AUDIO 4 DJ – User's manual
Contents
1. 8 1 1 Using the AUDIO 4 DJ in Windows gt Vv Y v Make sure the volume controls of the amplifier are completely turned down Open Start gt Control Panel gt Sounds amp Audio Devices Click on the Audio tab As Default Device for Sound Playback choose one of the available channel pairs of the AUDIO 4 DJ e g AUDIO 4 DJ CH B Out 3 4 Plug a RCA cable into Out 3 4 of the AUDIO 4 DJ and connect it to a free input pair of your amplifier Open an available music file or sound on your computer It should get played back via the AUDIO 4 DJ now AUDIO 4 DJ 30 8 1 2 Using the AUDIO 4 DJ in Mac OS X gt gt gt gt gt Make sure the volume controls of the amplifier are completely turned down Click on Applications Utilities Audio MIDI Setup or open the Audio MIDI Setup trom the Dock In Audio Devices choose Audio 4 DJ as Default Output Click on Configure Speakers Choose Stream 2 Channel 3 amp 4 as output 8 2 Using the AUDIO 4 DJ with a CD Player gt gt gt gt Make sure the volume controls of the amplifier are completely turned down In the Settings Tool choose Line as Input Mode Connect the RCA cable of your CD player to a free input pair of the AUDIO 4 DJ e g AUDIO 4 DJ CH A In 112 Put a CD in your CD Player and start playing it 8 3 Using the AUDIO 4 DJ with a Turntable gt gt gt Make sure the volume controls of the amplifier are co2. The information in this document is subject to change without notice and does not represent a com mitment on the part of NATIVE INSTRUMENTS GmbH The software described by this document is subject to a License Agreement and may not be copied to other media No part of this publication may be copied reproduced or otherwise transmitted or recorded for any purpose without prior writ ten permission by NATIVE INSTRUMENTS GmbH hereinafter referred to as NATIVE INSTRUMENTS All product and company names are or trademarks of their respective owners Users Guide written by Andre Benedix Version 1 0 10 2008 Special thanks to the Beta Test Team who were invaluable not just in tracking down bugs but in making this a better product Germany NATIVE INSTRUMENTS GmbH Schlesische Str 28 D 10997 Berlin Germany info native instruments de www native instruments de USA NATIVE INSTRUMENTS North America Inc 5631 Hollywood Boulevard Los Angeles CA 90028 USA Sales native instruments com www native instruments com MASSIVE was designed and developed entirely by Native Instruments GmbH Solely the name Massive Is a registered trademark of Massive Audio Inc USA ND NATIVE INSTRUMENTS Native Instruments GmbH 2008 All rights reserved 1 Welcome to the AUDIO 4 DJ Thank you for purchasing the AUDIO 4 DJ With its set of professional features the AUDIO 4 DJ is the perfect match for your DJ and recording applicatio
3. Cancel 4 Click Next CH Native Instruments Audio 4 DJ Driver InstallAware Wizard License Agreement Please carefully read the Following license agreement GENERAL The Following information represents the contractual conditions For the use of software and hardware manufactured by NATIVE INSTRUMENTS GmbH hereinafter called Native Instruments by you the Final user hereinafter called the Licensee By installing the software on your computer and by registration you are declaring yourself to be in agreement with the contractual conditions so please read the following text carefully IF you are not in agreement with these conditions you must not install the software In this event please return the complete product including all written matter packaging to the dealer From whom it was originally bought over a period of 14 days after the day of purchase In case you have bought the product by Native Instrument directly over its Online shop please return the complete product including all written matter packaging either to NATIVE INSTRUMENTS GmbH Schlesische Strasse 28 10997 Berlin Germany or to Native Instruments Inc 5631 Hollywood Blyd Los Angeles CA 90028 USA The price you paid will be refunded in lt Back If Next gt Cancel 9 To continue you need to accept the license agreement first After you have read the license agreement check the according checkbox and click Next AUDIO 4 D
4. OUTPUT SPECIFICATIONS Cross Talk 8 7 dBu 82 Ohms Unbalanced Maximum Output lt 87 diy Level THD N 0 008 gt 100 08 weighted Frequency Response 10 40 kHz 0 5 dB AUDIO 4 DJ 23 1 AUDIO 4 DJ Software This chapter shows you all features of the Settings Tool and Control Panel utilities that are part of the AUDIO 4 DJ software installation 1 1 Understanding the Settings Tool The Settings Tool is a graphical representation of the AUDIO 4 DJ and allows you to change its general settings 1 1 1 Open the Settings Tool gt On Mac OS X double click on Applications Audio 4 DJ Driver Settings Tool to open It might be a good idea to cre the Settings Tool ate a dock element Mac OS X or desktop shortcut PC for better On Windows XP click on Start gt All Programs gt Native Instruments gt Audio 4 DJ accessibility Driver gt Settings Tool to open the Settings Tool gt On Windows Vista click on Start gt All Programs gt Native Instruments gt Audio 4 DJ Driver gt Audio 4 DJ Settings to open the Settings Tool AUDIO 4 DJ 24 11 2 Overview Control Panel INPUT GAIN CHANNEL A CHANNEL B A Ade t18dB FFIEC 1 AUDIO 4 DJ Logo Click on the AUDIO 4 DJ logo to open the ABout Screen The ABouT SCREEN displays the driver version number the firmware version number the settings tool version number as well as the credits In case of a Support inquiry you may be asked for one or m
5. delay can be so small that you cannot hear it as example 3 milliseconds is about the Same delay caused by moving your head one meter further away from a speaker However typical computers are generally not set up for low latency attempting to play in real time with the AUDIO 4 DJ will probably prove unsatisfying due to the delay Any computer based audio system has some delay between the audio input and output As a result if you are playing a MIDI keyboard through the AUDIO 4 DJ you may hear an annoying delay between the time you hit a key and the time you hear the sound It is easy to understand that this latency has be kept to a minimum in order to make instruments and DJ applications playable Even the most powerful computer can only do a certain number of calculations per second generating and processing sounds demands a lot from a computer On the other hand it is important to minimize any computer based delays in order to achieve a playing experience without annoying delays in sound playback Fortunately three main factors make delays virtually insignificant assuming you have a suitable computer setup gt Today s multi gigahertz computers allow for very low latencies gt The AUDIO 4 DJ includes drivers optimized for low latency The AUDIO 4 DJ has been optimized to work as efficiently as possible AUDIO 4 DJ 42 10 5 1 How low can you go 1 5 ms of latency approaches the theoretical minimum because it will always t
6. output streams To select a sample rate gt Choose a sample rate from the Sample Rate menu 44100 Hz is the most common The higher the chosen value the setting Other available options are 48000 Hz and 96000 Hz more CPU power is required for gt Click on OK to confirm your changes and to close the Control Panel Ban LINE E 1 2 4 About Click on the About button to open the ABouT SCREEN The ABOUT Screen displays the driver version number and the interface version number In case of a support enquiry you may be asked for one of these details Click on OK to close the ABOUT SCREEN AUDIO 4 DJ 28 1 2 5 The Control Panel on Mac OS X On Mac OS X the Control Panel displays the firmware version the driver version and the number of USB streaming errors It does not provide any options or settings as these can be configured from within the audio software you want to use the AUDIO 4 DJ with You can access the Control Panel by selecting it from the Mac OS X system preferences 660 4 Show All Audio 8 DJ AUDIO 4 DJ 29 8 Basic Setups Learn more about how to connect and configure the AUDIO 4 DJ by having a look at the typical setups described in the following 8 1 Using the AUDIO 4 DJ as Default Audio Device Using the AUDIO 4 DJ as standard sound card Default Audio Device of your operating system will bring brilliance in your living room when listening to music or watching DVDs via your computer
