Asus Essence STX II User’s Manual

Essence STX II

Audio card User Guide

E9122

First Edition

February 2014

No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the purchaser for backup purposes, without the express written permission of ASUSTeK Computer Inc. (“ASUS”).

Product warranty or service will not be extended if: (1) the product is repaired, modied or altered, unless such repair, modication of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.

ASUS PROVIDES THIS MANUAL “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL ASUS, ITS DIRECTORS, OFFICERS, EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS, LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT.

SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT.

Products and corporate names appearing in this manual may or may not be registered trademarks or copyrights of their respective companies, and are used only for identication or explanation and to the owners’ benet, without intent to infringe.

Contents

Chapter 1: Product introduction

Package contents .............................................................................................................................5

System requirements ...................................................................................................................... 5

Specications summary ................................................................................................................. 6

Essence STX II card layout ............................................................................................................. 9

Chapter 2: Getting started

Before you proceed .......................................................................................................................13

Installing the audio card ..............................................................................................................13

Installing the audio card driver .................................................................................................14

Chapter 3: Connecting speakers and peripherals

Connecting digital speaker systems (Home Theater) .......................................................15

Connecting stereo headphones ...............................................................................................16

Connecting 2/2.1 channel speakers ........................................................................................17

Connecting a microphone ..........................................................................................................18

Connecting Line-In audio sources ...........................................................................................19

Chapter 4: Audio Center

Audio Center ....................................................................................................................................21

Main Setting .....................................................................................................................................23

Mixer/Volume ..................................................................................................................................31

Eects ..............................................................................................................................................34

Karaoke ..............................................................................................................................................36

FlexBass ..............................................................................................................................................37

Smart Volume Normalization .....................................................................................................38

DS3D GX and DSP Modes ............................................................................................................40

VocalFX ..............................................................................................................................................42

Appendices

Troubleshooting and FAQs

Troubleshooting .............................................................................................................................45

Frequently Asked Questions (FAQ) ..........................................................................................46

ASUS contact information ...........................................................................................................47

Chapter 1 Product introduction

Package contents

• ASUS Essence STX II audio card x 1

• Quick Start Guide x 1

• Low Prole Bracket x1

• 6.3mm to 3.5mm adapter x 1

• S/PDIF adapter x 1

• Op-amp swap kit x 1

• Installation CD x 1

• RCA-to-3.5mm adapter cable x 1

Contact your dealer or retailer if any of the items is damaged or missing.

System requirements

To ensure a successful installation of ASUS Essence STX II, your computer must meet the following requirements:

• IBM compatible PC with one PCI-Express 1.0 (or higher) compatible slot for the audio card

• Microsoft® Windows® 8.1 / 8 / 7 / XP (32/64bit)

• Intel® Pentium® 4 1.4GHz, AMD Athlon 1400 CPU, or faster CPU

• 256 MB DRAM system memory

• 60 MB available HDD space

• CD-ROM drive (or DVD-ROM drive) for software installation

• High-quality headphones or powered analog speakers to enjoy the ultra-high delity sound of the card

ASUS Essence STX II 5

ENGLISH

Specications summary

ENGLISH

ITEM DESCRIPTION

Audio Performance

Output Signal-to-Noise Ratio (AWeighted)

Input Signal-to-Noise Ratio (AWeighted)

Output Total Harmonic Distortion + Noise

at 1kHz (-3dB) :

Input Total Harmonic Distortion + Noise at 1kHz (-3dB)

Frequency Response (-3dB, 24bit/96kHz format)

Output/Input Full-Scale Voltage 2 Vrms (Line Out)

Headphone Impedance Optimized for 32~600ohm

Main Chipset

Audio Processor ASUS AV100 High Denition Sound Processor

24-bit D-A Converter of Digital Sources

High Fidelity Headphone Amplier

24-bit A-D Converter for Analog Inputs

Sample Rate and Resolution

Analog Playback Sample Rate and Resolution

Analog Recording Sample Rate and Resolution

SPDIF Digital Output 44.1K/48K/96K/192kHz @ 16/24bit,

124dB for Front-out

120dB for Headphone-out at 600ohms

118dB

0.0003% (-110dB) for Front-out

0.001% (-100dB) for Headphone-out

0.0002% (-113dB) for Line-In

10Hz to 90KHz

7 Vrms (Headphone Out)

(Maximum 192KHz/24bit)

Texas Instruments PCM1792A*1 for Front Out (127dB SNR, 192kHz/24bit)

Texas Instruments 6120A2*1 (120dB SNR, 100dB THD+N @ Vcc+- 12V, RL = 600ohms, f=1kHz)

Cirrus-Logic CS5381*1 (120dB SNR, Maximum 192kHz/24bit)

44.1K/48K/96K/192kHz @ 16/24bit

Dolby Digital

continued on the next page)

6 Chapter 1: Product introduction

ENGLISH

ITEM DESCRIPTION

I/O Ports

Analog Output Jack RCA jack *2 (Front R/Front L)

6.30mm jack *1 (Headphone Out)

Analog Input Jack 6.30mm jack *1 (Shared by Line-In/Mic-In)

Digital S/PDIF Output High bandwidth Coaxial/TOSLINK combo port

supports 192kHz/24bit

Front Panel Shared by Headphone out/2 channels out /

Microphone in

Driver Features

Operating System Windows® XP/7/8 (32/64bit)

Dolby® Digital Live Dolby® Digital Live encodes any audio signal on

PC in real-time to Dolby Digital (AC3) 5.1 surround sounds to your home theater environment through one signal S/PDIF connection.

Dolby® Headphone Dolby® Headphone technology allows users to

listen to music, watch movies, or play games with the dramatic sound.

