RedNet 3 User Guide
Contents
1. OPTICAL 1 K OUTPUTS C Cet appareil num rique de la classe B est WORD CLOCK 7 6 S PDIF K K ETHERNET OUTPUT INPUT OUTPUT INPUT RR imi BRI Dante LA AES EBU INPUTS OUTPUTS 25 pin female Dsub connector conforming to AES 59 for connecting up to 8 digital audio sources 4 AES EBU pairs to the RedNet system and also for outputting up to 8 digital audio channels 4 AES EBU pairsl See page 12 for connector detalls OPTICAL INPUTS 1 8 these are for connection to a multichannel audio source with ADAT format optical outputs The connectors are TOSLINK type Note that each connector carries eight separate audio channels at 44 1 48 kHz sample rate four at 88 2 96 kHz or two at 192 kHz OPTICAL OUTPUTS 1 8 optical TOSLINK type connectors each carrying ADAT format digital audio bitstreams with eight four or two audio channels per connector depending on sample rate as above S PDIF OUTPUT phono RCA socket carrying two channels of digital audio in S PDIF professional format S PDIF INPUT phono socket allowing connection of the S PDIF output of a digital audio device The tvvo channels connected here may be placed on the RedNet netvvork as selected in RedNet Contro2. 25 pin female Dsub AES EBU INPUTS OUTPUTS 13 1 Pin O AI W RN 10 12 13 AES EBU Ch output hot AES EBU Ch D output screen AES EBU Ch C output cold AES EBU Ch B output hot AES EBU Ch B output screen AES EBU Ch A output cold AES EBU Ch D input hot AES EBU Ch D input screen AES EBU Ch C input cold AES EBU Ch B input hot AES EBU Ch B input screen AES EBU Ch A input cold 5 O Signal Pin Signal 14 AES EBU Ch D output cold AES EBU Ch C output hot AES EBU Ch C output screen AES EBU Ch B output cold AES EBU Ch A output hot 9 AES EBU Ch A output screen 0 AES EBU Ch D input cold AES EBU Ch input hot 22 AES EBU Ch C input screen 3 AES EBU Ch B input cold AES EBU Ch A input hot 25 AES EBU Ch A input screen Os Ol N NIN NIN x CO AES EBU Ch Audio channels 1 amp 2 3 amp 4 0 amp 6 7 amp 8 Ethernet connector Connector type RJ 45 receptacle Applies to ETHERNET Pin catecore White Orange 6 oreen 5 Brow Word Clock 1 0 Ext sync Connector type 2x 75 ohm BNC sockets Applies to WORD CLOCK INPUT and OUTPUT S PDIF 1 0 Digital audio Chs 1 and 2 Connector type 2 x phono RCA sockets Applies to S PDIF INPUT and OUTPUT ADAT 1 0 Digital audio
3. Channels 1 64 Connector type TOSLINK Applies to OPTICAL INPUTS 1 8 and OUTPUTS 1 8 DS Performance Specifications AES EBU inputs AES EBU connector 8 channels with switchable SRC 25 vvay female Dsub wired to AES 59 combined 1 0 32 channels a 44 1 48 88 2 96 kHz sample rate 16 channels 192 kHz TOSLINK lightguides x 8 S PDIF input 2 channels with switchable SRC 44 1 to 192 kHz S PDIF connector Phono RCA socket AES EBU Input Sampe Rate Converters 32 to 216 kHz 0 3 dB Dynamic Range gt 138 dB 60 dBFS method THD N lt 130 dB 0 00003 0 dBFS input ADAT inputs ADAT connectors Input sample rate range Gain error AES EBU outputs AES EBU connector 8 channels sync locked to RedNet system sample rate See Inputs 32 channels a 44 1 48 88 2 96 kHz sample rate 16 channels a 192 kHz TOSLINK lightguides x 8 ADAT outputs ADAT connectors S PDIF output S PDIF connector 2 channels sync locked to RedNet system sample rate Phono RCA socket AES EBU inputs Chs 1 to 8 ADAT inputs Chs 9 to 32 AES EBU Operating Modes AES EBU mode outputs Chs 1 to 8 ADAT outputs Chs 1 to 32 7 S ADAT mode ADAT inputs Chs 1 to 32 AES EBU outputs Chs 1 to 8 ADAT outputs Chs 1 to 32 Sample rate dependent max 16 channels at 192 kHz Front Panel Indicators Green x 16 illuminate at 128 dBFS Focusrite RedNet Warranty and Servi
4. PLE RATE indication five yellow LEDs only one of these 44 1 kHz 48 kHz 88 2 kHz 96 kHz 192 kHz will be lit at a time to confirm the sample rate that the system is running at CLOCK One of five yellow LEDs will be illuminated to confirm the currently selected source of clock for the RedNet 3 unit If it is currently selected as Preferred Master in RedNet Control The clock source is selected in software from RedNet Control and the options are e AES sync is derived from Channel 1 of the AES EBU digital audio input e ADAT sync is derived from ADAT input 1 S PDIF an S PDIF digital audio signal connected at the rear panel may be used as the sync source e WORD CLOCK a dedicated word clock input is provided on the rear panel to permit RedNet 3 and the entire RedNet network to be locked to a studio master word clock source e NTERNAL synchronisation is derived from the RedNet 3 s internal clock If any of the external sync sources are selected but no valid signal is available the unit s clock source will switch automatically to internal sync The selected clock internal or external is available at a Word Clock Output connector for connection to other digital audio devices outside the RedNet network RedNet 3 Rear Panel AC ONLY 00 240V 50 60 Hz 30VA Designed in England Made in China 5 Focusrite 3 DO NOT OPEN ECTRIQUE NE PAS OUVRIR Focusrite REDNET AES EBU INPUTS OUTPUTS