7. see below To select an Input Mode click on Its label If PHono is selected you can ad just input gain using the Input GAIN SELECTOR Depending on what kind of signal source you want to use choose one of the following options gt Line Choose this if you use a digital vinyl system with control CDs Pm Phono Use this if you want to record normal vinyl records because this mode Is op timized for best sound at the AUDIO 4 DJ 7 Input Gain Selector In Phono Input Mode use the Input GAIN SELECTOR to select the amount of pre amplification applied to the audio input signals Use this for adjusting recording levels and for DVS sys tems without automatic input amplification To select an Input Gain value click its label H This control is inactive in Line Input Mode AUDIO 4 DJ 26 1 2 Understanding the Control Panel This chapter will introduce you to the Control Panel and its settings 1 2 1 The Control Panel on Windows On Windows operating systems the Control Panel allows you to change the performance settings of the AUDIO 4 DJ To open the Control Panel click on Start gt All Programs gt Native Instruments gt Audio 4 DJ Driver gt Control Panel 0 Native Instruments Audio 6 DJ Control Panel A x Soundcard Latency Settings Presets minimal latency low CPU usage situation This setting offers a minimum output latency of 6 ms 3 me input to output but should only be used in situations with l
8. 4 DJ 33 9 2 Using the AUDIO 4 DJ in TRAKTOR with an External Mixer v YY YYYY v YvYV Y Y Open TRAKTOR Open Preferences gt Audio Setup gt Soundcard From the Device menu select the AUDIO 4 DJ entry Now open Preferences gt Audio Setup gt Output Routing Choose External as Mixer Mope The options below change accordingly For Out CHANNEL A choose an output pair from the dropdown menu e g Out J and Out 2 Connect these outputs of the AUDIO 4 DJ to a free channel of your DJ mixer e g channel 1 using a RCA cable For Out CHANNEL B choose another output pair from the dropdown menu e g Out 3 and Out 4 Connect these outputs of the AUDIO 4 DJ to a free channel of your DJ mixer e g channel 2 using a RCA cable Connect the master output of your DJ mixer to your amplifier or powered speakers From the Browser List drag tracks in both decks and hit the Pray button Drag the Crossfader of your DJ mixer all the way to the left Deck A or Channel 1 Set the headphones mix knob tader of your DJ mixer to 0 If you do not find a head phones mix knob fader please consult the manual of your hardware mixer Use the cue button switch fader of Deck B Channel 2 of your DJ mixer If you do not find a cue button switch fader please consult the manual of your hardware mixer You should hear the track playing on Deck B only in your headphones while the track in Deck A Is playing over your speakers If you do not
9. any available USB port on your computer using the USB cable included in delivery 4 DJ on a USB 1 1 port a Windows will identify the AUDIO 4 DJ and begin the final installation process Choose USB 2 0 port Is required No if Windows asks you to search the Internet for a driver Please note that as mul tiple driver components are installed you will see the whole sequence of installer screens repeated twice this is not an error just follow along and make the appropriate choices to finish the installation AUDIO 4 DJ 11 Accessing the AUDIO 4 DJ Software Tools on Windows To access the AUDIO 4 DJ software tools on Windows select Windows Start gt All Programs gt Native Instruments gt Audio 4 DJ Driver In this folder you will find the Settings Tool explained in chapter 7 1 Understanding the Settings Tool and the Control Panel explained in chapter 7 2 Understanding the Control Panel Uninstalling the AUDIO 4 DJ Drivers on Windows To uninstall the AUDIO 4 DJ drivers from your computer gt Open C Program Files Native Instruments Audio 4 DJ Driver gt Double click the Unwise Tool to begin un installation gt Choose Automatic from the following dialog 4 1 2 Installing the AUDIO 4 DJ Drivers on Mac OS X 1 Place the installation CD ROM in your computer s CD DVD ROM drive Its icon will appear in the Mac OS X Finder 2 Double click the AUDIO 4 DJ CD icon to display the content of the CD
10. performing badly on a Windows machine disable power management to the USB hubs first XP turns this on by default To disable power management for USB hubs open the device manager Control Panel gt System gt Hardware and right click a USB hub to bring up its properties On the power management page uncheck all boxes Repeat for each hub and reboot 10 3 6 Update the Driver gt Click on the AUDIO 4 DJ logo in the Settings Tool to check the driver version number and verify that you are using the latest driver gt Check the Native Instruments website regularly for updates of the AUDIO 4 DJ driver 10 4 How to avoid Ground Loops Ground loops are a common problem within any environment where multiple electrical devices are connected to the same power circuit In complex setups the cause s of the noise can be difficult to find Ground loops are perceived usually as a hum or buzz in your audio signal but this can also transmit and amplify other sounds from the devices connected to the circuit For example one very common problem is that you hear internal clicking sounds created by your computer The cause of the noise is usually the computer and its internal devices or devices con nected to the computer like external hard drives Note that even if the power supply of your notebook computer is not connected your setup may still be vulnerable to ground noise from an external device with its own power supply The cause can also be an
11. with cookies so they should automatically be reproduced when you enter a second support request AUDIO 4 DJ 52 In your communication with the support team keep in mind that you should offer as much information as possible about your hardware your operating system and the software you are running to give the possibility to help you In your description you should mention gt How to reproduce the problem gt What you have already done to try to fix the problem gt A description of your setup including all hardware and software involved gt The exact model and technical specifications of your computer 12 2 Forum Inthe NATIVE INSTRUMENTS User Forum you can discuss directly with other users and with experts from NATIVE INSTRUMENTS that moderate the forum The AUDIO 4 DJ Forum s address Is www native instruments com forum forumdisplay php f 1 70 12 3 Updates Whenever you encounter problems you should also check if you have the latest software installed Click on the AUDIO 4 DJ logo in the Control Panel to display the version num ber Updates are released regularly to fix known problems and to constantly improve the software AUDIO 4 DJ 53
