AOpen COBRA AW-870LP User Manual

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Copyright / Disclaimer / FCC Statement

AOpen

Cobra AW-870LPSound Card

User’s Guide

Copyright

Copyright 2003, all rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of this company,

Disclaimer

We makes no representations or warranties, either expressed or implied, with respect to the contents hereof and specifically disclaims any warranties, merchantability or fitness for any particular purpose. Any software described in this manual is sold or licensed "as is". Should the programs prove defective following their purchase, the buyer (and not this company, its distributor, or its dealer) assumes the entire cost of all necessary servicing, repair, and any incidental or consequential damages resulting from any defect in the software.

Further, this company reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation to notify any person of such revision or change.

All brands or product names mentioned in this manual are trademarks or registered trademarks of their respective companies.

FCC and CE Radiation Norm

FCC: This equipment has been tested and found to comply with limits for a Class B digital device pursuant to Part 15 of Federal Communication Commission (FCC) rules.

CE: This equipment has been tested and found to comply with the limits of the European Council Directive on the approximation of the law of the member states relating to electromagnetic compatibility (89/336/EEC) according to EN 55022 class B.

These limits are designed to provide reasonable protection against frequency interface in residential installation. This equipment generates, uses and can radiate radio frequency energy, and if not installed or used in accordance with the instructions, may cause harmful interference to radio communication. However, there is no guarantee that interference will not occur in a television reception, which can be determined by turning the equipment off and on, the user is encouraged to try and correct the interference by one or more of the following measures:

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Table of Contents

. Reorient or relocate the receiving antenna

. Increase the separation between the equipment and the receiver

. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected to

CAUTION !!!

The Federal Communication Commission warns the user that changes or modifications to the unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.

Table of Contents

Chapter 1 – Cobra AW-870LPIntroduction .............................................................................................

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1.1

- Overview ..........................................................................................................................

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1.2

- Features ...........................................................................................................................

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1.3

- System Requirements........................................................................................................

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1.4

–SoftwareBoundle ..............................................................................................................

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Chapter 2

– Hardware Installation .........................................................................................................

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Chapter 3

– Driver Installation...............................................................................................................

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3.1

– Auto Run for Windows® XP/2000/Me/98SE .........................................................................

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3.2

- Installing the Sound Card Driver under Windows® XP/2000/Me ............................................

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3.3

- Installing the Sound Card Driver under Windows® 98SE.......................................................

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3.4

- Uninstalling the Sound Card Driver under Windows® XP/2000/Me/98SE................................

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Chapter 4

– Xear 3D™ Introduction .......................................................................................................

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4.1

– “Main Setting” in C-Media’s3D audio control panel .............................................................

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4.2

- “Mixer” in C-Media’s3D audio control panel ........................................................................

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4.3

- “Sound Effects” in C-Media’s3D audio control panel ............................................................

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4.4

- “Magic Voice™ and Karaoke” in C-Media’s3D audio control panel.........................................

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Chapter 5

– FAQ & Trouble Shooting.....................................................................................................

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II

Chapter 1 – Cobra AW-870LPIntroduction

Chapter 1 – Cobra AW-870LPIntroduction

1.1 - Overview

AOpen Cobra AW-870LP7.1 Channel Sound Card is designed delicately for gamers, DVD movie fans, music enthusiasts, DJs, and even professional musicians. This sound card allows digital/analog recording with 48K/16bit and playback with 96K/24bit parameters at a lowsignal-to-noiseratio(-100dB).Through S/PDIF output, it can deliver 24bit/96Khigh-definition5.1 Dolby® Digital/DTS®, or 6.1/7.1 Dolby® Digital Surround EX/DTS ES DVD soundtracks and audio stream to external receiver satisfying audio enthusiasts and pioneers. Being compatible with various industrial standards for gaming such as EAX™ 1.0&2.0, A3D™ 1.0, Direct Sound™ 3D powered by Sensaura® CRL3D HRTF 3D engine, AOpen CobraAW-870LPcan provide enthusiastic gamers breathtaking sound experience in gaming.

1.2- Features

-C-MeidaCMI8768 7.1 Channel Integrated Sound Chip

-Support Sound Output to 7.1 / 5.1 / 4 / 2 Speakers

-Support 96K/24bit Playback; 48K/16bit Recording

-Support One Optial S/PDIF Output

-Bundled with Low_Profile Bracket

-32bit PCI Bus Master, PCI 2.2 compliant

-DirectSound™ 3D HW Acceleration

-Support most industrial standards of PC 3D sound for gaming, including EAX™1.0&2.0, A3D™ 1.0, and DirectSound™ 3D SW

-Support the latest Dolby® Digital EX and DTS® ES 6.1/7.1CH DVD soundtrack playback

-Sensaura® CRL3D HRTF 3D Positional Sound Enhancement withMulti-Drive7.1, EnvironmentFX, ZoomFX, MacroFX, etc.

