Asus Xonar Ds 7 1 Channels Sound Card E7809 User Manual

Xonar DS  
Audio card  
User manual  
Contents  
iii  
Notices  
Federal Communications Commission Statement  
This device complies with Part 15 of the FCC Rules. Operation is subject to the  
following two conditions:  
This device may not cause harmful interference, and  
This device must accept any interference received including interference that  
may cause undesired operation.  
This equipment has been tested and found to comply with the limits for a  
Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are  
designed to provide reasonable protection against harmful interference in a  
residential installation. This equipment generates, uses and can radiate radio  
frequency energy and, if not installed and used in accordance with manufacturer’s  
instructions, may cause harmful interference to radio communications. However,  
there is no guarantee that interference will not occur in a particular installation. If  
this equipment does cause harmful interference to radio or television reception,  
which can be determined by turning the equipment off and on, the user is  
encouraged to try to correct the interference by one or more of the following  
measures:  
Reorient or relocate the receiving antenna.  
Increase the separation between the equipment and receiver.  
Connect the equipment to an outlet on a circuit different from that to which the  
receiver is connected.  
Consult the dealer or an experienced radio/TV technician for help.  
Canadian Department of Communications Statement  
This digital apparatus does not exceed the Class B limits for radio noise emissions  
from digital apparatus set out in the Radio Interference Regulations of the  
Canadian Department of Communications.  
This class B digital apparatus complies with Canadian ICES-003.  
Australia statement notice  
From 1 January 2012 updated warranties apply to allASUS products, consistent with  
the Australian Consumer Law. For the latest product warranty details please visit  
under theAustralian Consumer Law. You are entitled to a replacement or refund for a  
major failure and compensation for any other reasonably foreseeable loss or damage.  
You are also entitled to have the goods repaired or replaced if the goods fail to be of  
acceptable quality and the failure does not amount to a major failure.  
If you require assistance please call ASUS Customer Service 1300 2787 88 or visit  
iv  
 
Safety information  
Before installing the device on a motherboard, carefully read all the manuals  
that came with the package.  
To prevent electrical shock hazard or short circuits, switch off the power supply  
before installing the device on a motherboard or connecting any singal cables  
to the device.  
If the device is broken, do not try to fix it by yourself. Contact a qualified service  
technician or your retailer.  
Before using the product, make sure all cables are correctly connected. If you  
detect any damage, contact your dealer immediately.  
To avoid short circuits, keep paper clips, screws, and staples away from  
connectors, sockets and circuitry.  
Avoid dust, humidity, and temperature extremes. Do not place the product in  
any area where it may become wet.  
Place the product on a stable surface.  
If you encounter technical problems with the product, contact a qualified  
service technician or your retailer.  
This symbol of the crossed out wheeled bin indicates that the product (electrical  
and electronic equipment) should not be placed in municipal waste. Check local  
regulations for disposal of electronic products.  
Trademarks  
Xonar and ASUS logo are trademarks of ASUSTek Computer Inc. “Dolby”  
and “Dolby Digital Live”, “Dolby Pro Logic IIx”, “Dolby Virtual Speaker”, “Dolby  
Headphone” are trademarks of Dolby Laboratories. EAX and A3D are trademarks  
of Creative Technology Ltd. Microsoft, DirectSound3D, Windows are trademarks of  
Microsoft Corporation. Other company and product names may be trademarks of  
the respective companies with which they are associated. ASIO is a trademark and  
software of Steinberg Media Technologies GmbH  
License  
Dolby Master Studio driver is manufactured under license from Dolby Laboratories.  
v
 
vi  
1.  
Introduction  
1.1  
Package contents  
ASUS Xonar DS PCI audio card  
S/PDIF TOSLINK optical adapter x1  
Low Profile Bracket x1  
Support CD  
Quick Start Guide  
1.2  
System requirements  
One PCI 2.2 (or higher) compatible slot for the audio card  
Microsoft® Windows® Vista (32/64bit) / XP (32/64bit) / MCE2005  
Intel® Pentium® 4 1.4 GHz or AMD® Athlon 1400 CPU or faster CPU  
256 MB (or above) DRAM system memory  
60 MB available HDD space for driver installation package  
CD-ROM drive (or DVD-ROM drive ) for software installation  
High-quality headphones, powered analog speakers, or a Dolby Digital or DTS  
decoder, to enjoy the ultra-high fidelity sound of the card  
ASUS Xonar DS  
1
 