12. 3 Double click the installer file Install NI USB Audio4D driver 2 2 43 Welcome to the NI USB Audio4D driver 2 2 43 Installer You will be guided through the steps necessary to install this software 4 In the appearing dialog click Continue to proceed Do not connect the AUDIO 4 DJ hardware until the driver Installer prompts you as the operating system may install the wrong drivers AUDIO 4 DJ 12 J 6 1 Install NI USB Audio4D driver 2 2 43 Select a Destination Select the volume where you want to install the NI USB Introduction Audio4D driver 2 2 43 software Destination Select Installation Type A Installation Summary MAC OS 52 4 GB available 74 4 GB total Installing this software requires 1 3 MB of space You have chosen to install this software on the volume MAC os Go Back Continue Select a destination volume then click Continue to proceed Install NI USB Audio4D driver 2 2 43 Standard Install on MAC OS Introduction Destination Select This will take 1 3 MB of space on your computer Installation Type Click Install to perform a standard installation of cn this software on the volume MAC OS Change Install Location Go Back Install Click Install to install the driver in the default path or browse to select a custom installation path by clicking Change Instal
13. 4 DJ needs to be returned the Technical Support team at NATIVE INSTRUMENTS will assign you an RA Return Authorization number that is required to handle your return Packages returned without this RA number will not be correctly identified and as such might not be processed properly Please contact our Technical Support team prior to returning any item AUDIO 4 DJ 35 10 2 How to check if the AUDIO 4 DJ Driver is installed correctly 10 2 1 How to check if the AUDIO 4 DJ driver is installed correctly in Windows Open Start gt All Programs gt Native Instruments gt Audio 4 DJ Driver There you will find the helper applications Audio Statistics Control Panel and the Settings Tool Make sure that the device is connected to the computer and open the Control Panel If all the drop down menus are grayed out i e there are no presets in the preset drop down list no sample rate values to choose from there must be something wrong with the connection If the AUDIO 4 DJ Driver entry in the NATIVE INSTRUMENTS folder of the Start Menu is missing the driver is most probably not installed at all If the driver is not installed you can install it using the setup program as described in chapter 4 1 Installation of the AUDIO 4 DJ If the driver is not recognized check your USB 2 0 connection as described in chap ter 10 3 USB Troubleshooting As any other USB device the driver installs exactly for one USB port If you co
14. DWARE Click on IRQs Your IRQs will be displayed in the window to the right Your USB port will show up as USB universal host controller in the list If the IRQ number listed next to any of these ports Is sharing with other devices in your system you may have an IRQ conflict Attach the AUDIO 4 DJ to another USB port If this does not work and your computer is a desktop you may be able to change the IRQ allocation from within the system BIOS depending on your motherboard However with most laptops it is not possible to change IRQ allocation You may need to reinstall your operating system for a better IRQ configuration AUDIO 4 DJ 47 11 Optimizing your Gomputer The following chapter collects some tuning tips that may help to improve your computer s performance While faster computers may not need any of these tips they can be essential for getting good results on a computer with technical specifications on the lower end of the system requirements 11 1 Windows XP Optimization This chapter collects tips for tweaking the performance of a Windows PC 11 1 1 Processor Scheduling gt Open Start gt Control Panel and double click System Choose Advanced Under Performance choose Settings Choose the Advanced tab Under Processor Scheduling select Background Services Vv vyv 11 1 2 Visual effects gt Open Start gt Settings gt Control Panel and double click SYSTEM gt Choose Advanced gt Visual Effec
15. J 9 CO Native Instruments Audio 4 DJ Driver Install Aware Wizard Destination Folder Select folder where setup will install files Install Audio 4 DJ Driver to Program Files Native Instruments Audio 4 DJ Driver Destination Folder Required Disk Space 8 444 KB Remaining Disk Space 4 149 MB ae Gow In the next dialog choose the destination folder for the driver installation To use the de fault path just click Next If you wish to select a custom path click Change browse to the folder where you want to Install the Audio 4 DJ Driver and click Next m Native Instruments Audio 4 DJ Driver InstallAware Wizard bo la amp Select Program Folder Select the location where you would like to create new shortcuts Setup will add program shortcuts to the Program Folder listed below You may type anew folder name or accept the suggested name Click Next to continue Program Folder Native Instruments 4udio 4 DJ Driver lt Back Next gt Cancel Now select the folder in the Windows Start dialog to place the AUDIO 4 DJ Driver Setup To use the default path just click Next To set a custom folder type in a name for it then click Next fox Native Instruments Audio 4 DJ Driver InstallAware Wizard bo amp Completing the Native Instruments Audio 4 DJ Driver Setup The Native Instruments Audio 4 DJ Driver Setup is now ready to configure Audio 4 DJ Driver on this
16. SB Troubleshooting 10 3 USB Troubleshooting If you experience problems that may be caused by the USB connection between the AUDIO 4 DJ and your computer check the following chapters first several possible sources for USB Issues are covered here 10 3 1 USB 2 0 required The AUDIO 4 DJ is an USB 2 0 interface and will not work at all on an USB 1 0 1 1 port In addition although the minimum power specified for a USB 2 0 port is 500 mA we have seen a few cases where the USB 2 0 ports on certain computers do not fulfill the minimum requirements and therefore do not meet the official USB 2 0 specification In this case you may see a message saying that there is not enough power available to operate your device In this case you might encounter crackles or it may not work at all 10 3 2 Try another USB cable A bad USB cable can be responsible for audio dropouts and other connectivity problems It is highly recommended that you try using a different cable if you are experiencing dif ficulties make sure to use a cable bearing the official USB logo AUDIO 4 DJ 37 10 3 3 Using a powered USB 2 0 hub It is best to connect the AUDIO 4 DJ directly to a USB 2 0 port on your computer However in certain situations a powered USB hub can also be a solution if you are having problems connecting your AUDIO 4 DJ to an onboard USB port In this case you should avoid con necting other devices to the hub if possible as each bus powered device ta
17. TRUMENTS product In any case the following web pages will guide you step by step through the regis tration AUDIO 4 DJ 18 b AUDIO 4 DJ Hardware The AUDIO 4 DJ provides the following features 24 Bit 96 kHz Analog Digital Digital Analog converters Low latency drivers Hi gain output levels on all channels 4 audio inputs 4 audio outputs 1 4 headphone connector Vvvvvv Vv Status LEDs displaying the AUDIO 4 DJ s settings and input output activity Read more about the AUDIO 4 DJ s controls and connectors on the following pages 6 1 Front Panel i AUDIO 4 DJ ee ey 2 1 Headphone Volume Use this knob to adjust the level of the Headphone Output 2 Headphone Output Connect your headphones to this 1 4 socket 1 Headphone Volume 2 Headphone Output AUDIO 4 DJ 19 b 2 Rear Panel 1 USB 2 0 Port 2 Inputs A amp B 3 Outputs A amp B 4 Ground Screw 1 USB 2 0 Port Connects the AUDIO 4 DJ to your computer The USB 2 0 connection handles data trans mission and provides bus power to your AUDIO 4 DJ This means you do not need an external power supply 2 Inputs A amp B You can configure these inputs as 2 stereo pairs or 4 mono input channels 3 Outputs A amp B You can configure these outputs as 2 stereo pairs or 4 mono output channels 4 Ground Screw Attach your turntable s grounding wire to this screw to eliminate hum induced by ground loop