5. REDNET 3 User Guide NETWORK SAMPLE RATE AES ACTIVITY ADAT ACTIVITY CLOCK HE CONNECTED mm 44 1kHz 3 4 1 8 9 16 17 24 25 32 AES mm LOCKED Mm 48kHz INPUTS mm ADAT ml aie Focusrite DIGITAL 1 0 m 96kHz OUTPUTS WORD CLOCK mm POWER mm 192kHz INTERNAL Focusrite www focusrite com FA0771 02 IMPORTANT SAFETY INSTRUCTIONS 1 Read these instructions Keep these Instructions Heed all warnings Follow all instructions Do not use this apparatus near water Clean only with dry cloth oe eo ae e Do not block any ventilation openings Install in accordance with the manufacturer s instructions 8 Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat 9 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong are provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet 10 Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the apparatus 11 Only use attachments accessories specified by the manufacturer 12 Use only with the cart stand tripod brack
6. authority granted by the FCC to use this product 2 Important This product satisfies FCC regulations when high quality shielded cables are used to connect with other equipment Failure to use high quality shielded cables or to follow the installation instructions within this manual may cause magnetic interference with appliances such as radios and televisions and void your FCC authorization to use this product in the USA 3 Note This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which the user will be required to correct the interference at his own expense For Canada To the User This Class A digital apparatus complies with Canadian ICES 003 Cet appareil num rique de la classe A est conforme a la norme NMB 003 du Canada RoHS Notice Focusrite Audio Engineering Limited has conformed where applicable to the European Union s Directive 2002 95 EC on Restrictions of Hazardous Substances RoHS as well as the following sections of California law which refer t
7. ce All Focusrite products are built to the highest standards and should provide reliable performance for many years subject to reasonable care use transportation and storage Very many of the products returned under warranty are found not to exhibit any fault at all To avoid unnecessary inconvenience to you in terms of returning the product please contact Focusrite support In the event of a Manufacturing Defect becoming evident in a product within 12 months from the date of the original purchase Focusrite will ensure that the product is repaired or replaced free of charge A Manufacturing Defect is defined as a defect in the performance of the product as described and published by Focusrite A Manufacturing Defect does not include damage caused by post purchase transportation storage or careless handling nor damage caused by misuse Whilst this warranty is provided by Focusrite the warranty obligations are fulfilled by the distributor responsible for the country in which you purchased the product In the event that you need to contact the distributor regarding a warranty Issue or an out of warranty chargeable repair please visit www focusrite com distributors The distributor will then advise you of the appropriate procedure for resolving the warranty issue n every case it will be necessary to provide a copy of the original invoice or store receipt to the distributor In the event that you are unable to provide proof of purchase di