1.3  
Specifications summary  
Items  
Description  
Audio Performance  
Output Signal-to-Noise Ratio (A-Weighted):  
Input Signal-to-Noise Ratio (A-Weighted):  
Up to 107dB  
100 dB  
Output Total Harmonic Distortion + Noise at  
1kHz (A-Weighted) :  
Input Total Harmonic Distortion + Noise at 1kHz  
(A-Weighted) :  
Frequency Response (-3dB, 24-bit/96kHz  
input ):  
Up to 0.0017% (-95dB)  
Up to 0.0017% (-95dB)  
<10Hz to 48kHz  
Output/Input Full-Scale Voltage  
1 Vrms (3Vp-p)  
Almost lossless, high-fidelity floating-point filters, with:  
-140dB THD+N (typical value for 44.1K->48KHz, 24bit)  
145dB Dynamic Range (typical value for 44.1K->48KHz, 24bit)  
Sample Rate Conversion Quality  
Bus Compatibility  
PCI  
PCI v2.2 or above bus compatible  
Main Chipset  
ASUS  
24bit)  
A
A
V
V
2
6
0
6
0
High-Performance Sound Processor (Max. 192KHz/  
Audio Processor  
Wolfson WM8776* 1 (108dB SNR, Max. 192kHz/24bit)  
D-A Converter of Digital Sources:  
A-D Converter for Analog Inputs:  
Wolfson WM8766*1 (103dB SNR, Max. 192kHz/24bit)  
Wolfson WM8776* 1 (102dB SNR, Max. 96kHz/24bit)  
Sample Rate and Resolution  
Analog Playback Sample Rate and Resolution  
Analog Recording Sample Rate and Resolution  
44.1K/48K/96K/192KHz @ 16/24bit for all channels  
44.1K/48K/96KHz @ 16/24bit  
44.1K/48K/96K/192KHz @ 16/24bit, Dolby Digital, DTS, WMA-  
Pro  
S/PDIF Digital Output  
ASIO 2.0 Driver Support:  
44.1K/48K/96K/192KHz @ 16/24bit  
I/O Ports  
Analog Output Jack:  
3.50mm mini jack *4 (Front/Side/Center-Subwoofer/Back)  
3.50mm mini jack *1 (Line-In/Mic-In)  
Analog Input Jack:  
Other line-level analog input (for CD-IN/TV  
Tuner):  
Aux-In (4-pin header on the card)  
High-bandwidth Optical Connector supports 192KHz/24bit  
(shared with Back surround output jack)  
Digital S/PDIF Output  
-additional SPDIF-out header for HDMI audio output  
Intel HDA front-panel compatible and supports HP jack-detection  
and automatically switch audio output from back-panel to front  
Front-Panel Audio Header  
Driver Features  
Operation System  
Windows Vista/XP(32/64bit)/MCE2005  
DTS Connect (DTS Interactive Encoder and DTS Neo:PC) for  
both XP and Vista  
-DTS Interactive encodes any 3D gaming audio into true-to-live  
5.1 DTS Digital Surround sound experience  
-DTS Neo:PC could expand any stereo music to 7.1 surround  
sounds  
DTS Technologies  
DS3D GX 2.5.0 supports EAX gaming sound effects and  
DirectSound 3D hardware enhanced functions on Windows  
Vista. (DirectX/DirectSound 3D compatible)  
Normalizes the volume of all audio sources into a constant  
level and also enhances your 3D sound listening range and  
advantages in gaming  
DirectSound3D Game EXtensions 2.5 (DS3D GX  
2.5)/DirectX  
Smart Volume NormalizerTM  
The latest vocal effect technologies for gaming and VoIP,  
including:  
- VoiceEX: produces vivid environmental reverberation for  
your voice in EAX games  
- ChatEX: emulates different background environment  
effects when you chat online  
VocalFXTM  
- Magic Voice: changes your voice pitch to different types  
(Monster/Cartoon…) for disguising your real voice or just  
for fun in online chatting  
Music Pitch-Shifting, Vocal Cancellation, and Microphone  
Echo effects with Stereo Mix recording (Wave and Mic-in) for  
online Karaoke or online DJ applications  
Karaoke Functions  
(continued on the next page)  
ASUS Xonar DS  
2
 
FlexBassTM  
Professional Bass Management/Enhancement system  
Adjustable virtual 7.1-speaker positioning  
10-band Equalier/27 Environment Effects  
Xear 3DTM Virtual Speaker Shifter  
Other Effects  
Vista: DirectSound3D GX 2.5, EAX 2.0&1.0, DirectSound  
HW, DirectSound SW, A3D 1.0, OpenAL generic  
modes, 128 3D sounds processing capability  
XP: DirectSound3D GX 2.5, EAX 2.0&1.0, DirectSound  
3D Gaming Sound Engines/APIs  
HW, DirectSound SW, A3D 1.0, OpenAL generic  
modes, 128 3D sounds processing capability  
Bundled Software  
RMAA 6.0.6  
RightMark Audio Analyzer utility for easily test the audio  
quality of your sound card in PC  
Accessories  
Accessories  
-Low-profile bracket  
-S/PDIF TOSLINK optical adaptor  
*Specifications are subject to change without notice.  
ASUS Xonar DS  
3
2.  
Xonar DS card layout  
7
8
6
1
2
3
4
5
Audio ports  
1
2
3
4
5
ASUS Xonar DS  
4
 
No Item  
Description  
1
Microphone In port  
Connect your external PC microphone to this 3.5mm port for  
voice input. Built-in high-quality Microphone pre-amplifier.  
1
Line In port  
Connect analog devices like MP3 players, CD players,  
music synthesizers and other line-level sound sources to  
this 3.5mm port for audio recording or processing. (Through  
Ultra-high fidelity 102dB SNR A-D converter)  
2
Headphone/Front  
Out port  
Connect your headphones or 2/2.1 channel speakers to this  
3.5mm port. For multi-channel speaker systems, connects to  
the front left/right input on the powered speakers.  
3
4
5
5
Side Surround Out  
port  
Connects to the surround channel input on 4/4.1/5.1/6.1/7.1  
powered analog speakers.  
Center/Subwoofer  
Out port  
Connects to the center/subwoofer input on 5.1/6.1/7.1  
powered analog speakers.  
Rear/back Surround  
Out port  
Connects to the Back Surround input on 6.1/7.1 powered  
analog speakers.  
S/PDIF Out port  
Optical TOSLINK digital output port. Connects to external  
digital decoder or digital speaker systems, Home Theater  
systems, AV receivers for outputting digital audio including  
PCM, DTS Digital, DTS, WMA-Pro, etc.  
6
7
Front panel audio  
header  
Intel HDA front-panel compatible and supports HP jack-  
detection and automatically switch audio output from the  
back panel to the front panel.  
Supports both front-panel and sound card mic input mixing  
Aux Input Header  
S/PDIF Out header  
Usually connects to the Analog Audio output of TV tuner card  
or other sound source inside your PC system. (To monitor  
your TV tuner card’s audio from this Aux-In, you must enable  
the “monitor” function for Aux-In in the Xonar DS Audio  
Center‘s recording mixer.)  
8
Connects to the graphics card with HDMI support.  
ASUS Xonar DS  
5
3.  
Installing the hardware  
3.1  
Installing the audio card  
Before you proceed with the following installation steps, it’s recommended that  
you disable your onboard audio device in your BIOS settings, or uninstall any  
other audio cards on your PC. (For BIOS setting or uninstallation of other sound  
cards, refer to the user manuals of your motherboard and audio card.)  
Installing the Xonar DS card  
1.  
Power OFF the computer, the monitor, and all other peripheral devices  
connected to your computer.  
2.  
3.  
Unplug the computer power cord from your computer and power outlet.  
Touch the metal back or side panel of the computer to avoid static electricity.  
Remove the chassis cover.  
4.  
5.  
Remove the metal bracket from an available PCI slot for the Xonar DS audio  
card.  
6.  
Carefully insert the audio card into the PCI slot. Ensure the audio card sits  
properly in place.  
7.  
8.  
9.  
Secure the audio card with screws and the metal bracket.  
Put back the chassis cover.  
Reconnect all cables.  
10. Plug the power cord to the computer and to a power outlet.  
11. Power ON the computer.  
2
ASUS Xonar DS  
6
 