-Unique Karaoke Functionality: Mic Echo, Key-Shifting,Vocal Cencellation

-Interesting Magic Voice™ Feature to Change Users’ Voice Tone for IP Phone, Online Games, and Messenger Applications

-C-MediaXear 3D™ 7.1 Virtual Speaker SHIFTER Technology

-Support 10-BandEqualizer with 12 Preset Models; 27 Global Environment Effects

1.3- System Requirements

-One free PCI 2.1 or 2.2 compatible slot on MB

-Intel Pentium® II 266MHz or AMD K6 500MHz or higher CPU

-64MB System Memory

-20MB Free HDD Space

-Microsoft® Windows XP / 2000 / Me / 98SE (Microsoft DirectX 9.0 or above is requried in ME for

7.1CH support)

-CD-ROMDrive (orDVD-ROMDrive Recommended)

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Chapter 2 – Hardware Installation

1.4–SoftwareBundle

-CyberLink PowerDVD 5 for 7.1CH support

-Media Rack Player, Play 3D Demo and Rockwar Game bundled with C-MediaDriver

Chapter 2 – Hardware Installation

AOpen Cobra AW-870LP7.1 Channel Sound Card is shipped in ananti-staticplastic pouch to protect it from static electricity. Please do not open the pouch before you install the card.

Before you start, please make sure that Windows XP/2000/Me or 98SE has been installed in your system and running properly. Please follow the following steps carefully while installing your sound card.

Step 01: Turn off the computer power and disconnect all power cords.

Step 02: Refer to your computer user’s manual and remove the computer cover.

Step 03: Plug the Sound Card into any free32-bitexpansion PCI slot of the computer.Step 04: Connect the audio cable to yourCD-ROMorDVD-ROMdrive.

Step 05: Put the computer cover on and reconnect all power cords.

You can connect various types of audio equipment, such as speakers, headphones, CD player and so on, to the sound card through its back panel jacks. The following figure shows the port design of the sound card bracket and also illustrate how to connecting your audio devices to the sound card.

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Step 01:
Step 02: Step 03:
Step 04:
Step 05: Step 06:
Step 07:
Step 08:

Chapter 3 – Driver Installation

Chapter 3 – Driver Installation

3.1 – Auto Run for Windows® XP/2000/Me/98SE

Step 01: Insert the Multimedia SoftwareCD-ROMinto yourCD-ROMdrive.Step 02: Follow theon-screeninstructions to finish the installation.

If Auto Run can’t be used with your computer, please refer to each Windows as follows……

3.2 - Installing the Sound Card Driver under Windows® XP/2000/Me

We recommend you to install Microsoft® Windows® Me/2000/XP before you install this PCI sound card, and ensure you didn’t install any other sound card device drivers in your current system.

After hardware installation has been finished, power up your computer and wait for Windows® Me/2000 /XP to boot up.

The message box will show “Found New Hardware Wizard” Click “Cancel”. Insert theMultimedia Software into yourCD-ROMdrive orDVD-ROMdrive. Click “Start” at Windows bottom left corner.

Select “Run”.

Key in the drive and path for driver installation program; for example, “D:\ SETUP.EXE”. (If Drive D is yourCD-ROMdrive orDVD-ROMdrive).

Click “OK” to start the driver installation procedure, and follow theon-screeninstructions to finish the installation.

When the driver has been installed, please restart your computer.

3.3 - Installing the Sound Card Driver under Windows® 98SE

Step 01: After hardware installation has been finished, power up your computer and wait for Windows® 98SE to boot up.

Step 02: The message box will show “Add New Hardware Wizard” and “This Wizard searches for new

drivers for PCI Multimedia Audio Device”. Click “Cancel”.

Step 03: Insert theMultimedia Software CD-ROMinto yourCD-ROMdrive orDVD-ROMdrive.

Step 04: Click “Start” at Windows bottom left corner.Step 05: Select “Run”.

Step 06: Key in the drive and path for driver installation program; for example, “D:\ SETUP.EXE”. (If yourCD-ROMdrive orDVD-ROMdrive is D)

Step 07: Click “OK” to start the driver installation procedure

Step 08: When the screen will show “System Files Requirement” message box, Please Key in the path for Windows 98SE CD, Click “Continue” and follow theon-screeninstructions to finish the installation.

