VIA Technologies EPIA SN-Series User manual

August 5, 2008 Version 1.10
Operating Guide
EPIA SN-Series Mini-ITX Mainboard

EPIA SN-Series Operating Guide
August 5, 2008 - i - Version 1.10
Table of Contents
Table of Contents ..................................................................................................................i
VIA EPIA SN-Series verview ................................................................................................1
VIA EPIA SN-Series Layout ....................................................................................................2
VIA EPIA SN-Series Specifications ..........................................................................................3
VIA EPIA SN Processor SKUs .................................................................................................4
VIA CN896 Chipset verview .................................................................................................5
VIA EPIA SN-Series I/ Back Panel Layout ..............................................................................6
VIA EPIA SN-Series Layout Diagram & Mounting Holes..............................................................7
VIA EPIA SN-Series Layout Diagram & Height Distribution.........................................................8
Power Consumption..............................................................................................................9
VIA EPIA SN18000G ..........................................................................................................9
A. Playing DVDs with PowerDVD 5.0 .................................................................................9
B. Playing MP3s with Windows Media Player .......................................................................9
C. Running Network Applications - Copying Files (VT6103L) .................................................9
D. Running Network Applications – Copying Files (VT6130)..................................................9
E. Idle State.................................................................................................................10
F. Running C.C. Winstone 2004 ......................................................................................10
G. S3 Mode..................................................................................................................10
VIA EPIA SN10000EG.......................................................................................................11
A. Playing DVDs with PowerDVD 5.0 ...............................................................................11
B. Playing MP3s with Windows Media Player .....................................................................11
C. Running Network Applications - Copying Files (VT6103L) ...............................................11
D. Running Network Applications – Copying Files (VT6130)................................................11
E. Idle State.................................................................................................................11
F. Running C.C. Winstone 2004 ......................................................................................12
G. S3 Mode..................................................................................................................12
Power Specifications ...........................................................................................................13
VIA EPIA SN-Series Microsoft and Linux Driver Support ..........................................................14
Microsoft Driver Support...................................................................................................14
Linux Driver Support........................................................................................................14
Contact ............................................................................................................................. 15

EPIA SN-Series Operating Guide
August 5, 2008 - 1 - Version 1.10
VIA EPIA SN-Series Overview
The VIA EPIA SN-Series Mini-ITX Mainboard is an ultra compact native x86 platform optimized for
today's demanding embedded and productivity applications. The mainboard is based on the VIA
CN896 chipset featuring the VIA Chrome9™ HC IGP with 2D/3D graphics and video accelerators for
rich digital media performance.
The VIA EPIA SN-Series onboard VIA C7 NanoBGA2 processor is a powerful, secure, and efficient
processor with its included VIA Padlock Security Engine, VIA CoolStream™ Architecture, VIA
StepAhead™ Technology Suite, and VIA TwinTurbo™ technology.
The VIA EPIA SN-Series delivers the high performance levels required by today’s embedded digital
media applications with its included sizeable support of up to 4 GB of 667 MHz DDR2 memory and
native support for S-ATA II storage devices. The VIA EPIA SN-Series provides support for high
fidelity audio with its included VIA VT1708A High Definition Audio codec. High-bandwidth
connectivity is supported with the included four USB 2.0 ports, Fast Ethernet and Gigabit LAN
ports, and C M port on the back panel.
The VIA EPIA SN-Series can be implemented in a wide range of embedded and media applications
with its host of included onboard connectors. It supports for up to four S-ATA II devices in RAID
and non-RAID configurations. The VIA EPIA SN-Series also includes a Type I Compact Flash
connector for non-volatile solid state storage solutions. The VIA EPIA SN-Series can be further
enhanced with an external PCI Express graphics card via its 16-Lane PCI Express slot and a host of
other expandability options.
The VIA EPIA SN-Series is compatible with a full range of Mini-ITX chassis as well as FlexATX and
MicroATX enclosures and power supplies. The VIA EPIA SN-Series is fully compatible with
Microsoft
®
and Linux operating systems and is available in a variety of configurations.