3.2  
Connecting to a TV tuner card  
1. If you have a traditional PCI or PCI TV tuner card on your PC, you may need  
to connect it to the Xonar DS card to send the tuner card’s sound to your PC  
speakers.  
2.  
3.  
Secure the PCI/PCI TV tuner card and screw it into the back-panel.  
Connect the audio output header from the TV tuner card to the Aux-In header  
of the Xonar DS card.  
For optimum TV audio quality, Xonar DS uses ADC recording to digitize the  
signal and loops it back to DAC playback. Select Aux-In as the recording source  
in the Xonar DS Center’s recording mixer and enable the monitoring button  
to pass this signal to the audio output. Using this setup, you can even turn on  
sound effects such as Pro-Logic IIx to expand the stereo TV audio to 5.1 or 7.1  
channel surround sound. TV audio on your PC will become even better than on  
your TV set.  
ASUS Xonar DS  
7
 
4.  
Installing software  
Installing the card driver  
Ensure that you have installed the audio card driver before installing the Xonar  
DS driver. Otherwise, driver installation error may occur.  
1.  
2.  
3.  
After you have installed the Xonar DS card, turn on your computer. Windows®  
automatically detects the audio card and searches for device drivers. When  
prompted for the drivers, click Cancel.  
Insert the support CD into the optical drive. If Autorun is enabled in your  
system, the setup starts automatically. If not, run setup.exe from your  
support CD.  
Follow the onscreen instructions to finish the installation.  
The version and content of the support CD are subject to change without notice.  
ASUS Xonar DS  
8
 
5.  
Connecting speakers and peripherals  
5.1  
Connecting digital speaker systems (Home Theater)  
The Xonar DS supports DTS Interactive technologies, which transcode any audio,  
including games and music, into industry-standard DTS surround bit-streams.  
This makes playback through your home theater system possible, creating an  
immersive and impressive cinema surround sound experience. A single digital  
cable connection can carry high-quality DTS digital audio from any of your PC  
audio sources to any digital speakers or AV Receivers with DTS 5.1 decoding  
capabilities.  
1
SPDIF Out  
2
No Item  
Description  
1
Optical adapter  
Plug the optical TOSLINK adapter into the S/PDIF-Out  
combo connector.  
2
Optical cable  
Connect your decoder’s S/PDIF-In port to the optical adapter  
with the TOSLINK optical cable.  
You can also use a coaxial cable for a S/PDIF connection. Just plug the coaxial  
RCA male connector to the S/PDIF-Out combo jack and connect the other end  
into the coaxial S/PDIF input on your decoder.  
ASUS Xonar DS  
9
 
5.2  
Connecting stereo headphones  
Connecting Stereo Headphones  
5.2.1  
Headphone Out  
No Item  
Description  
1
Front Out/Headphone  
Jack  
The Front Out jack has a built-in high-quality amplifier to  
drive headphones. Connect your stereo headphones directly  
to this jack.  
ASUS Xonar DS  
10  
 
5.2.2  
Connecting 5.1 channel Headphones  
1
2
3
No Item  
Description  
1
2
3
Front Out  
Connect the front-channel 3.5mm plug of your 5.1  
headphones into this jack.  
Side Surround Out  
Connect the surround-channel 3.5mm plug of your 5.1  
headphone into this jack.  
Center/Subwoofer Out  
Connect the Center/Bass-channel 3.5mm plug of your 5.1  
headphone into this jack.  
ASUS Xonar DS  
11  
5.3  
Connecting Analog Speaker Systems  
5.3.1  
Connecting Analog Power Amplifier  
1
2
3
4
No Item  
Description  
1
2
3
4
Front Out  
Connects to the “left front” and “right front” input ports of the  
analog amplifier with the mini-jack to RCA cable.  
Side Surround Out  
Center/Subwoofer  
Back Surround Out  
Connects to the “left surround” and “right surround” input  
ports of the analog amplifier with the mini-jack to RCA cable.  
Connects to the “Center” and “subwoofer” input ports of the  
analog amplifier with the mini-jack to RCA cable.  
Connects to the “left back” and “right back” input ports of the  
analog amplifier with the mini-jack to RCA cable.  
ASUS Xonar DS  
12  
 
5.3.2  
Connecting 2/2.1 channel speakers  
2 Speakers  
1
2.1 Speakers  
1
No Item  
Description  
1
Front Out/Headphone  
Jack  
Connect the 2/2.1 speaker set’s 3.5mm plug into this Front  
Out jack.  
ASUS Xonar DS  
13  
5.3.3  
Connecting 4/4.1 Channel Speakers  
4 Speakers  
1
2
4.1 Speakers  
1
2
No Item  
Description  
1
Front Out  
Connects to the Front input port of the 4/4.1 speakers with  
the mini-jack cable.  
2
Side Surround Out  
Connects to the Surround input port of the 4/4.1 speakers  
with the mini-jack cable.  
ASUS Xonar DS  
14  
5.3.4  
Connecting 5.1 Channel Speakers  
5.1 Speakers  
1
2
3
No Item  
Description  
1
2
3
Front Out  
Connects to the Front input port of the 5.1 speakers with the  
mini-jack cable.  
Side Surround Out  
Center/Subwoofer  
Connects to the Surround input port of the 5.1 speakers with  
the mini-jack cable.  
Connects to the Center/Subwoofer input port of the 5.1  
speakers with the mini-jack cable..  
5.3.5  
Connecting 6.1/7.1 Channel Speakers  
6.1 Speakers  
1
2
3
4
ASUS Xonar DS  
15  
7.1 Speakers  
1
2
3
4
No Item  
Description  
1
2
3
4
Front Out  
Connects to the Front input port of the 6.1/7.1 speakers with  
the mini-jack cable.  
Side Surround Out  
Center/Subwoofer  
Back Surround Out  
Connects to the Surround input port of the 6.1/7.1 speakers  
with the mini-jack cable.  
Connects to the Center/Subwoofer input port of the 6.1/7.1  
speakers with the mini-jack cable.  
Connects to the Back Surround input port of the 6.1/7.1  
speakers with the mini-jack cable.  
ASUS Xonar DS  
16  
5.4  
Connecting microphone  
1
2
1
Mic In  
1
2
Headphone Out  
No Item  
Description  
1
Microphone Input  
Jack  
Connect the microphone’s 3.5mm plug into this Mic-In jack  
for voice communication, recording, or karaoke.  
2
Headphone Jack  
The Front Out jack has a built-in high-quality amplifier to  
drive headphones. Connect your stereo headphones directly  
to this jack.  
ASUS Xonar DS  
17  
 
