User Manual - Lynx Studio Technology, Inc.
Contents
1. MAD User Manual Please Note The LT MADI requires your Aurora converter to have Firmware Version 24 or later Any Aurora shipped from Lynx Studio Technology prior to September 9th 2009 will have previous firmware installed in it For information about updating the Aurora s firmware to a compatible revision see Section 3 3 Operation Requirements Lynx Studio Technology Inc www lynxstudio com support lynxstudio com LT NUADJI User Manual Table of Contents MEIST M 1 Acc orseson E E EE E E 1 3 Before Yo cec sehen sees ecco tel seca Eiri 2 3 1 CONES M aE 2 32 Optional Quip mie eit Po 2 3 3 Operation Requirements 5 lt sccstcisecaceassesgatenenradeasoniatavaeanieatennea eens 2 4 Nomenclature used m this manual eeeeseseeseesressessessrseresresstssresressetsresrenserstesreesreseseresreeee 3 5 Warranty Registration sssisisisciiiansisiisiiesisri sinisi asses aak ESEN E iS na ESSE adC Eaa i iiai 3 5 1 Locating the Serial Number of Your LT MADI eee 3 6 Tnstallation PEOC SOS PS 4 7 External Sonia ER 10 7 1 MADI 56 64 Ch nel ModeS sissreiireiiiiiiassassina ik aaia 10 da ETMADI 16 32 chanmel Modes rossian a bias 12 7 2 1 MA MARINE nte e IRE EE 12 7 2 2 32 chann l mode PN 12 7 2 3 Switching and verifying mode seesseeeseseesesseesresrersersresrerst2. 32 channel mode provides access to all AES EBU and ANALOG channels on the Aurora simultaneously and independently 72 1 16 channel mode In 16 channel mode the LT MADI extracts 16 audio channels from the incoming MADI stream and sends them to the Analog and AES outputs simultaneously The signals are mirrored so that signals delivered to Analog Output 1 would also be sent to AES Output 1 For the outgoing MADI Stream the LT MADI card can be set to route audio from the Analog inputs OR the AES inputs but not both at the same time Selecting Digital Inputs or Analog Inputs is done with SW4 switch on the LT MADI card See below SWA Selection when in 16 channel mode SWITCH Back of Aurora ON C amp K SDA04 OFF DIGITAL INPUT i Ll Ll E 1 2 3 4 Back of Aurora ON C amp K SDA04 ON ANALOG INPUT i Ll g E 1 2 3 4 The Analog Digital selection is global You cannot for instance send 8 channels from the Analog inputs and 8 channels from the AES inputs to the MADI outputs Note this switch is only applicable for an Aurora 16 set to 16 channel mode and is not pertinent for use with an Aurora 8 or an Aurora 16 set to 32 channel mode 7 2 2 32 channel mode In 32 channel mode and device ID 0 the LT MADI is capable of routing 32 audio channels from the incoming MADI stream and sending channels 1 16 to the Aurora Analog outputs and channels 17 32 to the AES outputs Similarly the signals f
3. OF recipients of wordclock distribution In a simple system i e one Aurora sucsource and a MADI source destination it is still ideal to use Word Clock sync between the Aurora and the other MADI device s as a means to reduce jitter system wide EXT 2 External Divided by 2 Used if the word clock is half the rate of the desired sample rate which would be more typical in legacy systems INT ext C AESA SYNC SOURCE AES A Port A Digital Input NT pq Word Clock recovered from the Port A digital input or AES channels 1 4 gt on an Aurora 8 In a MADI based system this would be an unusual Sync ae Source It could be a solution when the Aurora is used with a MADI device sncsource that does not have wordclock sync options but does have AES EBU ports in order to avoid some of the issues with clocking via MADI connections T AES B Port B Digital Input gt o Word Clock recovered from the Port B digital input like above On an go Aurora 8 this would be signals from AES inputs 5 8 SYNC SOURCE LSLOT Sample clock derived from the incoming MADI signal There are some specific issues to be aware of when clocking via MADI Clock signals derived from a MADI stream contain high levels of jitter because the clock rate for MADI I O is asynchronous with the sample rate Thankfully the Aurora was designed with Lynx s SynchroLock technology x specifically to correct for jitter in incoming signals It is capable