EPIA SN-Series Operating Guide
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VIA EPIA SN-Series La out

EPIA SN-Series Operating Guide
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VIA EPIA SN-Series Specifications
Model Name - EPIA - SN18000G - EPIA SN10000EG
Processor - VIA C7 1.8GHz NanoBGA2 processor
with FSB 800 MHz
- VIA C7 1.0GHz NanoBGA2 processor
with FSB 400 MHz
Chipset - VIA CN896 North Bridge
- VIA VT8251 South Bridge
S stem Memor - 2 DDR2 533 / 667 DIMM slot
- Up to 4 GB memory size
VGA - VIA Chrome9™ HC Integrated Graphics with 2D/3D and video accelerators
Expansion Slots - 1 16-Lane PCI Express slot (Gen 1)
- 1 32-bit miniPCI slot
Onboard IDE - 1 UltraDMA 133/100/66 connector
Onboard LAN - 1 VIA VT6103L 10/100 Mbps Fast Ethernet Controller
- 1 VIA VT6130 PCI Express Gigabit Ethernet Controller
Onboard Audio - VIA VT1708A High Definition Audio Codec
Onboard TPM - Infineon SLB9635TT 1.2 Trusted Platform Module
Onboard I/O Connectors - 4 S-ATA II connectors
- 2 Fan pin connectors: CPU / Sys FAN
- 1 USB pin connector for 2 additional USB 2.0 ports
- 1 LVDS / DVI module connector (add-on card required)
- 1 Type 1 Compact Flash connector (shared with IDE1)
- 1 Serial port pin connector for C M2 (5V / 12V selectable)
- 1 LPC connector
- 1 CIR pin connector (switchable with KB / MS)
- 1 SIR pin connector (IRDA 1.0)
- 1 SMBus connector
- 1 Digital I/ pin connector
- 1 S/PDIF out pin connector
- 1 Front Panel Audio pin connector (MIC and Line-out)
- 1 Front Panel connector
- 1 ATX Power connector
Back Panel I/O - 1 PS2 mouse port
- 1 PS2 keyboard port
- 1 Serial port
- 1 VGA port
- 2 RJ45 LAN ports
- 4 USB 2.0 ports
- 3 Audio jacks: MIC-In, Line-In, and Line- ut
(with Horizontal and Smart 5.1 support)
BIOS AMI BI S, LPC 4/8 Mbit flash memory
Operating S stem Windows 2000/XP, Linux, Win CE, XPe
S stem Monitoring &
Management
- CPU voltage monitoring
- Wake-on-LAN/Keyboard, RTC Timer power-on, Watch Dog Timer
- System power management, AC Power failure recovery
- Fan control
Operating Temperature 0°C ~ 50°C
Operating Humidit 0% ~ 95% (relative humidity; non-condensing)
Form Factor - Mini-ITX (6-layer)
- 17cm x 17cm
Note: This specification is subject to change without prior notice.

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VIA EPIA SN Processor SKUs
The VIA EPIA SN-Series is available in two speed grades as follows:
•1.8 GHz VIA C7
®
NanoBGA2 Processor
•1.0 GHz VIA C7
®
NanoBGA2 Processor

EPIA SN-Series Operating Guide
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VIA CN896 Chipset Overview
The VIA CN896 Chipset is designed to enable high quality digital video streaming and DVD
playback in a new generation of fanless, small form factor PCs and IA devices. The VIA CN896
North Bridge features the VIA Chrome9™ HC IGP with 2D/3D graphics and video acceleration,
DDR2 667/533/400 MHz support, motion compensation and dual display support to ensure a rich
overall entertainment experience. utstanding connectivity features include USB 2.0, 10/100 and
Gigabit LAN, S-ATA II, and ATA/133.