18. ake some time to convert a human action into something digital and then to convert the digital action back to analog sound However note that ultra low latency settings or higher sampling rates make your computer work harder which can affect the performance So here are some tips on living with latency 10 5 2 About Samples and Buffers Audio cannot be handled continuously by a computer but has to wait its turn while other operations are being carried out As a result sound cards create a buffer which can hold a certain number of samples where data can be stored and released as needed to create a smooth flow of data An analogy would be if you had a hose that does not deliver water continuously but in bursts So you use a holding tank to store the water coming in from the hose and have a valve in the tank that releases a steady amount of water in a smooth continuous flow If the tank buffer is large then you can store more water in case the hose goes dry for a bit But it will take longer to fill the bucket which is equivalent to latency A smaller tank takes less time to Till but the hose needs to deliver water on a pretty continuous basis All ASIO audio interfaces and sound cards include a Control Panel in which you can adjust latency This may be given as the number of samples per buffer or just milliseconds The AUDIO 4 DJ provides you with six predefined settings in milliseconds to choose from and the option to user de
19. computer Click Next to begin configuration Click Back to change settings Click Cancel to exit lt Back Next gt Cancel AUDIO 4 DJ 10 10 11 On the next dialog page the Install Wizard will prompt you to start the installation by clicking Next To return to the previous dialog page click Back To abort the installation procedure click Cancel Windows Security Would you like to install this device software Name Native Instruments Audio Video und Ga I Publisher Native Instruments GmbH Always trust software from Native Instruments GmbH Install Don t Install You should only install driver software from publishers you trust How can decide which device software is safe to install During the driver installation a screen will appear with a message that the driver has not passed Windows Logo Testing this does not indicate a problem simply click on Continue Anyway to proceed with the installation CH Native Instruments Audio 4 DJ Driver InstallAware Wizard amp 2 Completing the Native Instruments Audio 4 DJ Driver Setup e successfully completed the Native Instruments Audio You have s ND 4 DJ Driver Setup To close this wizard click Finish After the installation has been performed successfully click Finish After the TRAKTOR installer has finished running please connect the AUDIO 4 DJ to H You cannot install the AUDIO
20. d see a red cross over the device which means that It has been deactivated Common built in devices are network adapters wireless LAN cards Bluetooth ports in frared ports printer ports etc Try to disable the network adapter and wireless LAN card first as they are the most common problem causing devices in audio processing Make sure that you do not disable devices that are indispensable for your laptop to work properly Here Is a list of devices that you should not deactivate System timer Keyboard System CMOS real time clock Microsoft ACPI Compliant System Numeric data processor Primary IDE Channel Secondary IDE Channel Graphics Controller Ultra ATA Storage Controllers Disable devices on Macintosh OS X If you have a wireless LAN card installed and Bluetooth running turn them off while you are using the AUDIO 4 DJ you can turn this off in the Mac OS X Finder s menu bar AUDIO 4 DJ 45 10 7 Clicks Distortion and other audio interferences 10 7 1 Check your system specifications If your system does not meet the requirements you may experience pops clicks and or distortion in audio playback For latest system requirements compatibility and support of the latest operating systems please see our website at www native instruments com audio4d 10 7 2 Raise the audio latency gt gt gt Open the Control Panel of the AUDIO 4 DJ PC or the control panel of your audio application Mac OS X C
21. ettings Tool will be installed along with the driver of the AUDIO 4 DJ Please follow the instructions on installing the AUDIO 4 DJ driver given in chapter 4 1 2 Installing the AUDIO 4 DJ Drivers on Mac OS X There is no interaction required AUDIO 4 DJ 15 Uninstalling the Settings Tool To uninstall the Settings Tool from a Macintosh computer please delete the file Applications Audio 4 DJ Driver Settings Tool 4 3 Installation of the Control Panel This section describes the installation and the uninstall process of the Control Panel Information on how to use the Control Panel can be found in chapter 7 2 Understanding the Control Panel 4 3 1 Installing the Control Panel on Windows This section describes the installation and the uninstall process of the Control Panel on a Windows PC Installing the Control Panel The Control Panel will be installed along with the driver of the AUDIO 4 DJ Please follow the instructions on installing the AUDIO 4 DJ driver given in chapter 4 1 1 Installing the AUDIO 4 DJ Drivers on Windows There is no interaction required Uninstalling the Control Panel The Control Panel can be uninstalled along with the driver of the AUDIO 4 DJ Please follow the instructions on uninstalling the AUDIO 4 DJ driver given in chapter 4 1 1 Installing the AUDIO 4 DJ Drivers on Windows There is no interaction required 4 3 2 Installing the Control Panel on Mac OS X This section describes t
22. ever the use of an iLok dongle on the right hand port has been qualified and Is fully supported MacBook 13 3 recommended USB port For the following laptops the use of USB audio devices on the USB port closest to the screen is not recommended gt MacBook 13 White 1 83 GHz Intel Core Duo and Core 2 Duo MacBook 13 White 2 0 GHz Intel Core Duo and Core 2 Duo MacBook 13 White 2 16 GHz Intel Core 2 Duo MacBook 13 Black 2 0 GHz Intel Core Duo and Core 2 Duo MacBook 13 Black 2 16 GHz Intel Core 2 Duo Vv vy There are 2 USB ports on the left side of the MacBook models listed above Due to the current USB configuration of the MacBook under OS X the use of USB audio devices Is supported on the front USB port only the port farthest away from the screen Use of audio devices on the rear USB port is not recommended because it may cause audio interrupts and or dropped samples However the use of an iLok dongle on the rear port has been qualified and is fully sup ported 1 These USB port recommenda tions are specific to USB audio devices only USB keyboard and control surface products do not have a recom mended USB port at this time 1 These USB port recommenda tions are specific to USB audio devices only USB keyboard and control surface products do not have a recom mended USB port at this time AUDIO 4 DJ 39 10 3 5 Disable USB Energy Saving Mode Windows only If the AUDIO 4 DJ is causing crashes or
23. fine the values Open Start gt All Programs gt Native Instruments gt Audio 4 DJ Driver gt Control Panel Read more about the Controt PANEL of the AUDIO 4 DJ in chapter 7 2 Understanding the Control Panel AUDIO 4 DJ 43 10 5 3 Warning Different Types of ASIO It is extremely important to use the ASIO driver written for the AUDIO 4 DJ There are also generic ASIO drivers typically called for Windows ASIO DirectX Full Duplex Driver or ASIO Multimedia Driver If you re not sure which one to use try them all and choose the one with the lowest latency There should be an obvious difference when you use the correct AUDIO 4 DJ driver 10 6 Using the AUDIO 4 DJ with a Laptop 10 6 1 Check the Laptop s Latency First you should check if your computer can handle real time audio processing without au dio dropouts Dropouts can be caused by certain components in your computer A software utility that can check your computer s suitability for audio processing Is available at www thesycon de deu latency_check shtml There is no software installation required just launch the tool after downloading With your audio interface disconnected the tool will report if your laptop can handle real time audio streaming without audio dropouts In case your computer is unable to handle glitch free audio processing the tool will show you red latency bars and report this in the box on the bottom Run it with both settings audio i