4. any time without prior notice Lynx Studio Technology Aurora and the Aurora Logo are trademarks of Lynx Studio Technology Inc All other product or company names are the trademarks or registered trademarks of their respective owners LT MADI M User Manual October 14 2009 Copyright 1998 2009 Lynx Studio Technology Inc All rights reserved Page 29
5. cord and take the top off of the Aurora 16 or Aurora 8 There are seven large screws plus one small screw near the center of the front faceplate 2 Before installing the LT MADI card slide switch 4 labeled W4 on PCB of SW1 to the OFF position towards back panel M3 PROG CPLG JTAG 4 STAG LSEOT BYPASS 2 PROG CONFIG PROM L3 13 17 2 PROG CONFIG PROM If you are updating an older Aurora that has jumper pins at JP6 instead of the W4 switches please call Lynx Technical Support for instructions 3 Remove the LSlot Expansion Port cover above the AES I O Ports by removing the two mounting screws Set these two screws aside as they will be used to secure the LT MADI after installation AES I O 1 8 PORT A Page 4 4 Remove the screw from the Aurora circuit board that is adjacent to the JP1 connector and the white serial number barcode label Set the screw aside for reuse LEAT T S N 5005400147 o q c O r4 2 x x gt TODODOTOHODOOLOOD LSTREAM s sS 9 ov 0 95349 x Install the standoff post included with the LT MADI in this same hole NU N t e CO wz LO e e LO Z o LYNX AURORA16 LSTREAM S 9 9 0 0534 Page 5 Grounding yourself to the earth ground remove the LT MADI from its protective static bag Set the appropriate dip switches on the LT MADI These settings are specific to the context of use so it is strongly encouraged to read th
6. inputs 17 32 would route to Aurora Digital outputs 1 16 In 16 channel mode if the LT MADI card is set to ANALOG then signals sent to the 16 MADI inputs will be routed to the Aurora s Analog outputs and signals sent to the Aurora s Digital inputs will not Conversely if the LT MADI card is set to DIGITAL then signals sent to the 16 Digital inputs will be routed to the MADI outputs and signals sent to the Analog inputs will not With an Aurora 8 MADI inputs 1 8 will be sent to the Aurora s Analog outputs and MADI inputs 9 16 will be sent to the Aurora s Digital outputs The following chart will detail global LT MADI Input routing with the various configurations of an Aurora 8 or Aurora 16 16 32 Digital or MADI MADI MADI MADI Unit channel Analog Inputs 1 8 Inputs 9 16 Inputs 17 Inputs 25 mode mode Route to Route to 24 Route to 32 Route to 32 Channel Analog Analog Digital Out Digital Out Awtora 10 Mode WA Out 1 8 Out 9 16 1 8 9 16 16 Channel SW4 switch Analog Analog AMOR IO Mode eokualos Owa Oui 9 16 Ne aa 16 Channel SW4 switch Digital Digital Aurora 16 Mode Digital Outl 8 Out9 16 Ne NES Analog Digital Aurora 8 N A N A Out 1 8 Out 1 8 N A N A Page 22 9 1 2 2 Per Channel Routing In addition to global routing an LT MADI equipped Aurora is capable of routing MADI streams to Aurora Analog and Digital outputs on a per channel basis MADI streams can
7. is made The unit ID should also correspond to the physical position of each unit in the daisy chain For instance the output of Unit 0 should connect to the input of Unit 1 The output of Unit 1 should connect to the input of Unit 2 etc For a system that is used in different settings it is important to make note of the device IDs for each Aurora so that they are not connected in the wrong order Switch 3 toggles the delay compensation on or off Delay Compensation should be ON whenever more than one Aurora is used in a MADI daisy chain see section 7 4 2 and OFF whenever a single Aurora is used The table below will describe the pertinent switch settings SWEET cw ae UNITID