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VIA EPIA SN-Series I/O Back Panel La out
The VIA EPIA SN-Series mainboard comes in the ultra compact 17cm x 17cm Mini-ITX form factor.
Its integrated design supports most of the standard legacy x86 connectivity options including PS/2
mouse port, PS/2 keyboard port, C M port, VGA port, RJ45 LAN ports, USB 2.0 ports, and audio
jacks.

EPIA SN-Series Operating Guide
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VIA EPIA SN-Series La out Diagram & Mounting Holes
CN896

EPIA SN-Series Operating Guide
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VIA EPIA SN-Series La out Diagram & Height Distribution

EPIA SN-Series Operating Guide
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Power Consumption
Power consumption tests were performed on the VIA EPIA SN18000G (running with the VIA 1.8GHz
C7 NanoBGA2 processor) and VIA EPIA SN10000EG (running with the VIA 1.0 GHz C7 NanoBGA2
processor). The following tables are a comprehensive breakdown of the EPIA platform’s voltage,
amp and wattage values while running common system applications.
VIA EPIA SN18000G
A. Pla ing DVDs with PowerDVD 5.0
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.094 1.412 4.369
Main Board +5V 4.968 3.780 18.779
Main Board 5VSB 4.889 0.118 0.577
Main Board +12V 11.954 0.097 1.160
Total Power Consumption 24.885
B. Pla ing MP3s with Windows Media Pla er
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.143 1.403 4.410
Main Board +5V 4.974 4.102 20.403
Main Board 5VSB 4.895 0.117 0.573
Main Board +12V 11.961 0.096 1.148
Total Power Consumption 26.534
C. Running Network Applications - Cop ing Files (VT6103L)
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.189 1.426 4.548
Main Board +5V 4.959 4.000 19.836
Main Board 5VSB 4.893 0.140 0.685
Main Board +12V 11.991 0.105 1.259
Total Power Consumption 26.328
D. Running Network Applications – Cop ing Files (VT6130)
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.126 1.426 4.458
Main Board +5V 4.978 4.146 20.639
Main Board 5VSB 4.895 0.117 0.573
Main Board +12V 11.952 0.100 1.195
Total Power Consumption 26.865

EPIA SN-Series Operating Guide
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E. Idle State
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.194 1.443 4.609
Main Board +5V 4.995 2.217 11.074
Main Board 5VSB 4.868 0.127 0.618
Main Board +12V 11.871 0.126 1.496
Total Power Consumption 17.797
F. Running C.C. Winstone 2004
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.176 1.425 4.526
Main Board +5V 4.949 4.309 21.325
Main Board 5VSB 4.889 0.122 0.596
Main Board +12V 11.979 0.094 1.126
Total Power Consumption 27.573
G. S3 Mode
Measured Voltage Measure Amp Watts
Main Board +3.3V 0.000 0.000 0.000
Main Board +5V 0.000 0.000 0.000
Main Board 5VSB 4.929 0.304 1.498
Main Board +12V 0.000 0.000 0.000
Total Power Consumption 1.498

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VIA EPIA SN10000EG
A. Pla ing DVDs with PowerDVD 5.0
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.064 1.336 4.094
Main Board +5V 4.852 2.792 13.547
Main Board 5VSB 4.834 0.119 0.575
Main Board +12V 11.958 0.050 0.598
Total Power Consumption 18.814
B. Pla ing MP3s with Windows Media Pla er
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.070 1.337 4.105
Main Board +5V 4.867 2.676 13.024
Main Board 5VSB 4.843 0.119 0.576
Main Board +12V 11.963 0.050 0.598
Total Power Consumption 18.303
C. Running Network Applications - Cop ing Files (VT6103L)
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.085 1.405 4.334
Main Board +5V 4.928 2.650 13.059
Main Board 5VSB 4.824 0.138 0.666
Main Board +12V 11.977 0.073 0.874
Total Power Consumption 18.933
D. Running Network Applications – Cop ing Files (VT6130)
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.129 1.365 4.271
Main Board +5V 4.911 2.720 13.358
Main Board 5VSB 4.815 0.119 0.573
Main Board +12V 11.983 0.050 0.599
Total Power Consumption 18.801
E. Idle State
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.083 1.346 4.150
Main Board +5V 4.871 1.884 9.177
Main Board 5VSB 4.845 0.119 0.577
Main Board +12V 11.959 0.057 0.682
Total Power Consumption 14.586