8. ce and a PCle digital audio interface card which is installed in the system s host computer All the I O units can be considered as Out and or Break ln boxes to from the network and all are built in mains povvered 2U 19 rackmounting housings There are also three softvvare items RedNet Control see belovvl Dante Controller and Dante Virtual Soundcard USING REDNET CONTROL A virtual depiction of RedNet 3 will appear on screen in RedNet Control when a unit is included in the active system 10 11 12 13 14 15 16 ti 10 11 12 13 14 16 16 a 7 18 10 z 21 22 23 24 17 18 19 20 21 22 23 24 26 27 28 20 30 311321 INPUTS OUTPUTS 25 26 127 28 20 31 DIGITAL LO Port activity Each of the RedNet 3 s 32 inputs and 32 outputs has a virtual LED which illuminates to confirm the presence of an audio signal on that channel Note that as the maximum number of channels is reduced at higher sample rates the number of LEDs which may appear active 15 dependent on the sample rate ADAT AES SPDIF switch Setting this switch to AES SPDIF selects the source for Channels 1 to 8 to be the AES EBU input connector instead of the first ADAT TOSLINK port Channels 1 and 2 may be alternatively sourced form the S PDIF input see Tools menu below Note that Outputs 1 to 8 are always available at the AES EBU connector as well as the ADAT port Tools menu EJ six option
9. e lightning flash with arrowhead symbol within equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the appliance WARNING TO REDUCE THE RISK OF FIRE OR ELECTR C SHOCK DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE AND OBJECTS FILLED WITH LIQUIDS SUCH AS VASES SHOULD NOT BE PLACED ON THIS APPARATUS ENVIRONMENTAL DECLARATION Compliance Information Statement Declaration of Compliance procedure Product Identification Focusrite RedNet Responsible party American Music and Sound Address 4325 Executive Drive Suite 300 Southaven MS 38672 Telephone 800 431 2609 This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation For USA To the User 1 Do not modify this unit This product when installed as indicated in the instructions contained in this manual meets FCC requirements Modifications not expressly approved by Focusrite may void your
10. et or table specified by the manufacturer or sold with the apparatus When cart is used use caution when moving the cart Aze apparatus combination to avoid injury from tip over 13 Unplug this apparatus during lightning storms or when unused for long periods of time 14 Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liguid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped 15 No naked flames such as lighted candles should be placed on the apparatus The appliance coupler is used as the disconnect device the disconnect device shall remain readily operable Do not use a damaged or frayed power cord If the mains plug supplying the apparatus Incorporates a fuse then it should only be replaced with a fuse of identical or lower rupture value The apparatus shall be connected to a mains socket outlet with a protective earthing connection Laite on liitett v suojamaadoituskoskettimilla va rustettuumpistorasiaan Apparatet ma tikoples jordet stikkontakt Apparaten skall anslutas till jordat uttag RISK OF ELECTRIC SHOCK OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL CAUTION CAUTION TO REDUCE THE R SK OF ELECTRIC SHOCK DO NOT REMOVE COVER Th
11. inate Dante Controller installed with RedNet Control e Dante Virtual Soundcard token and download instructions RedNet 3 User Guide this document PDF format e RedNet System User Guide PDF format INSTALLATION GUIDE Unit connections and features RedNet 3 Front Panel AES ACTIVITY ADA ACTIVITY J CLOCK Focusrite DIGITAL 1 0 EH OUTPUTS WORD CLOCK 1 AC Power switch 2 AES ACTIVITY four green LEDs which illuminate when a valid AES EBU digital audio signal is present at the corresponding AES EBU input A further set of four indicates the presence of a signal at each of the AES EBU outputs Note that the numbering is in pairs as one AES EBU signal input or output corresponds to two audio channels 3 ADAT ACTIVITY two sets of four green LEDs which illuminate when a valid digital audio signal in ADAT format is present at the corresponding input or output TOSLINK port Note that as one port input or output can carry 8 channels of audio at a sample rate of 44 1 or 48 kHz but correspondingly less at higher sample rates the number of LEDs which will be active is dependent both on the number of ports In use and the sample rate 4 NETWORK status flags two green LEDs confirming network status CONNECTED illuminates when the unit is connected to an active Ethernet network e LOCKED illuminates when a valid clock sync Is received via the network or an external Source 5 SAM
