes, the maximum acceptable integer is 17. Backlight Control This option sets the brightness control for an LCD device. Settings Description Level 0...
ETTINGS The Boot Settings menu has the following submenus: Boot Settings Configuration Configuration settings during system boot. Boot Device Priority...
ETTINGS ONFIGURATION Quick Boot Settings Description Enabled Enables the BIOS to skip certain tests in order to reduce boot up time. Disabled Support for this feature will be unavailable. Quiet Boot Settings Description Enabled Displays an OEM logo instead of POST messages. Disabled Displays POST messages.
Hit ‘DEL’ Message Display Settings Description Enabled Shows the POST message that informs the user how to enter the BIOS setup menu. However, this message will be hidden if the Display Logo option is enabled. Disabled Hides the POST message that informs the user how to enter the BIOS setup menu.
ECURITY ETTINGS Change Supervisor Password This option is for setting a password for accessing the BIOS setup utility. When a password has been set, a password prompt will be displayed whenever the BIOS setup utility is launched. This prevents an unauthorized person from changing any part of the system configuration.
Change User Password This option is for setting a password for non-supervisors. When a user password is set, the Clear User Password and Password Check options will be unlocked. Clear User Password This option is only available when the user accesses the BIOS Setup Utility when the user password has been specified.
PTIONS Save Changes and Exit Save all changes to the BIOS and exit the BIOS Setup Utility. The “F10” hotkey can also be used to trigger this command. Discard Changes and Exit Exit the BIOS Setup Utility without saving any changes. The “Esc” hotkey can also be used to trigger this command.
ICROSOFT RIVER UPPORT The VIA EPIA-P830 mainboard is compatible with Microsoft operating systems. The latest Windows drivers can be downloaded from the VIA Embedded website at http://www.viatech.com/en/boards/pico-itx/epia-p830/. For embedded operating systems, the related drivers can be found in the VIA Embedded website at www.viatech.com.
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