VIA Technologies VT1723 User manual

VIA VT1723 7.1 Channel
PCI Sound Card
User Manual
Ver. 2.00
All brand names and trademarks are properties of their
respective owners.

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Features
Full-duplex playback and recording
Full-duplex 8CH DAC/2CH ADC
Support 48/44.1 KHz sampling rate for both playback and
recording
Supports the latest Dolby® Digital EX and DTS ES 6.1/7.1
CH DVD soundtrack playback
DirectSound™ 3 HW acceleration
PCI Rev. 2.2 compliant with bus mastering modes
ACPI compliant power down management
Support Windows® 2000, XP/2003/Vista/7 (32/64 bit)
System Requirements
Pentium-class computer with one available PCI slot
Windows® 2000, XP/2003/Vista/7 (32/64 bit)
DirectX 8.1 above is required
Package Contents
1 x VIA VT1723 7.1 Channel PCI Sound Card
1 x Driver CD

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1 x User Manual
Note: Contents may vary depending on the market/country.
Hardware & Software Installation
It is recommended that you remove any previously installed sound card
and drivers prior to installing this 7.1 Channel PCI Sound Card to
avoid any conflicts. If previously installed drivers are not removed, this
7.1 Channel PCI Sound Card perhaps not function properly. (Note: If
your computer has on-board sound you will need to disable it on the
motherboard. For more information please see your computer’s
documentation or contact your computer’s manufacturer.)
Driver Installation
For Windows® 2000, XP/2003/Vista/7 (32/64 bit)
1. Locate an available PCI slot on your computer, and insert this 7.1
Channel PCI Sound Card into the slot. Fasten the card to the case
using a screw.
2. Start your PC, place the Driver CD into the CD-ROM drive.
Click the Start button on the taskbar and click Run. Type
“D:\SOUND\VT1723\Setup.exe”. (Assuming you have placed

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the CD in CD-ROM drive labeled as D).
3. Follow any on-screen instructions to complete the software
installation.
4. Restart your system.
5. Once you have rebooted the computer, this 7.1 Channel PCI
Sound card is ready to be used.
Physical Connections
The rear panel of this 7.1 Channel PCI Sound Card has the following
jacks:

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1. Line In: Connect to tape/CD/DVD player, or other audio sources
for output mixing and/or recording
2. MIC In: Connect to microphone
3. Line Out: Connect to headphone or amplifying speakers. In
4-channel, 6-channel, and 8-channnel configurations, the
function of this port becomes Front Speaker Out
4. Rear Speaker: Connect to Rear speakers while in 8 channel
mode (via external amplifier)
5. Surround Speaker: Connect to Surround speakers while in 4/6/8
channel modes (via external amplifier)
6. Center/Bass Speaker: Connect to Center/Bass speakers while in
6/8 channel modes (via external amplifier)
7. S/PDIF Out: The Digital Output jack is a S/PDIF Coaxial
output, you can use an RCA cable to connect this to a digital
recorder, mixer or surround receiver. A 75 Ohm digital coaxial
cable is required for this type of connection
Please refer to the audio configuration table below for the function of
the audio ports in 2, 4, 6, 8-channel configuration.

Port 2-channel 4-channel
(*)
6-channel 8-channel
1 Line In Line In Line In Line In
2 Mic In Mic In Mic In Mic In
3 Line Out Front
Speaker
Front
Speaker
Front
Speaker
4 - - Rear
Speaker
5 - Surround
Speaker
Surround
Speaker
Surround
Speaker
6 - - Center/Bass
Speaker
Center/Bass
Speaker
7 S/PDIF
Out
S/PDIF
Out
S/PDIF
Out
S/PDIF
Out
(*) 4-Channel mode is not available on Vista/7 (32/64 bit)
In addition to the rear panel jacks, this 7.1 Channel PCI Sound Card
also has the following internal connection:
The Function
J10 Analog CD/IN Port(Signals: L-G-G-R)
J11 Analog CD/IN Port(Signals: G-R-G-L)