12. l The S PDIF signal connected here may also be used as the unit s sync source WORD CLOCK INPUT a BNC socket for the connection of a dedicated word clock sync signal typically derived from a studio master clock source used to sync all the interconnected digital audio units in the system WORD CLOCK OUTPUT a BNC socket from which a word clock signal may be obtained for connection to other digital audio devices outside the RedNet network The clock signal available here will be derived from the source selected in software and confirmed on the RedNet 3 s front panel by LED ETHERNET RJ45 network socket Use a standard computer network cable to connect this socket to a local Ethernet switch to connect the RedNet 3 to the RedNet network The socket has integral LEDs which illuminate to indicate connection to an active network port and network activity See page 13 for connector details AC mains inlet standard IEC receptacle for connection of AC mains RedNet 3hasa Universal PSU enabling it to operate from any supply voltages between 100 V and 240 V Physical Characteristics RedNet 3 s dimensions are shown in the diagram below 247 5mm 9 74 Un tl qu d m n VA d Si 76 2mm 3 Huk RedNet 3 requires 2U of vertical rackspace and at least 350 mm of rack depth to allow for cables RedNet 3 weighs 4 34 kg and for installations in a fixed environmen
13. l audio networking system designed specifically for music recording studio and broadcast applications t is based on Audinate s Dante a well established audio networking technology known for its extreme robustness Dante and the RedNet system is capable of transporting up to 512 channels of bidirectional audio at 48 kHz sample rate over a single Gigabit Ethernet link The number of channels available in your DAW will depend on the host method being used Red Net 3 provides up to 64 channels of digital 1 0 32 inputs 32 outputs in ADAT format The ADAT connectivity consists of eight optical inputs and eight optical outputs ADAT Inputs 1 to 4 and Outputs 1 to 4 can each carry 8 audio channels at 44 1 or 48 kHz Outputs 5 to 8 duplicate the lower numbered ports at these sample rates At higher sample rates Inputs 5 to 8 and Outputs 5 to 8 are used for the higher numbered channels and the per port channel count is reduced from 8 to 4 fat 96 kHz or to 2 at 192 kHz The AES EBU 1 0 makes Input and Output channels 1 to 8 available on a 25 pin Dsub connector in addition to the ADAT format at the optical ports Sample Rate Conversion SRC is available on the AES EBU inputs this may be selected from RedNet Control Note that the AES EBU digital format encodes audio channels in pairs RedNet 3 is also provided with an S PDIF input and an S PDIF output these carry Channels 1 and 2 Sample Rate Converters SRCsl are fitted to the S PDIF inpu
14. o RoHS namely sections 25214 10 25214 10 2 and 58012 Health and Safety Code Section 42475 2 Public Resources Code TABLE OF CONTENTS IMPORTANT SAFETY INSTRUCTIONS AAA 2 INTRODUCTION ss cutis aba Palm sea bulara ab ie 5 ABOUt TS User GUE dorado ada ol ah he da a dd aa re del 6 DO CHLOE as ae 6 INSTALLATION GUIDE 0 22 apar o m ra b d n 7 Unit Connections and Features sorcerer o y a a A AAA oba 7 Red NEGUS Front Rane A Pa A ee os 7 Red NeU hear Panel c m a 8 SUT IHE Tan o e e ta a cio 10 POWER Requirements ppal ia 10 OTHER REDNET SYSTEM COMPONENTS 11 USING REDNET CONTROL oya ay ideas 11 sebeb Di oo Sc 12 s o 65T e tael TTT 12 Performance Specifications ula da a an Bal aa dud di daa 14 Focusrite RedNet Warranty and Service 15 Registering Your Produ as o s a aaa ARADA R aaa Aaa 16 Customer Support and UnitServicing 16 i oz eie o tun ean xen Siok eae ead E eb eee din es Sate ees 16 INTRODUCTION Thank you for purchasing this Focusrite RedNet 3 Focusrite RedNet 3 is a multichannel bidirectional digital audio interface for use with a RedNet digital audio networking system RedNet is a powerful low latency digita
15. rectly then you should contact the reseller from whom you purchased the product and attempt to obtain proof of purchase from them Please do note that if you purchase a Focusrite product outside your country of residence or business you will not be entitled to ask your local Focusrite distributor to honour this limited warranty although you may request an out of warranty chargeable repair This limited warranty is offered solely to products purchased from an Authorised Focusrite Reseller defined as a reseller which has purchased the product directly from Focusrite Audio Engineering Limited in the UK or one of its Authorised Distributors outside the UK This Warranty is in addition to your statutory rights in the country of purchase 15 Registering your product For technical support please register your product at www focusrite com register Customer Support and Unit Servicing You can contact Focusrite Customer Support at Email supportteam dfocusrite com Phone UK 44 0 1494 462246 Phone USA 1 310 322 5500 Troubleshooting If you are experiencing problems with your RedNet 3 we recommend that in the first instance you visit our Support Answerbase at www focusrite com answerbase 16