5.5  
Connecting Line-In audio sources  
1
Line In  
No Item  
Line Input Jack  
Description  
1
Connect the 3.5mm plug of the CD/MP3 Player or any  
other Line level analog audio sources into this Line-In jack  
for sound recording or real-time Dolby sound processing  
through the Monitoring path (See the “Mixer” section of the  
driver guide).  
ASUS Xonar DS  
18  
 
6.  
Xonar Audio Center  
6.1  
Xonar Audio Center GUI  
1.  
After the driver installation is complete  
and your computer has been rebooted,  
you will find the Xonar Audio Center’s  
icon in the system tray on the bottom  
right-hand corner of the screen. Double  
click this icon to open the Xonar Audio Center utility.  
If the icon could not be found in the system tray, launch the Xonar Audio Center  
from the Windows desktop by clicking Start > All Programs > ASUS Xonar DS  
Audio > Xonar DS Audio Center.  
2.  
The Xonar Audio Center is the Graphic User Interface (GUI) for the Xonar DS  
driver. You can control the functions and features of the Xonar DS driver on  
the Xonar Audio Center. The following picture shows a basic overview of the  
Xonar Audio Center. The following sections of this manual will describe its  
functions in more detail.  
4
Minimize button  
Close button  
1
2
5
6
7
8
3
9
ASUS Xonar DS  
19  
 
No Item  
Description  
1
2
Support link  
Clicking this button will lead you to the ASUS official website.  
Display Area  
This display area shows the 10-band signal meter, volume  
level, and the status of the Dolby/DTS technologies, EQ, and  
DSP modes. Note: this area just displays information, but is  
not used to alter settings.  
3
Setting Menu Panel  
This panel gives access to setting tabs, including Main  
Settings, Mixer/volume, Effects, Karaoke, FlexBass, and  
VocalFX.  
4
5
Information icon  
Menu Open/Close  
Clicking this icon will pop up driver’s Information window.  
Clicking this button will move the display area and reveal  
the configuration area below. Clicking it again will move the  
display area back down.  
6
7
8
Master Volume  
Mute Button  
SVN Button  
This rotary knob controls the master playback volume. Drag  
the small circle inside it to change the volume level.  
Click this button to mute audio playback; it will display a red  
light when playback is muted.  
Click this button to enable the “Smart Volume Normalization”  
feature for constant volume from all playback sources. It will  
display a blue light when enabled.  
9
DSP Mode  
These 2 buttons give access to quick gaming surround  
sound effect (GX2.5) and effect-free (Hi-Fi) modes.  
ASUS Xonar DS  
20  
6.2  
Main Setting  
Sample Rate  
6.2.1  
The sample rate determines the number of audio samples per second that the  
Digital-to-Analog Converters (DAC) and S/PDIF digital interface will output.  
The Xonar DS card can support sample rates up to 192KHz (44.1K, 48K, 96K,  
192KHz). Usually audio CDs and MP3 files are 44.1KHz; DVD-Video uses 48KHz;  
DVD-Audio or other HD media may contain 96KHz or 192KHz high-definition  
audio content. Please select the corresponding sample rate for your playback  
sources to get the best audio fidelity. Even if your setting differs from the audio  
source’s sample rate, the Xonar DS engine will do super high fidelity sample-rate-  
conversion with a double floating-point filter, which can reduce total harmonic  
distortion (THD+N) by -140dB.  
1
No Item  
Sample Rate  
Description  
1
Select the sample rate that corresponds to (or exceeds that  
of) your playback sources, for optimal audio fidelity. The  
Xonar DS card supports sample rates up to 192KHz (44.1K,  
48K, 96K, 192KHz). Typical values:  
-Audio CD, MP3, WMA, Wave files are 44.1KHz;  
-The audio of DVD-Video is 48KHz;  
-DVD-Audio or other HD media may contain 96KHz or  
192KHz high-definition audio content.  
ASUS Xonar DS  
21  
 