SWITCH 4 Back of Aurora ON C amp K SDA04 ON ON OFF Single Aurora B H E 1 BHR LA LL o E07 SDA04 ON ON ON Device 0 E L OFF ON ON Device 1 Page 15 Back of Aurora ON C amp K Bus ON OFF ON Device 2 E 8 i Ei 1 2 Back of Aurora ON C amp K SDA04 OFF OFF ON Device 3 i E E 1 2 3 4 The factory default state of these Switches is for Single Aurora operation 7 4 2 Delay Compensation Each device in a MADI chain operates a number of samples behind or ahead of the previous device due to latencies intrinsic to the transportation of MADI data through the daisy chain Normally the result of this disparity would be that stream
8. of the biggest differences between the two connection types is maximum cable length Cable runs of up to 2000 meters are possible with the fiber optic connection whereas coaxial has a maximum cable length of 100 meters Two types of glass fiber optic cables can be used e Cables with an internal diameter of 50 um and an external diameter of 125 um are typically orange and referred to as 50 125 Network Cables e Cables with an internal diameter of 62 5 um and an external diameter of 125 um are typically blue and referred to as 62 5 125 Network Cables Signals passing to the LT MADI outputs are mirrored to both the coaxial and fiber optic ports Potentially both can be connected at the same time in cases where it is useful to have duplicate streams sent to different devices for recording or monitoring For MADI input signals the hardware supports only using either the optical or coaxial ports but not both simultaneously The MADI receiver auto detects which connection has a valid MADI signal and selects that as the default input port If both connections contain a valid MADI signal then priority is given to the fiber optic port Tips LEDI being ON indicates that there is a valid MADI signal on an input port otherwise if the incoming MADI signal is invalid LED1 will blink LED2 being ON indicates that both MADI output ports are enabled and are passing MADI data 7 4 Configuring Multiple Auroras The LT MADI was designed so that up t
9. 9 9 9 9 LJ 9 9 L 9 9 d 1 i A 1 A A 1 1 1 a A i A 1 u 2 u E 2 2 2 Ej EJ 3 3 3 3 3 3 3 3 3 3 3 3 3 3 4 d E ul El EJ 4 4 4 4 4 d ka E 6 EJ 6 6 6 amp T EJ DJ LI 10 10 10 10 kiad n 1 10 10 10 10 0 EJ AE t A 2 R R A 12 i i 12 12 A R RE aL uL 4 M kia qu ta ia t 14 t4 4 H T 16 e T w We w 16 16 16 A6 d w 8 uL 18 8 Hn Ul 1e it 16 18 8 ad un 20 20 20 20 E E us v t zo 20 i 20 20 un 23 23 23 3 3 3 3 23 23 23 23 23 23 23 E ae at El 26 E E E Ll t t ze at EL E 40 40 d 40 e 4 m 4b 46 40 d d0 40 40 4 LN JIME5ENEONEETI 0S3 Ub oe am ES dm de 3 10 Trim 4dBu Trim 4dBu Trim 4dBu Trim 4dBu Source Source B s es os od o These indicators will illuminate when three consecutive full scale samples are detected on the Aurora Analog inputs and outputs or when a summing overrun occurs on the Aurora Analog outputs The indicator will remain illuminated for 250ms L2 These meters display the instantaneous peak level of audio being sent to the Aurora Analog inputs and outputs e These buttons allow the Analog input or output trims to be set Each button allows groups of fours channels to be toggled between 4dBu the default and 10dBV This setting will only appear on the A
10. OT connector pins to line up correctly with JP1 on the Aurora mainboard Use caution to insure that the pins line up as shown Incorrect installation could damage the unit ae d B 1 pene Naik ar Sat SP aa ee tI eS oo EPPS Pees eee eeeeee Page 8 10 Secure LT MADI with three screws one on the standoff and two from the back panel of Aurora Keep screws loose until LT MADI is properly aligned then tighten snugly but do not overtighten ju lin g s ano Iowi smiala JEA y NiddI Hed San Zt0LS HB4V 2 e a e z LHOTYAdOD 5 sad BI d ONI A90 30NH231 OIOnlS XNA1 LSLOT EXPANSION PORT AES I O 1 8 PORT A 11 Reinstall the Aurora lid using the eight screws that had been removed Do not over