24. h ers are lines of code to be pasted into the Terminal 11 2 7 Turn off Sharing gt Open System Preferences gt Sharing Click on the Services tab gt Unselect Personal File Sharing and Internet Sharing or Personal Web Sharing 11 2 8 Shut down all other applications gt If you have any other applications running shut them down while using your audio application gt More tips on optimizing your operating system can be found on www native instruments com index php id niosxtut AUDIO 4 DJ 51 12 Getting Help NATIVE INSTRUMENTS provides various sources of support and information to registered users 12 1 Readme Knowledge Base Online Support 12 1 1 Readme Always read the Readme file found on the installation CD It contains important informa tion and all last minute changes that could not be included in this manual 12 1 2 Knowledge Base You can access the Knowledge Base at www native instruments com knowledgebase To search the Knowledge Base you have to log into your user account first For more information about registering products please see chapter 5 Registration and Product Authorization 12 1 3 Online Support You can reach the Online Support via www native instruments com productsupport The following form will ask you for all information about your hardware and software en vironment to better facilitate the information to our support team The entries you make are furnished
25. he installation and the uninstall process of the Control Panel on Mac OS X AUDIO 4 DJ 16 Installing the Gontrol Panel The Control Panel will be installed along with the driver of the AUDIO 4 DJ Please follow the instructions on installing the AUDIO 4 DJ driver given in chapter 4 1 2 Installing the AUDIO 4 DJ Drivers on Mac OS X There is no interaction required Uninstalling the Control Panel There is no option to uninstall the Control Panel on Mac OS X automatically AUDIO 4 DJ 17 J Registration and Product Authorization Registering the AUDIO 4 DJ is not mandatory Nevertheless registration is recommended as it can be helpful in case of a support inquiry or a theft To register your AUDIO 4 DJ on the NATIVE INSTRUMENTS website use the serial number from the product activation sticker inside your AUDIO 4 DJ product package To register your AUDIO 4 DJ gt gt Open your standard internet browser Open the NATIVE INSTRUMENTS website www native instruments com In the headline navigation click on Support On the next page click on Product Activation Since you only need to register the serial number please read further in section B Serial Number Registration and click on the link labeled Register the serial number here If you never registered a NATIVE INSTRUMENTS product choose Create User Account Choose Additional Product Registration if you already are a registered user of a NATIVE INS
26. hoose a preset with higher latency or if using user defined settings raise the USB and Audio latency Keep raising the latency until you do not encounter any more pops clicks and or dis tortion 10 7 3 Test with the built in soundcard gt gt gt Disconnect the AUDIO 4 DJ Connect your speaker setup to the built in onboard sound card of your computer Play back a track in your standard playback application e g iTunes or Windows Media Player If playback is fine with your built in onboard sound card there may be an IRQ conflict Windows only present on the slot or port the AUDIO 4 DJ is connected to Attach the AUDIO 4 DJ to another USB port AUDIO 4 DJ 46 10 7 4 Physically re configure the AUDIO 4 DJ Try different USB ports Connect the AUDIO 4 DJ to another USB port on your computer Try all USB ports on your computer until you find one that works best Check your IRQs Windows only IRQ stands for Interrupt Request This is the way in which Windows allocates resources to the various devices and ports in your system If your AUDIO 4 DJ is on a port that shares an IRQ with other devices you may have an IRQ conflict This means your sound card Is not receiving the resources it needs to function properly Here is how you detect an IRQ conflict gt Vvvvv Y v Open Start gt Run and type the word msinfo32 and press OK Your system information window will appear Click the Plus sign next to HAR
27. kes Its share from the total amount of power available 10 3 4 Recommended USB ports MacBook Only As general rule of thumb do not use the right hand USB port on a MacBook Pro This port is connected to the same root hub as the trackpad With the AUDIO 4 DJ plugged into the right port you can encounter audio problems like clicks or dropouts whenever the trackpad is reactivated from standby mode MacBook Pro recommended USB port s For the following laptops the use of USB audio devices on the right hand USB port Is not recommended MacBook Pro 15 1 6 GHz Intel Core Duo and Core 2 Duo MacBook Pro 15 1 83GHz Intel Core Duo and Core 2 Duo MacBook Pro 15 2 0GHz Intel Core Duo and Core 2 Duo MacBook Pro 15 2 16GHz Intel Core Duo and Core 2 Duo MacBook Pro 15 2 33GHz Intel Core 2 Duo MacBook Pro 17 2 16GHz Intel Core Duo and Core 2 Duo MacBook Pro 17 2 16GHz Intel Core 2 Duo YY YYYY The 15 MacBook Pro models have 1 USB port on the left side and one USB port on the right side The 17 MacBook Pro models have 2 USB ports on the left side and one USB port on the right side AUDIO 4 DJ 38 Due to the current USB configuration of the MacBook Pro under OS X use of USB audio devices Is supported on the left hand USB ports only the port or ports next to the power adapter cable Use of audio devices on the right hand USB port Is not advised because it may cause audio interrupts and or dropped samples How
28. l Location Then click Install Install NI USB Audio4D driver 2 2 43 r a installing this software requires you to v restart your computer when the i installation is done Are you sure you want to install the software now The next screen informs you that your computer needs to be restarted when the in stallation is done If you have any other applications running you should close them now To continue click Continue Installation AUDIO 4 DJ 13 Install Succeeded The software was successfully installed 8 After a successful installation you will be prompted to restart your Mac Click Restart to restart your computer 9 After restarting your computer connect the AUDIO 4 DJ to a free USB 2 0 port of your Mac using the USB cable included in delivery Accessing the AUDIO 4 DJ Software Tools on Mac OS X To access the AUDIO 4 DJ software tools double click Applications Audio 4 DJ Driver In this folder you will find the Settings Tool Read more about the Settings Tool in chapter 7 1 Understanding the Settings Tool Uninstalling the AUDIO 4 DJ Drivers on Mac OS X To uninstall the AUDIO 4 DJ drivers from your computer please delete the following files manually System Library PreferencePanes NIUSBAudio prefPane Library Audio MIDI Drivers NIUSBMIDIDriver plugin Library Preferences de caiaqg NIUSBAudio hwsettings plist System L brary Extensions NIUSBAudioDriver kext Lib