6.2.2  
Analog Out mode  
1
2
3
No Item  
Description  
1
Analog Out  
The Analog Out setting is used to match your actual  
speaker setting, such as headphones, 2 speakers (or 2.1), 4  
speakers (or 4.1), 5.1 speakers, 7.1 speakers, Front Panel  
Headphone and Front Panel 2 speakers (or 2.1). Xonar  
DS will play the channels and do the proper 3D/DTS sound  
processing accordingly. Select the correct speaker type for  
your connected speakers.  
2
3
Speaker Test  
Click this button to show the speaker test window in the right  
pane. Click the “play” button to test each speaker one by one  
or click each speaker manually to test.  
HP Advanced Setting  
Clicking this button will pop up an advanced setting window  
to allow you to:  
– Swap center/bass outputs for 5.1/7.1-speaker set ups  
– Swap Side/Back Surroud outputs for 7.1-speaker set ups  
Check the box if your speakers are outputting the incorrect  
channel. Otherwise, leave them blank.  
ASUS Xonar DS  
22  
6.2.3  
SPDIF Out / DTS Interactive  
Xonar DS is capable of outputting DTS Interactive, which are real-time encoders  
that transcode any audio, including games and music, into industry-standard DTS  
Digital bit-streams on-the-fly. This is ideal for playback through a home theater  
system, creating an immersive and impressive cinema surround sound experience.  
It enables a single digital connection to carry high quality DTS surround audio from  
your PC to digital speakers and AV Receivers.  
2
1
No Item  
Description  
1
S/PDIF Out enable/  
disable  
Click this check box to enable S/PDIF output.  
2
S/PDIF Output  
Formats/Functions  
This pull-down menu allows you to select one of the following  
four formats:  
-PCM (Pulse Code Modulation, which is a typical raw audio  
data format.)  
-DTS Interactive, real-time 5.1ch encoding  
ASUS Xonar DS  
23  
6.2.4  
Audio Channels (For Vista only)  
This setting only appears in Windows Vista. Vista will deliver the audio channels  
to the audio driver according to this setting, no matter what the original audio  
content is or how many channels they have. Therefore, you need to set this in  
accordance with your audio content before you play it. Please note that this setting  
is synchronized with Vista’s system speaker configuration and changing the  
setting during playback will cease the audio playback program. You may have to  
restart the program after the change. It’s recommended that you close all playing  
programs before you change the setting.  
1
No Item  
Audio Channels  
Description  
1
Here are some typical suggestions:  
-MP3, WMA, AAC, CD, VCD, 2D games => 2 channels  
-DVD-Video with Dolby Digital or DTS 5.1 => 6 channels  
-DVD-Video with Dolby Digital EX or DTS ES => 8 channels  
-3D games => 8 channels  
ASUS Xonar DS  
24  
6.2.5  
7.1 Virtual Speaker Shifter  
The 7.1 Virtual Speaker Shifter has the following major features:  
Expanding/upmixing audio to 7.1-channel surround sound  
Virtualizing 7.1 surround sound over any set of speakers  
Shiftable virtual speaker positioning allows you to adjust the best sound field  
easily without moving physical speakers and wires  
2
3
4
5
6
7
8
1
No Item  
Description  
1
Shifter enable/disable  
Click this check box to enable the 7.1 Virtual Speaker Shifter.  
Clicking the text bar will switch the right window to the  
Speaker Shifter page for manual adjustments.  
Note: The setting will remain when a different Analog Output  
is selected.  
2
Drag speaker or  
listener  
You can drag each speaker or listener to a different relative  
position “virtually” using only your mouse. The Xonar DS  
card will process it and virtualize each speaker position in  
real-time. The Subwoofer has no directional sounds, and  
hence can be moved only closer or further away.  
3
4
Reset  
Reset all Speaker Shifter settings to the defaults.  
Increase/decrease  
volume  
Click + to increase volume (move speakers closer); click – to  
decrease volume (move speakers further away)  
5
Counter-clockwise  
Make all speakers (except Subwoofer) rotate counter-  
clockwise  
6
7
8
Clockwise  
Make all speakers (except Subwoofer) rotate clockwise  
Manually drag and rotate all speakers (except Subwoofer)  
Manual Rotation  
Manual Drag Mode  
This is the default mode that allows you to manually drag  
each speaker or the listener with your mouse.  
ASUS Xonar DS  
25  
6.2.6  
DTS Neo:PC  
DTS Neo:PC is a 7.1 surround upmixing technology and is widely used in home  
theater systems, TVs, game consoles, and car audio systems. It can expand  
stereo audio, such as MP3, CD, and TV programs into immersive 5.1 or  
7.1-channel surround.  
2
3
4
5
6
1
No Item  
Description  
1
DTS Neo:PC  
enable/disable  
Click this check box to enable DTS Neo:PC. Clicking the text  
bar will switch the right window to the Pro-Logic IIx page for  
manual adjustments.  
2
Center Width  
This parameter is used to set the spread of the center, mainly  
for the vocal signals of songs and music. Drag the scroll bar  
to the left to centralize the vocal signal. Drag to the right side  
to widen the vocal sound range.  
3
4
Reset  
Reset all settings to the defaults.  
Dimension  
The dimension parameter fades sounds to the front or rear  
of the listener.  
5
6
Music Mode  
Movie Mode  
Music mode is the default mode for regular music playback.  
In this mode, you can adjust the Center Width and  
Dimension parameters.  
Movie mode is a preset optimized for movie audio.  
ASUS Xonar DS  
26  
6.3  
Mixer/Volume  
The mixer page is designed to control the volume for playback and recording  
on the Xonar DS. In addition, the Xonar DS also provides a high-quality digital  
monitoring function for hearing the recorded audio from the speakers. You can also  
process the input signals with all playback sound effects such as DTS technology.  
6.3.1  
Playback Volume  
1
5
2
3
4
No Item  
Description  
1
2
Playback volume tab  
Click this button to show the playback volume page.  
Volume slider  
Drag this slider down to decrease the volume; drag it up to  
increase the volume. The tool-tip reveals the percentage  
number from 1 to 100 in terms of the full scale level.  
3
4
Mute button  
Click this button to mute the audio channel; click this button  
again to restore the audio output.  
Source / path name  
This shows the source name for each volume control slider,  
including:  
- WAVE: All digital audio sources except MIDI files  
- SW: Software Synthesizer; control the playback volume of  
the MIDI files  
- CD: CD-ROM digital playback (CD-DA) volume control  
- LEFT, RIGHT…: the volume control for each speaker/  
channel  
NOTE: Windows® Vista does not support WAVE, Synthesizer  
and CD-In volume controls.  
5
Reset  
Reset all volume controls to the default settings  
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6.3.2  
Recording/Monitoring Volume  
1
7
2
3
4
5
6
No Item  
Description  
1
2
Recording Volume Tab  
Click this button to show the recording volume page.  
Recording volume  
slider  
Drag this slider down to decrease the recording volume; drag  
up to increase the recording volume. The tool-tip reveals the  
percentage number from 1 to 100 in terms of the full scale  
level.  
3
Recording Selector  
button  
Click this button to select the path/source you are going  
to record. Note that the recording function on Windows is  
a one-path selector. So, you can select only one default  
recording source at a time. You may have to restart the  
recorder program if you switch to a different source. (Note:  
On Vista, some application programs may allow you to  
select the recording device/path in the recording programs  
themselves.)  
4
Microphone-In  
Click this button  
Microphone-In:  
to open the advanced settings for the  
Advanced Setting  
Enabling “Microphone Boost” will increase a volume gain  
to boost microphone input signals. If you connect your  
microphone to the front panel audio module, enable “Front  
Panel Microphone”. For typical low-cost PC microphone, it’s  
recommended to enable this function.  
(continued on the next page)  
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28  
5
Monitoring button  
Click this button to monitor and loopback recording audio  
to outputs (PC speakers). Therefore, the recording volume  
will influence the monitoring signals from speaker outputs.  
The audio will be mixed into the streams you are playing  
out from your PC and all DSP effects will be applied to the  
source, too. A typical benefit is to apply DTS Neo:PC 7.1-ch  
spreading for your TV audio, CD, MP3, or stereo game  
console audio from Wii, Xbox, PS2/PS3/PSP, etc.  
6
Source / path name  
This shows the source name for each volume control slider,  
including:  
S/PDIF-In: S/PDIF digital input source  
MIC: recording from MIC jack  
Mix: Stereo Mix which will record MIC, AUX, and digital  
WAVE audio you are playing on PC  
Aux: recording from Aux-In for typically TV-tuner card audio  
or other sound sources  
Line-In: recording from Line-in jack for external audio  
devices  
WAVE: recording from digital wave audio you are playing on  
PC  
7
Reset  
Click to reset all volume controls to the default settings.  
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29  
6.4  
Effects  
6.4.1  
Environment Effects  
Environment effects can be used to create realistic listening experiences that  
mimic different environments. There are a total of 27 environment options, which  
can be applied to all 2D sound sources, like music.  
3
1
2
No Item  
Description  
1
Default environments  
These four buttons activate Bathroom, Concert hall,  
Underwater, and Music Pub environments, respectively.  
2
More options  
Clicking this button will apply the environment effect that you  
select from the pull-down menu on the right side. There are  
another 23 options in this menu.  
3
Environment size  
There are three size settings for each environment: Large,  
Medium, and Small.  
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30  
 