Step 09: When the driver has been installed, please restart your computer.

3.4 - Uninstalling the Sound Card Driver under Windows® XP/2000/Me/98SE

Step 01: Click “Start”.Step 02: Select “Settings”.

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Chapter 4 – Xear 3D Introduction

Step 03: Select “Control Panel” and click “Add/Remove Programs”.

Step 04: Select C-MediaPCI Audio” and than click “Change/Remove or Add/Remove”.

Step 05: Follow theon-screeninstructions to finish the uninstall , than reboot your system.

Chapter 4 – Xear 3DIntroduction

Xear 3D™” isC-Media’s3D audio control panel with that you can control all audio configuration. ThroughC-Mediaproprietary Xear 3D™ sound technology, users can optimize the personal sound field and enjoy the following functions.

>7.1 Virtual Speaker Shifter can deliverup-to-7.1channel surround sounds over only 2 physical speakers or headphones.

>Magic Voice™ functionality can reform your microphone voice through the recording process delivering amazing disguise effects for fun in many applications, such as Internet phone, messenger, online games. Microphone echo andkey-shiftingfeatures are well designed forKaraoke application.

>Sound Effects like10-bandEqualizer and 27 environment effects can enrich users audio experience and enjoyment.

After finishing the installation of the driver and rebooting the system, you can find the panel from two places:

(1)Left-Clickthe icon in the system tray in theright-bottomof your screen. You can also click right button of the mouse on it to get anaudio-relatedmenu as the following left figure.

(2)Double-click“CMI Audio Config” icon in Windows “Control Panel” as the following right figure. [ Start Setting Control Panel ]

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Chapter 4 – Xear 3D Introduction

4.1– “Main Setting” inC-Media’s3D audio control panel

>Using Analog Output or Digital S/PDIF_Out

Step 01: Turn on Analog Output and select Speaker Type, or turn on Digital S/PDIF OutputStep 02: Check the connection is consistent with the audio jack configuration informationStep 03: Do Speaker Test/3DSound/Multi-channelMusic Demo if you want

Step 04: You can click “Digital Volume” button tofine-tunethe volume for each speaker.

>Using Xear 3D– 7.1 Virtual Speaker Shifter Step 01: Select Xear 3D in DSP Mode

Step 02: Click the “7.1 Virtual Speaker Shifter” button.

Step 03: Each virtual speaker represents the specified channel sound. You can move each virtual speaker to anywhere you want to optimize the sound field when you are running

any application. You can even move the place of the virtual listener.

Step 04: You can reset the placement, manual shifting,group-rotate,auto-rotateand increase/decrease the volume of the virtual speakers

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Chapter 4 – Xear 3D Introduction

4.2- “Mixer” inC-Media’s3D audio control panel

>Playback Volume

Step 01: Check that the playback devices/sources you want are turned on (in blue color). You can turn others off (it means to mute them). There might be some hided sources that cannot

be showed in the block. Please click the arrow to move to the rest items.

Step 02: In general cases, you can adjust “Master Volume Control” knob (just using the mouse)

to change the volume level for all sources.

Step 03: If you want to change the volume for a specific device/source, pleasefine-tunethe correspondent scroll bar.

>Recording Gain

Step 04: Select the recording source you want (one for once). The following picture will show the

related sign for the source you have selected.

Step 05: If you want to change the volume for a specific device/source, pleasefine-tunethe correspondent scroll bar. In general cases, you don’t have to make slider higher than half of the scroll bar in case the signal will be scaled too much and will be distorted.

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Chapter 4 – Xear 3D Introduction

>Advanced Setting

Step 01: You can click the checkbox

to mute the microphone.

Normally open.

Step 02: If you feel the mic sound is too quiet, there are +20dB boost option. Click the checkbox of “Boost” to enable it. It’s nature that you will also get the background noise louder certainly.

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Chapter 4 – Xear 3D Introduction

4.3- “Sound Effects” inC-Media’s3D audio control panel

>Environment Emulation

Step 01: Select an “Environment” button for emulation that is implemented by producing the sound

reflection and reverberation.

Step 02: You can change the “Environment Size” to Large or Small(pre-settingis Medium). You will hear the different feeling about the environment space.

>10-BandEqualizer

Step 03: Select apre-setmode for equalizer that is actually frequency response modeling. There are

12 preset modes such as Bass, Treble, Live, Rock, Jazz, etc..

Step 04: You can change the gain setting for each band and then give it a name in the following blank. Click “+” to add your personal setting into the “User Defined” list. Click“-“is to delete current setting record.

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