29. mpletely turned down In the Settings Tool choose Phono as Input Mode Connect the RCA cable of your turntable to the input pair of channel A or B of the AUDIO 4 DJ e g AUDIO 4 DJ CH A In 112 Connect your turntable s ground wire to the AUDIO 4 DJ s ground screw Put a record on your turntable and start playing It AUDIO 4 DJ 31 8 4 Using the AUDIO 4 DJ in a Recording Setup Using the AUDIO 4 DJ as recording device you can transfer your beloved vinyl records to the digital era as well as capture your own vocal or instrument performance 0 4 1 Using the AUDIO 4 DJ as Recording Device on a PC gt gt gt gt gt Open Start gt Control Panel gt Sounds amp Audio Devices Click on the Audio tab As Default Device for Sound Recording choose one of the available channel pairs of the AUDIO 4 DJ you want to record from e g AUDIO 4 DJ CH A In 112 In your recording software s Options dialog choose the respective input Adjust the recording level in your recording software and start recording 8 4 2 Using the AUDIO 4 DJ as Recording Device on a Mac gt gt gt Click on Applications Utilities Audio MIDI Setup or open the Audio MIDI Setup from the Dock In Audio Devices choose Audio 4 DJ as Default Input Adjust the recording level in your recording software and start recording AUDIO 4 DJ 32 9 Using the AUDIO 4 DJ in TRAKTOR In the following secti
30. n of the AUDIO 4 DJ To make use of the AUDIO 4 DJ you need to install its driver first The driver handles com munication between the AUDIO 4 DJ hardware and your computer The driver itself is not accessible like any other driver on your operating system it Is a piece of software loaded in the background when your system starts up The driver takes care of all audio and MIDI signals coming from or going to the AUDIO 4 DJ hardware through the USB2 connection Although the driver itself is inaccessible you can edit some of its settings to modify Its behavior for your audio setup These settings can be edited How to achieve this will be explained in detail in chapter 7 AUDIO 4 DJ Software H Do not connect the AUDIO 4 DJ hardware until the driver installer prompts you as the operating system may install the wrong drivers AUDIO 4 DJ 8 4 1 1 Installing the AUDIO 4 DJ Driver on Windows XP and Windows Vista 1 Place the installation CD ROM in your computer s CD DVD ROM drive 2 Use the Windows Explorer to browse the content of the CD 3 Double click the installer file named AUDIO 4 DJ Driver Setup CO Native Instruments Audio 4 DJ Driver Install Aware Wizard bo la 58 Welcome to the Native Instruments Audio 4 DJ Driver Setup Native Instruments Audio 4 DJ Driver Setup will install the Audio 4 DJ Driver on your computer WARNING This program is protected by copyright law and international treaties OO B
31. nnect the AUDIO 4 DJ to another port a standard Windows dialog opens in which you can install the driver to that port gt If you have previously installed the driver on your computer once Windows will find the right drivers itself gt If you did not install the drivers on your computer Windows will install the wrong drivers gt If you do not know whether or not you have previously installed the drivers of the AUDIO 4 DJ to your computer it is advisable to start the setup program of the AUDIO 4 DJ If the setup program states that it will first uninstall the drivers you already have installed the drivers on your computer In this case you can connect the device to any other USB port and Windows will find the right driver when it installs the AUDIO 4 DJ on another USB port AUDIO 4 DJ 36 10 2 2 How to check if the AUDIO 4 DJ Driver is installed correctly in Mac OS X In Mac OS X look into the System Preferences for the NATIVE INSTRUMENTS USB Audio Control Panel icon Open this control panel to see if the device is found If no device Is found values will appear grayed out If the NATIVE INSTRUMENTS USB Audio Control Panel icon is missing here the driver is probably not installed at all If the driver is not installed you can install it using the setup program described in chapter 4 1 Installation of the AUDIO 4 DJ If the driver is not recognized check your USB 2 0 connection as described in chap ter 10 3 U
32. ns Robust and portable design for the harshest traveling and live stage conditions 4 inputs and 4 outputs integrate the AUDIO 4 DJ into most DJ and recording setups 2 phono preamps let you connect turntables directly Low latency drivers provide natural analog feel for your DJ software 24 bit converters for crystal clear audio quality High output levels let you feed any external mixer or effects device YY YYYY iY Monitoring LEDs let you check the status of your system at a glance Have fun with your AUDIO 4 DJ The team at NATIVE INSTRUMENTS AUDIO 4 DJ 4 2 Safety Considerations The following sections contain important information regarding the use of the AUDIO 4 DJ hardware Please read them thoroughly before you start to use the AUDIO 4 DJ 2 1 Warning gt The AUDIO 4 DJ hardware contains no user serviceable parts Do not open it or at tempt to disassemble or modify any internal hardware If there appears to be a hard ware malfunction immediately stop using the hardware and contact NATIVE INSTRUMENTS gt Do not expose the AUDIO 4 DJ to rain and do not use it near water or in damp or wet conditions Also never place anything on top of the controller and be very careful that no objects or liquids of any kind enter the unit The AUDIO 4 DJ in combination with an amplifier headphones or speakers can pro duce sound levels capable of damaging your ears Do not use it for long periods of time at high volume level
33. nterface connected and disconnected to find out about your computer s capacities 10 6 2 Avoid Shared Memory In general it is not recommended to use laptops with shared memory graphic cards for audio applications A shared memory graphic card accesses the same memory as the CPU Other graphic cards have their own dedicated memory so that the main memory is reserved for other tasks like audio processing You will need memory and processing power available for your audio project AUDIO 4 DJ 44 10 6 3 Avoid battery usage It is not recommended to run the laptop on Its battery as the computer might slow the clock rate of the CPU down 10 6 4 Disable devices First disconnect additional hardware printers scanners etc that you do not need while you are working with your audio interface Thus the computer does not need to handle devices that are currently not being used Additionally laptops often are equipped with built in devices that tend to disturb audio processing An example is a wireless LAN card In case you experience serious dropouts you might need to disable these devices while working with your audio interface Disable devices in Windows XP Right click on My Computer gt Properties gt Hardware gt Device Manager to open the device manager Double click on a device to bring up its properties dialog On the bottom of this pane you can disable the device via the drop down menu Deactivate it and hit OK You shoul
34. ons you will learn how to set up and use the AUDIO 4 DJ for DJ ing with a software from NATIVE INSTRUMENTS TRAKTOR product line Please note that we will refer to all products from the TRAKTOR product line simply as TRAKTOR because the functionalities described here are identical in all current TRAKTOR products 9 1 Using the AUDIO 4 DJ in TRAKTOR with the internal Mixer vvVvVvVVVvVYV vVvVVVVVYV Open TRAKTOR Open Preferences gt Audio Setup gt Soundcard From the dropdown menu choose the entry AUDIO 4 DJ Now open Preferences gt Audio Setup gt Output Routing Choose a channel pair for the Master output Connect this output pair to your amplifier or powered speakers For the Monitor output choose channel pair Out 3 4 so that you can pre listen to tracks Turn down the headphones volume on the AUDIO 4 DJ to a low level Connect your headphones to the headphones output on the AUDIO 4 DJ In TRAKTOR turn down the Mix Knos to 0 In TRAKTOR adjust the headphones volume with the VoL Knog to a comfortable level From the Browser List drag tracks in both decks and hit the PLay button Drag the CrossFADER all the way to the left Deck A Click on the Cue button of Deck B You should hear the track playing on Deck B only in your headphones while the track in Deck A Is playing over your speakers You can find more and de tailed descriptions about the TRAKTOR software in your TRAKTOR product s user manual AUDIO