6.4.2  
10-Band Equalizer  
The equalizer can modify the audio output for different frequencies, and be used  
to compensate for deficiencies in your speakers/systems. There are 12 default  
patterns and you can also make your own settings.  
1
2
3
4
5
6
No Item  
Description  
1
Default equalizer  
options  
There are 12 available equalizer patterns. Click one to apply  
it.  
2
3
Equalier slider  
Adjust the gain for each band (30~16KHz)  
User Defined  
You can click this button to apply your own defined  
parameters saved in the pull-down menu.  
4
5
Save name  
Add / save  
Key in a name for your own “User Defined” equalizer setting  
Click this “+” button to save the parameters into User Defined  
list  
6
Delete  
Click this “–” button to delete the parameters from User  
Defined list  
ASUS Xonar DS  
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6.5  
Karaoke  
The Xonar DS provides powerful features for Karaoke, including Key-Shifting,  
Vocal Cancellation, and Microphone Echo. Microphone Echo can generate natural  
echo effects on your singing voice just like a karaoke machine. Key-Shifting can  
change the pitch of Karaoke background music, and Vocal Cancellation can  
reduce the original vocal in songs and keep the music and symphony for karaoke.  
5
1
2
3
4
No Item  
Description  
1
2
On/Off  
Click the switch to turn on or off the functions on this page.  
Key-Shifting  
Check the box to enable or disable the key shifting feature  
for music playback from 4 semitones below, to 4 semitones  
above.  
3
Vocal Cancellation  
Check the box to enable or disable the vocal cancellation  
function and adjust the voice cancellation level from 0 to  
+100. +100 will eliminate most original vocals (default value  
is 50).  
4
5
Mic Echo  
Reset  
Select the Mic Echo function and adjust the gain for echo  
signals (30~16KHz)  
Reset all settings to the default.  
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The following message appears when Mic Echo is selected:  
This message implies that the recording device will be set according to your  
requirement. With Mic, you will only record audio source from microphone with  
echo effects; but you are able to record all audio sources from Wave, Aux, and  
Mic with microphone echo effect. Click OK to accept it or Cancel if you want  
to enable it later. Checking Don’t remind me again and this message will not  
show up again.  
ASUS Xonar DS  
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6.6  
FlexBass  
FlexBass, an advanced bass management and enhancement mechanism, allows  
you to select each satellite speaker’s type for optimal sound performance from the  
speakers. (Small: common speaker that cannot produce low frequencies; Large:  
wide-band speakers that can produce low frequencies well). It comes with an  
adjustable crossover frequency for the boundary of the bass signals. FlexBass will  
filter out the bass signals from small speaker channels and redirect them all to the  
subwoofer or Large speakers.  
4
1
2
3
No Item  
Description  
1
On/Off  
Click this switch to turn on or off all functions on this  
FlexBass page.  
2
Small / Large speaker  
option  
Select the speaker type that you connected. If your speaker  
type cannot perform low-frequency signals (bass), select  
“Small” speaker type and Xonar DS will filter out the bass  
signals and send them to the subwoofer channel. If those  
speakers are full-range, you can select the “Large” speaker  
type.  
Note: Usually, low-cost PC’s 2-channel speakers are  
small-type speakers. Refer to the speaker’s specification.  
If you have any questions, consult your speaker vendor.  
However, common 2.1 speakers with a subwoofer should  
be categorized as Large speakers because the subwoofer  
can redirect the bass signals inside the two channels to the  
subwoofer speaker automatically.  
3
Picture for Small/  
Large speaker  
Colors for small/large speakers are different.  
Orange: large speakers  
Green: small speakers  
ASUS Xonar DS  
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4
LFE Crossover  
Frequency  
Adjusts the cut-off frequency (50~250Hz) for LFE (low-  
frequency effects) signals. Xonar DS will filter out the bass  
signals below the crossover frequency from small speaker  
channels and forward them to the subwoofer. The higher  
the crossover frequency, the more bass signals will be  
subtracted.  
ASUS Xonar DS  
35  
6.7  
Smart Volume Normalization  
Smart Volume NormalizationTM (SVN) automatically keeps all music or video/TV  
audio output at a constant level to reduce manual adjustment hassles inherent  
with sound sources of different loudness. It allows you to listen to various content,  
like MP3, TV program, DVD video and even games with consistent sound level.  
The following graph shows how different signals 1 & 2 will become the same level  
(for example, 10dB below full scale) after you turn on SVN. Please note that for  
lower volume music 2, it will become louder when you turn on SVN; and for higher  
volume music 1, it will become quieter.  
0dB (Full-scale)  
Music 1  
T
-10 dB  
Music 2  
SVN Off  
SVN On  
-  
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3
2
1
No Item  
Description  
1
SVN On/Off  
Click this button to enable SVN. This button is outlined blue  
when active.  
2
SVN blue light  
SVN display  
When SVN is enabled, the master volume knob will be  
illuminated by a blue light. It will be lit red if the volume is  
muted.  
3
When SVN is enabled, “Smart Volume” will be lit up at the  
bottom of the volume meter and the volume meter will show  
the level.  
ASUS Xonar DS  
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6.8  
DS3D GX and DSP Modes  
Xonar DS is introducing an innovative technology –DirectSound 3D Game  
Extensions v2.5 (DS3D GX 2.5)- to restore DirectSound 3D Hardware acceleration  
mode and its subsidiary EAX effects on Windows Vista for 3D games. Unlike some  
proprietary API like OpenAL, DS3D GX doesn’t require games to support OpenAL  
API. All existing games compatible with Microsoft DirectX and DirectSound 2D/3D  
will be supported with DS3D GX technology. Before you start EAX and DS3D HW  
games, enable DS3D GX on the Xonar Audio Center, and disable the function after  
the games.  
In addition, Xonar DS also offers a Hi-Fi mode for hi-fidelity playback without any  
effect processing to keep the original audio fidelity. Every time you turn on Hi-Fi  
mode, Xonar DS will clear all sound effects. It’s also recommended to use Hi-Fi  
mode for audio quality tests (using RMAA software or another machine-based  
measurement). Use the DSP mode button as the quick setup if you don’t wish to  
know the details of the effect setup.  
No sound effects will be applied to high-definition 96KHz/192KHz content.  
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1
2
No Item  
Description  
1
GX Mode  
DirectSound 3D Game Extensions mode to support EAX and  
DirectSound 3D Hardware extensions for lots of DirectX/  
DirectSound3D games on Windows Vista and XP.  
2
Hi-Fi Mode  
This mode is set for Hi-Fidelity playback, where all effects will  
be cleared to keep the original digital data and analog output  
quality as high as possible.  
ASUS Xonar DS  
39  
6.9  
VocalFX  
VocalFX is an innovative voice processing technology to let your voice get into  
the realistic game landscape (VoiceEX) or to emulate the background scenes in  
online chat (ChatEX). It also allows you to change your voice pitch to disguise  
who you are (Magic Voice). These features dramatically increase the fun for voice  
communication on PC.  
3
4
5
1
2
No Item  
Description  
1
VoiceEX  
It produces realistic and dynamic environmental  
reverberation for your voice in 3D gaming communication.  
2
Local VoiceEX  
It produces realistic and dynamic environmental  
reverberation for your voice in 3D gaming communication.  
(You can hear your voice form speakers)  
3
4
5
ChatEX  
It emulates different background environment effects when  
you chat online.  
Magic Voice  
App List  
Changes your voice pitch to different types for disguising  
your real voice or just for fun in online chatting.  
You can add VOIP application into VOIP application List.  
ASUS Xonar DS  
40  
 