EPIA SN-Series Operating Guide
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F. Running C.C. Winstone 2004
Measured Voltage Measure Amp Watts
Main Board +3.3V 3.133 1.357 4.251
Main Board +5V 4.910 2.771 13.606
Main Board 5VSB 4.846 0.118 0.572
Main Board +12V 11.989 0.049 0.587
Total Power Consumption 19.016
G. S3 Mode
Measured Voltage Measure Amp Watts
Main Board +3.3V 0.000 0.000 0.000
Main Board +5V 0.000 0.000 0.000
Main Board 5VSB 4.796 0.304 1.458
Main Board +12V 0.000 0.000 0.000
Total Power Consumption 1.458

EPIA SN-Series Operating Guide
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Power Specifications
The VIA EPIA SN-Series mainboard utilizes an industry standard 20-pin ATX power connector for
connecting to the power supply. Due to its ultra low power requirements, a 90 – 120 Watt ATX
power supply is ample for even the heaviest of multimedia system applications.
1
2
3
4
5
6
7
8
9
11
12
13
14
17
18
19
2010
Pin Signal Pin Signal
1 +3V 11 +3V
2 +3V 12 -12V
3 Gnd 13 Gnd
4 +5V 14 PS_ N
5 Gnd 15 Gnd
6 +5V 16 Gnd
7 Gnd 17 Gnd
8 PW_ K 18 -5V
9 5V_SB 19 +5V
10 +12V 20 +5V

EPIA SN-Series Operating Guide
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VIA EPIA SN-Series Microsoft and Linux Driver Support
M ICROSOFT D RIVER S UPPORT
The VIA EPIA SN-Series mainboard is compatible with Microsoft operating systems. The latest
Windows 98, Windows Me, Windows 2000, Windows XP, and Windows Vista drivers can be
downloaded from the VEPD website at www.viaembedded.com.
For embedded operating systems (Windows CE.NET and Windows XP Embedded), the related
drivers can be found in the VIA Arena website at www.viaarena.com.
L INUX D RIVER S UPPORT
The VIA EPIA SN-Series mainboard is highly compatible with many Linux distributions.
Support and drivers are provided through various methods including:
•Drivers provided by VIA
•Using a driver built into a distribution package
•Visiting VIA Arena website at www.viaarena.com for latest updates on a monthly basis
•Installing a third party driver (such as the ALSA driver from the Advanced Linux Sound
Architecture project for integrated audio)
For EM clients and system integrators developing a product for long term production, other code
and resources may also be made available. You can submit a request either through the
Developers portal at VIA Arena, or through your VEPD support contact. Alternatively, VIA can work
further towards providing additional drivers to fit your specific needs.

EPIA SN-Series Operating Guide
August 5, 2008 - 15 - Version 1.10
Contact
For more information on the VIA EPIA SN-Series Mini ITX mainboard contact your sales
representative or visit our website at www.viaembedded.com
AMERICA
USA
440 Mission Court, Suite 220
Fremont, CA 94539
Tel: [phone]
Fax: [phone]
Email: [email protected]om
ASIA
TAIWAN
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Hsin Tien, Taipei
Tel: [phone]
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Email: [email protected]
CHINA
6F, DAscom Tower
9 Shangdi East Road
Haidian District
Beijing, 100085
Tel: [phone]
Fax: [phone]
Email: [e-mail]
EUROPE
GERMANY
Mottmann Strasse 12
53842 Troisdorf- berlar
Tel: [phone]
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Email: [e-mail]