Dolby® Virtual Speaker Dolby® Virtual Speaker technology simulates

a highly realistic 5.1-speaker surround sound listening environment from as few as two speakers.

Dolby® Pro-Logic II Dolby® Pro-Logic II is the well-known technology

to process any native stereo or 5.1-channel audio into a 6.1-channel output, creating a seamless, natural surround soundeld.

VocalFX™ :• VoiceEX: produces vivid environmental

reverberation for your voice to others in EAX games.

• Local VoiceEX: enables yourself to hear the vivid environmental reverberation by your speakers

• ChatEX: emulates dierent background environment eects when you chat online

ENGLISH

continued on the next page)

ASUS Essence STX II 7

ENGLISH

ITEM DESCRIPTION

Smart Volume Normalizer™ Normalizes the volume of all audio sources into a

constant level and also enhances your 3D sound listening range and advantages in gaming.

Karaoke Functions Music Key-Shifting, Vocal Cancellation, and

Microphone Echo eects like professional Karaoke machine

FlexBass™ Professional Bass Management/Enhancement

system

Xear 3D™ Virtual Speaker Shifter Virtual 7.1 speaker positioning

Other Eects 10-band Equalier/27 Environment Eects

ASIO 2.0 Driver Support Supports 44.1K/48K/96K/192KHz @16/24bit with

very low latency

Specications are subject to change without notice.

8 Chapter 1: Product introduction

ENGLISH

Essence STX II card layout

I/O ports

Front right RCA output. Connect to the right input of the 2/2.1-channel speakers of

your system.

Front left RCA output. Connect to the left input of the 2/2.1-channel spearkers of your system.

Amplied 6.3mm (1/4") headphone output. Connect to your headphones/headsets.

ENGLISH

• To prevent possible damage, please set up the compatible gain in audio center or mute the volume before powering up.

• DO NOT connect your speakers to the headphone output port. The possible high driving power may cause damage to your speakers.

6.3mm analog input (Line-in/Mic-in). Connect to your microphone with builtin microphone amplier or audio devices with line output such as MP3 player or synthesizer.

S/PDIF coaxial output: Connect to the external digital decoder, digital speaker system, and home theater system, outputting digital audio including PCM, Dolby Digital, DTS and WMA-pro.

PCI Express nger: Connect to a PCI Express slot on your motherboard.

ASUS Essence STX II 9

ENGLISH

Multi-channel expansion board bridge connector: Connect to the multi-channel

expansion board of Essence STX II 7.1 edition or Xonar H6.

4-pin Molex power connector: Connect to the power cable of your power supply unit.

STX requires a 4-pin Molex connection to power the card.

Front panel audio header: Connect to the chassis-mounted audio module.

10 Chapter 1: Product introduction

ENGLISH

Op-amps sockets

There are three swappable op-amp sockets in Essence STX II. Changing the op-amps aects the tonal characteristics of the RCA outputs, while changing A and B aects the tonal characteristics of the 6.3mm (1/4") headphone output.

A. Right channel I/V converters

B.. Left channel I/V converters

C. Low pass lter

To swap op-amps:

1. Use an IC clamp to clasp an op-amp and remove it vertically upwards.

2. Replace it with a new op-amp from the op-amp kit.

ENGLISH

To avoid reversion, ensure that the half-moon opening on the op-amp points the same way as that on the socket.

ASUS Essence STX II 11

ENGLISH

12 Chapter 1: Product introduction

Chapter 2 Getting started

Before you proceed

Read the following notes and precautions before you install the audio card.

• Disable the onboard audio device in the BIOS settings or uninstall any sound cards on your computer.

• For BIOS setting or uninstallation of other sound cards, refer to the user guides of your motherboard and sound cards.

• Turn o your computer and disconnect all peripherals connected to it.

• Unplug the computer’s power cord from the power outlet.

• To avoid static electricity, use a grounded wrist strap or touch a safely grounded object such as the metal part of the rear panel of your computer.

Installing the audio card

To install the audio card:

1. Unplug your computer's power cord and disconnect all peripherals or cables.

2. Touch a metal object, such as the metal side of your computer, to avoid damaging components due to static electricity.

3. Remove the chassis cover.

4. Remove the expansion slot cover of an available PCI Express slot.

5. Insert the card into the PCI Express slot until the card is seated rmly in place.

6. Secure the card into the slot with a screw.

7. Replace the chassis cover and reconnect all the cables.

8. Power on the computer.

ENGLISH

ASUS Essence STX II 13

ENGLISH

Installing the audio card driver

After installing the ASUS Essence STX II to your computer, install the card driver from the bundled CD or download from ASUS support site (http://support.asus.com).

• Essence STX II requires a 4-pin Molex connection to power the card. Connect it to your power supply unit before installation.

• Driver version and the contents of the support CD are subject to change without notice.

To install the audio card driver:

1. Insert the driver CD into your optical drive. Proceed to step 5 if Autorun is enabled on your computer and the driver setup screen appears. If Autorun is not enabled on your computer, perform step 2.

2. On your Windows desktop, launch File Explorer.

• Windows® 7 SP1 Click Start then Computer.

• Windows® 8 Click + E

3. In File Explorer, double-click the optical drive icon.

4. Double-click Setup.exe.

5. Read through the End User License Agreement and click Accept when prompted. Follow the onscreen instructions to complete the driver installation.

6. When driver installation is complete, you will be prompted to restart your computer.

14 Chapter 2: Getting started

Chapter 3 Connecting speakers and peripherals

Connecting digital speaker systems (Home Theater)

Essence STX II 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.

ENGLISH

Optical adapter. Plug the optical TOSLINK adapter into the S/PDIF-Out combo

connector.

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 Essence STX II 15

+ 33 hidden pages