For 3D Games  
1.  
2.  
Check the check box of VoiceEX and Local VoiceEX.  
Make sure you and your team member can talk to each other in the game.  
For VOIP  
1.  
2.  
Press App List  
If you don’t see the VOIP application of yours in the list, press Add.(Make  
sure the Skype and MSN Messenger are the latest version)  
3.  
Look for the application’s location and Open it.  
ASUS Xonar DS  
41  
4.  
Your VOIP application has been added into list.  
5.  
6.  
Check the check box of ChatEX and Magic Voice.  
You can use ChatEX and Magic Voice when you chat online.  
Click the checkbox to enable VocalFX function, then a prompt message will pop  
up:  
This message implies the record device will be set to microphone. Make sure  
the GX function is enabled. Click “OK” to accept it, or “Cancel” if you want to  
enable it later. Check “Don’t remind me again” if you don’t want to see this  
message pop up next time.  
ASUS Xonar DS  
42  
7.  
Troubleshooting and FAQs  
[Troubleshooting]  
The audio card driver could not be installed on my PC.  
Instructions:  
1.  
Make sure that you have properly plugged the audio card in the PCI slot on  
your motherboard.  
2.  
Check that the Windows hardware device manager has discovered a  
multimedia audio device. If no device is found, please try scanning for new  
hardware.  
3.  
4.  
Try soft reboot (restart) your Windows.  
Remove the card, plug it into another PCI slot, and try again.  
I cannot find the Xonar DS Audio Center  
Instructions:  
1.  
2.  
Make sure you have installed the driver  
Locate the Xonar DS Audio Center icon in the system tray on the bottom  
right-hand corner of the screen. Double-click the icon to open the Xonar DS  
Audio Center utility.  
3.  
4.  
If the icon could not be found in the system tray, go to the Windows Control  
Panel and double click the “Xonar DS Audio Center” icon to make it visible in  
the system tray again.  
After the driver installation is complete, it’s recommended that you reboot  
your computer to complete the setup. If the icon still doesn’t appear, please  
try installing the driver package again.  
I cannot hear any sound from my analog speakers  
Instructions:  
1.  
Xonar DS card needs the power cable to supply addition power in addition  
to the basic PCI bus power. Double check you have plugged the small 4-pin  
power plug onto Xonar DS power connector. If you did not plug the internal  
power, Xonar DS Audio Center will remind you a warning message and will  
not allow your operation when you double-click Xonar DS Audio Center icon  
in the system tray.  
2.  
3.  
Ensure that you have connected speakers properly and have powered on  
your speakers.  
Ensure that the device master volume or the software player has NOT been  
muted on the Xonar DS Audio Center.  
ASUS Xonar DS  
43  
 