35. ore of these details Click on the ABouT Screen to close It 2 Control Panel Click on the ControL PANEL button to open the Control PANEL The ConTROL PANEL IS explained in detail in chapter 7 2 Understanding the Control Panel 3 USB Connection Monitor This s a status LED showing you whether the AUDIO 4 DJ is connected to your computer or not To change any settings the AUDIO 4 DJ must be connected to your computer via USB 2 0 1 AUDIO 4 DJ Logo 2 Control Panel 3 USB Connection Monitor 4 NI Logo 9 Info Window 6 Input Mode Selector 7 Input Gain Selector AUDIO 4 DJ 25 gt The USB Connection Monitor LED is black if the AUDIO 4 DJ is not connected to your computer gt The USB Connection Monitor LED is lit green if the AUDIO 4 DJ is connected to your computer 4 NI Logo Click on the NI logo to open the ABouT Screen The ABouT Screen displays the driver ver sion number the firmware version number the settings tool version number as well as the credits In case of a support inquiry you may be asked for one or more of these details Click on the ABouT Screen to close it 9 Info Window The Info Winpow displays helpful information about the different settings and features Hover over one of the features and you will see a description of the respective setting or feature 6 Input Mode Selector The Input Mode Selector lets you adapt input channel A and B to different signal sources
36. ormance of a Macintosh computer 11 2 1 Log off additional users If you have set up multiple user accounts on your computer make sure your user account is the only one logged in by logging off any additional users 11 2 2 Turn off the screen saver Pm Open System Preferences gt Energy Saver Click on Show Details to display the energy saver details Click on Sleep Set the slider for Put the computer to sleep when inactive to Never Vv vyv Set the slider for Put the display to sleep when inactive to Never 11 2 3 Do NOT put hard drive s to sleep Pm Open System Preferences gt Energy Saver Click on Show Details to display the energy saver details Click on Sleep Pm Uncheck Put the hard disk s to sleep when possible 11 2 4 Make the desktop static Pm Open System Preferences gt Desktop amp Screen Saver gt Choose the Desktop tab gt Choose an image for your background gt Unselect Change Picture AUDIO 4 DJ 50 11 2 5 Lock the Dock Pm Open System Preferences gt Dock gt Drop down the menu next to Minimizing Using and select Scale Effect gt Unselect Animate opening applications and Automatically hide and show the Dock 11 2 6 Dismantle Dashboard 10 4 Tiger and above search the internet for OS X Dashboard kill applications There are several to choose from some are simple applications that you double click to stop and start the Dashboard ot
37. ow CPU usage USB Buffersize Audio Buffersize Butter Format Sample Rate 44100 Hr Ready connected AUDIO 4 DJ 27 1 2 2 Soundcard Latency Settings Any signal going into the computer has to go through two buffers once through the USB bus and once through the ASIO driver On every path latency is created Pm Presets Select a preset that has already preconfigured values for the USB and the Aup o BUFFER Size Choosing User defined Settings allows you to choose an USB BUFFER Size independently from the Aupio BUFFER SIZE gt USB Buffer Size If you have chosen User defined Settings you can choose here an USB Burrer Size value Available values are 1 2 3 4 8 and 16 ms Pm Aupio Burrer Size If you have chosen User defined Settings you can choose here and Small USB and Audio Buffer Aupio Burrer Size value The values depend on the chosen USB Burrer Size value If settings stress your computer you have chosen a high USB Buffer Size the lower Aupio Burrer Size values are not Ones eae ae las in chapter available If you have chosen the lowest USB Burrer Size value 1 ms all options are nme aim available 2 3 4 5 6 7 8 9 10 12 16 32 and 64 ms gt Click on OK to confirm your changes and to close the ConTRoL PANEL 1 2 3 Buffer Format In this area of the ConTroL PANEL you can select the sample rate that the AUDIO 4 DJ handles audio streams at The value selected here always applies to all audio input and
38. rary Startupltems NIUSBAudioDaemon H You cannot install the AUDIO 4 DJ on a USB 1 1 port a USB 2 0 port is required Please always refer to the Readme file on the installation CD as it contains last minute information that may not be available in the printed manual AUDIO 4 DJ 14 4 2 Installation of the Settings Tool This section describes the installation and the uninstall process of the Settings Tool Information on how to use the Settings Tool can be found in chapter 7 1 Understanding the Settings Tool 4 2 1 Installing the Settings Tool on Windows This section describes the installation and the uninstall process of the Settings Tool on a Windows PC Installing the Settings Tool The Settings Tool will be installed along with the driver of the AUDIO 4 DJ Please follow the instructions on installing the AUDIO 4 DJ driver given in chapter 4 1 1 Installing the AUDIO 4 DJ Drivers on Windows There is no interaction required Uninstalling the Settings Tool The Settings Tool can be uninstalled along with the driver of the AUDIO 4 DJ Please follow the instructions on uninstalling the AUDIO 4 DJ driver given in chapter 4 1 1 Installing the AUDIO 4 DJ Drivers on Windows There Is no interaction required 4 2 2 Installing the Settings Tool on Mac OS X This section describes the installation and the uninstall process of the Settings Tool on a Macintosh computer Installing the Settings Tool The S
39. re lifting the ground to find out if ground lifting is supported on your device On laptops low quality power supplies often lead to ground loop noise Run your lap top on Its battery only to see if the ground loop disappears In case the ground loop disappears you need to lift the ground on your laptop Contact the manufacturer of your laptop before lifting the ground to find out If ground lifting is supported on your device On desktop computers the computer monitor screen might cause the ground loop Turn your monitor off and disconnect its power supply while you hear the ground loop In case the ground loop disappears you need to lift the ground on your monitor Contact the manufacturer of your monitor before lifting the ground to find out if ground lifting is Supported on your device AUDIO 4 DJ 41 10 4 2 Break the loop with a DI box AUDIO 4 DJ only If you cannot fix the ground noise problem by disconnecting equipment you still have the possibility of using a DI direct input box after the AUDIO 4 DJ outputs Most of these boxes have a ground lift switch on them This can be used to break the ground loop and eliminate the noise 10 5 What is Latency As with any digital device including hardware signal processors that converts audio to data and back again a computer adds a certain amount of delay latency when processing audio signals Fortunately with today s computers and low latency sound card drivers this