16. s are offered e Clock Source lets the user select the source of clock sync The options available are e Internal sync is derived from RedNet 3 s own internal clock ADAT sync is derived from ADAT input 1 e Word Clock select this when using an external master clock or when RedNet 3 is to be locked to some other piece of digital audio equipment outside the RedNet network e AES sync is derived from AES EBU input signal Channel 1 e S PDIF sync is derived from the S PDIF input signal e AES SRC Sample Rate Conversion is available on each of the four AES EBU inputs and the S PDIF input Users may select which input s have SRC enabled the source set in the Clock Source menu above will be the target clock for the SRC e Word Clock Termination when set applies a 75 ohm termination to the Word Clock In connector This termination should be enabled unless units are connected using T Piece connectors e S PDIF On enabling this option sets Input Channels 1 and 2 to be sourced from the S PDIF input instead of the AES EBU input Note that the on screen ADAT AES SPDIF switch must be set to AES SPDIF for this option to function e Preferred Master allows the user to set the unit to be the system master clock source RedNet 3 must be set as preferred master when using an external clock source 11 APPENDIX Connector pinouts ES EBU diqital audio input output connector A Connector type A 12 pplies to
17. t Word Clock Input and Word Clock Output connectors permit RedNet 3 to be either a master or slave to other digital audio devices outside the RedNet network The front panel has LEDs confirming the unit s network status sample rate and sync source together with data activity for each group of eight digital inputs and outputs About this User Guide This User Guide applies only to the RedNet 3 digital interface It provides information about installing a RedNet 3 and how to connect it into your studio system You will also find a copy of the RedNet System User Guide included with the unit This Guide provides a detailed explanation of the RedNet system concept to help you achieve a thorough understanding of Its capabilities We recommend that all users including those already experienced in digital audio networking take the time to read through the System User Guide so that you are fully aware of all the possibilities that RedNet and its software has to offer If either User Guide does not provide the information you need be sure to consult www focusrite com rednet which contains a comprehensive collection of common technical support queries Box Contents RedNet 3 unit RedNet 3 User Guide this manual RedNet System User Guide 2m Cat Ethernet cable AC mains cable e Product registration card with Bundle Code Registration gives access to e RedNet Control e RedNet drivers installed with RedNet Control Aud
18. t e g a studio the front panel mounting screws will provide adequate support If the units are to be used in a mobile situation e g flight cased for touring etc consideration should be given to using side support rails within the rack RedNet 3 generates no significant heat and Is cooled by natural convection We recommend that the unit should not be used in locations where the ambient temperature is greater than 30 C Ventilation is via slots in the enclosure at both sides Do not mount RedNet 3 immediately above any other equipment which generates significant heat for example a power amplifier Also ensure that when mounted in a rack the side vents are not obstructed Power requirements RedNet 3 is mains powered It incorporates a Universal power supply which can operate on any AC mains voltage from 100 V to 240 V The AC connection is made via a standard 3 pin IEC connector on the rear panel A mating IEC cable is supplied with the unit which should be terminated with a mains plug of the correct type for your country The maximum rated AC power consumption of RedNet 3 is 30 VA components of any type Please refer all servicing issues to the Customer Support Team Please note that there are no user replaceable fuses in RedNet 3 or other user replaceable see Customer Support and Unit Servicing on page 16 10 OTHER REDNET SYSTEM COMPONENTS The RedNet hardvvare range includes various types of 1 0 interfa
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