4.  
5.  
If you are using DTS encoder through the S/PDIF output, the analog output  
will be muted to get rid of the interference between your digital speaker  
system and analog speakers or headphones. Check if this is the case.  
Go to the sound and audio device of Windows Control Panel to check if the  
playback default device is set to Xonar DS Audio Device, instead of other  
onboard AC97 or HDA codec device. If it’s not, please set it to Xonar DS  
Audio Device and restart your applications.  
6.  
Try restarting your Windows.  
I cannot hear any sound from the S/PDIF output  
Instructions:  
1.  
2.  
3.  
Ensure that you have enabled S/PDIF output in the Audio Center GUI (Main  
page).  
Ensure that you are connecting the correct S/PDIF output jack on the card to  
the decoder’s (AV receiver) S/PDIF input jack.  
You may need to select the correct input and mode of your decoder or AV  
receiver. For DTS output, you may have to double check that the AV receiver  
is in that decoding mode.  
4.  
If you are using 192KHz PCM output, please make sure your decoder can  
support 192KHz decoding. Try changing it to 44.1K or 48KHz first.  
I cannot hear audio input (Mic, Line-in, AUX, etc.) from my speakers  
Instructions:  
1.  
Go to the mixer recording page in the Audio Center and select the correct  
input as the recording source. If you are using Windows Vista, also go to  
system audio control panel to see the current default recording/input device is  
right.  
2.  
Remember to turn on the digital monitoring button for that recording source.  
I cannot hear the TV tuner audio from my speakers  
Instructions:  
1.  
2.  
3.  
If you are using a traditional TV tuner card which has analog audio output,  
please connect it to the Aux-In header on the audio card  
Select Aux-In as the recording source and remember to turn on the digital  
monitoring button on the recording mixer page  
If you are using a TV tuner card which has digital audio output instead of  
analog, check that the sound is not muted and whether other applications can  
play sound out. If you still have problem, read the TV tuner card’s software  
user guide.  
ASUS Xonar DS  
44  
[FAQ]  
Q1: Does the Xonar DS support Windows Vista?  
Answer:  
Yes, the Xonar DS driver package does support Windows Vista 32/64 bit and most  
key features are available. In addition, Xonar DS supports unique DS3D GX on  
Windows Vista, which can recover DirectSound 3D hardware and EAX gaming  
sound effects on Vista for a lot of existing DirectX games.  
Q2: Why does the Xonar DS support DTS technology?  
Answer:  
DTS is the well-known brand and technology recognized by the CE industry and  
available on a wide range of audio equipment. Moreover, DTS Digital Surround 5.1  
audio could deliver more high-quality sound even than Dolby Digital does. Xonar  
includes these features to make your PC a powerful media and entertainment  
center.  
Q3: Why is Xonar DS the best audio card for HTPC and multi-channel  
speakers?  
Answer:  
The Xonar DS supports DTS Interactive, which allow a single digital connection to  
your AV receiver to carry DTS Digtial Surround audio. In addition, Xonar DS also  
provides DTS Neo:PC to upmix TV and other music to multi-channel surround  
sound in Home Theater environments. Xonar DS also has High Fidelity SNR  
at 192K/24bit, which is the only high quality consumer audio card in the world.  
Therefore, it’s also the best card to deliver the high quality audio through an analog  
connection to your home theater system or high-end multi-channel speakers.  
Q4: Does the Xonar DS support EAX on Vista?  
Answer:  
Yes, Xonar DS can support EAX2.0 not only on Windows XP but also on Vista  
through innovative DirectSound3D Game EXtensions v2.5 (DS3D GX 2.5)  
technology.  
Q5: Why do I need DTS for PC games?  
Answer:  
DTS Interactive and Neo:PC are available on the latest game consoles, like  
XBOX360, and PS3. DTS can provide the best gaming sound experience and  
compatibility with home theater or TV systems.  
ASUS Xonar DS  
45  
 
Q6: What is the most important benefit of the Xonar DS for musicians?  
Answer:  
1.  
2.  
3.  
Ultimate Fidelity: Xonar DS has the highest quality of audio in/out for the  
cleanest sound production.  
Duplex HD: Supports audio sampling rates up to 24bit/192KHz for outputs  
and 24bit/96KHz for inputs.  
ASIO 2.0: Xonar DS includes an ASIO 2.0 driver for low-latency, low-  
distortion music creation application.  
Q7: Will PCM sound output through S/PDIF be just 2 channels even with  
different analog output channels?  
Answer:  
The S/PDIF protocol specification (IEC-60958) can only carry 2-channel PCM  
data or non-PCM AC3/DTS data. So, when a user selects PCM output for S/PDIF,  
the Xonar sound card will always deliver 2 channel PCM data through the S/PDIF  
output port. For attaining 5.1 channel surround sounds, you can select DTS  
Interactive encoding output from the S/PDIF out menu, which will allow the Xonar  
DS to deliver upto 7.1 surround sound for games, DVD movies, and even stereo  
music.  
Q8: Why can I hear and record sound from other recording devices when  
Wave/Digital is selected in Record on Vista?  
Answer:  
Different from Windows XP, Vista has a multiple devices/streams concept in audio  
structure, in which the concept can be categorized into Digital Input and Analog  
Input. In other words, multiple recording devices can be used and working at the  
same time. In this case, Wave In or SPDIF-In, considered as a Digital Input, is  
an independent recording device from Analog Devices such as Mic In, Line In,  
or Aux In. Therefore, if you have analog inputs other than Wave In and set to be  
monitored, you are able to hear and even record sound from those analog devices  
even Wave In / SPDIF-In is selected as the default recording device.  
If you don’t want to hear the analog input sounds at that situation, simply turn off  
“monitoring” function on other analog input devices.  
ASUS Xonar DS  
46  
Q9: Why do I found no sound effects when playing 96K or 192KHz sound  
sources.  
Answer:  
Currently Xonar DS effects including DTS support common 44.1K, 48KHz sound  
sources processing and will assure high-definition audio (96K/192KHz) in hi-fidelity  
playback. This is also usually the behavior that professional audiophiles and  
musicians prefer.  
If you still want to have the effects, you can use some editing software (Ableton  
Live, Cakewalk, CoolEdit, Soundforge, etc.) to convert the sounds into 48KHz files.  
Please note that the frequency meter on Xonar DS Audio Center panel will not take  
effect either when the playback source is 96KHz or 192KHz sample rate to prevent  
any processing distortion.  
ASUS Xonar DS  
47  
ASUS Xonar DS  
48  

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