40. s If you experience any hearing problems or ringing in the ears consult a hearing specialist immediately gt The AUDIO 4 DJ hardware is powered via USB Operation can be guaranteed only as a single device with a USB 2 controller or with a self powered USB 2 0 hub 2 2 Caution gt Before connecting the AUDIO 4 DJ hardware to other electronic components turn off the power for all devices Before powering your system up or down set all volume levels to minimum Gradually raise the volume controls while playing your instruments to set the desired listening level AUDIO 4 DJ 5 gt Do not place the AUDIO 4 DJ hardware in an unstable position where it might acci dentally fall to the ground gt Before moving the AUDIO 4 DJ hardware remove all connected cables gt Never subject the unit to extreme temperatures e g direct sunlight in an enclosed ve hicle or near a heat source or high levels of vibration gt Do not use excessive force on the buttons knobs switches or connectors gt When cleaning the AUDIO 4 DJ hardware use a soft dry cloth Do not use paint thin ner solvents cleaning fluids or chemically impregnated wiping cloths 2 3 Important Notes gt Disclaimer NATIVE INSTRUMENTS GmbH cannot be held responsible for damage or data loss caused by improper use of or modification to the AUDIO 4 DJ hardware or software It is your responsibility to back up data you don t want to lose gt Specification
41. s from the audio signal AUDIO 4 DJ 20 6 3 Status LEDs Phan an AUDIO 4 DJ 1 CHANNEL A and CHANNEL B These LEDs provide information about the AUDIO 4 DJ s audio inputs and outputs they light up green to indicate that an audio signal is present If the input signal is too loud and causes clipping the LEDs turn red 2 USB When the AUDIO 4 DJ is connected this LED is lit green If the USB status LED remains black although you have connected the AUDIO 4 DJ to your computer please refer to chapter 10 Troubleshooting in this manual 1 CHANNEL A and CHANNEL B 2 USB 3 INPUT MODE Channel A and Channel B AUDIO 4 DJ 21 3 INPUT MODE Channel A and Channel B Colored LEDs help you to identify the currently selected Input Mode Select one of the following Input Modes in the Audio 4 DJ Settings Tool as explained in chapter 1 2 gt Line Mode applicable to line level audio sources like CD DVD Players Keyboards or other audio interfaces Phono Mode applicable for turntables 6 4 AUDIO 4 DJ Technical Specifications GENERAL INTERFACE SPECIFICATIONS wera om 4 Tann a m conga met S820 era OO iene zen nn AUDIO 4 DJ 22 INPUT SPECIFICATIONS Cross Talk 8 7 dBu 8 7 dBu 1 MOhm unbalanced 47 kOhm unbalanced Full Scale Level 11 9 dBu 29 dBu max gain THD N 0 009 0 062 100 dBA weighed gt 91 dBA weighted Frequency Response 10 40 kHz 10 40 kHz
42. s subject to change The information contained in this manual is believed to be correct at the time of printing However NATIVE INSTRUMENTS reserves the right to make changes to the specifications of software and hardware at any time without notice or obligation to update existing units gt Nameplate location The nameplate is located on the bottom of the AUDIO 4 DJ hard ware and lists the Production ID gt Disposal notice Should this product become damaged beyond repair or for some other reason come to the end of Its useful life please observe all regulations of your country that relate to the disposal of electronic products gt Copyright NATIVE INSTRUMENTS GmbH 2008 All rights reserved This publica tion may not be reproduced in whole or in part summarized transmitted transcribed stored in a retrieval system or translated into any language in any form or by any means without the prior written permission of NATIVE INSTRUMENTS GmbH gt All product and company names are trademarks or registered trademarks of their re Spective owners AUDIO 4 DJ 6 3 System requirements For latest system requirements compatibility and support of the latest operating systems please see our website at www native instruments com audio4d AUDIO 4 DJ 7 A Installation This chapter explains how to connect the AUDIO 4 DJ hardware to your computer and how to install the drivers and software required to use It 4 1 Installatio
43. ts tab gt Choose Adjust for best performance 11 1 3 Turn off desktop background image gt Right Ctrl Click Desktop gt Properties gt Desktop gt At the top of the list under Background choose None AUDIO 4 DJ 48 11 1 4 Disable screen saver gt Right Ctril Click Desktop gt Properties gt Screen Saver tab gt Drop down the screen saver menu and choose None 11 1 5 Disable Fast User Switching gt Choose Start gt Settings gt Control Panel gt User Accounts Pm Click on Change the Way Users log On or Off and unselect Use Fast User Switching 11 1 6 Switch off Power Schemes gt Choose Start gt Control Panel gt Power Options gt Set Power Schemes to Always On gt Drop down the menu for Turn off Monitor and select Never gt Drop down the menu for Turn off hard discs and select Never 11 1 7 Turn off Hibernation gt Open Start gt Control Panel and double click Power OPTIONS Choose the Hibernate tab and unselect Enable Hibernation 11 1 8 Disable system sounds gt Open Start gt Control Panel and double click Sounds and Audio Devices gt Choose the Sounds tab gt Drop down the sound scheme menu and select None 11 1 9 Disable System Restore gt Open Start gt Control Panel gt System Pm Click on the System Restore tab gt Select Turn off System Restore on all Drives AUDIO 4 DJ 49 11 2 Macintosh Optimization This chapter collects tips for tweaking the perf
44. want to pre listen via the opposite deck you can also utilize another channel pair for the preview deck of TRAKTOR You can find more and de tailed descriptions about the TRAKTOR software in your TRAKTOR product s user manual AUDIO 4 DJ 34 10 Troubleshooting The information provided in this chapter should help you to solve most of the problems that you may encounter while you are using the AUDIO 4 DJ USB 2 0 audio interface 10 1 Solving Hardware related Problems NATIVE INSTRUMENTS hardware products meet the highest professional standards All products are tested extensively in real life situations during the development phase However if you encounter any problems with your hardware please follow these steps for troubleshooting gt Verify that you have installed the latest driver and the latest software update Pm Check the NATIVE INSTRUMENTS website for information gt Make sure that the AUDIO 4 DJ hardware is connected to an USB 2 0 port of your computer gt Make sure you are connecting directly to an USB port of the computer and not through an USB hub gt Try another USB cable gt Disconnect any other USB devices from the computer except keyboard mouse gt Try using any other USB ports on your computer If none of these tips helps please contact our Technical Support team The contact in formation is available under the following URL www native instruments com contactinfo In case the AUDIO
45. y other device such as a radio or television The reason why this noise is present at the monitor speakers input has to do with a loop in the setup of your electrical and audio cable connections Most likely this loop occurs through the ground of one or more of these cables With this in mind the following points should help to eliminate the ground loop AUDIO 4 DJ 40 10 4 1 Try to eliminate the loop gt gt As a first step always connect your devices to the same power outlet e g with a multi outlet power strip Assuming that you have connected your audio interface the next troubleshooting step is to disconnect all devices that you are not currently using but not the amplifier and or speakers This also applies to other peripheral devices you may have connected to your computer external data storage CD burners and especially radio or television cables In case the ground loop disappeared you can add the devices one after the other to see with the connection of which device it reappears Another check is to see if the amplifier or active monitors create the ground loop Monitor your audio signal trom the headphones output of the AUDIO 4 DJ via a head phone Therefore the amplifier or the active monitors need to be physically discon nected from the AUDIO 4 DJ In case the ground loop disappears you need to lift the ground on your amplifier or the active monitors Contact the manufacturer of your amplifier speakers befo
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