tighten the small screw near the center of the front faceplate as it is easily damaged 12 Plug in and power up the Aurora using the front panel standby switch You can see the LT MADI from the slits in the Aurora lid If LED6 on the LT MADI lights up green then the installation was successful If LED6 does not light unplug the Aurora and re mount the LT MADI making sure that it is securely attached Then plug in and power up again If LED6 still does not light contact Lynx Customer Support 714 545 4700 extension 206 Page 9 7 Extemal Connections op MAD orent MADI Multichannel Audio Digital Interface also known as AES10 is an AES approved digital audio standard Originally conce
11. RMA number so you can send the unit in for repair Units received without a valid RMA number will be refused All RMA numbers are valid for 30 days from the date of issue Page 28 13 Wananty Information One year Free Labor One year Parts Exchange This product must be returned to the factory for repair Who Is Covered You must have proof of purchase to receive warranty service A sales receipt or other document showing when and where you purchased the product is considered proof of purchase This warranty is enforceable only by the original retail purchaser To be protected by this warranty the purchaser must complete and return the enclosed warranty card or register online within 14 days of purchase What Is Covered Warranty coverage beings the day you buy your product For one year thereafter Lynx shall at its sole and absolute option either repair or replace free of charge any product that proves to be defective on inspection by Lynx or its authorized service representative In all cases disputes concerning this warranty shall be resolved as prescribed by law All parts including repaired and replaced parts are covered only for the original warranty period When the warranty on the product expires the warranty on all replaced and repaired parts also expires What Is Excluded You warranty does not cover e Labor charges for installation or setup of the product e Product repair and or part replacement because of misuse accid
12. also be duplicated across multiple Aurora outputs For instance MADI input 1 and 2 can be routed to Analog outputs 7 and 8 while MADI inputs 3 and 4 can be routed to Analog outputs 5 and 6 AND Digital out 1 and 2 at the same time Per channel routing can only be initiated from the Aurora Remote Control software The Aurora Remote Control ARC application allows control of Aurora parameters from a convenient software interface It also provides accurate real time metering for the Analog and Digital inputs and outputs The ARC software can operate on an OSX or Windows PC computer via a Lynx AES16 audio interface or MIDI The software is available on the Lynx Installation CD or can be downloaded from www lynxstudio com gt Support gt Downloads 9 1 2 2 1 Aurora Remote Control Software The Aurora Remote Control ARC application allows control of Aurora parameters from a convenient software interface It also provides accurate real time metering for the Analog and Digital inputs and outputs After installation the ARC can be run from the Lynx Studio Technology program group on a Windows machine or from Applications on an OSX installation The Aurora Remote Control Application allows the user to control output levels route inputs to outputs change parameters and view accurate meters for inputs and outputs on a connected Aurora Most parameter changes will be reflected both on the Aurora front panel and within the software app
13. annel mode For an explanation of 16 and 32 channel mode see Section 9 1 1 MADI Output Routing The SW4 determines whether the Aurora s ANALOG or DIGITAL Inputs will route to the 16 channel MADI stream For more information see Section 9 1 1 2 Aurora 16 in 16 channel mode SWA Selection when in 16 channel mode SWITCH lt Back of Aurora ON C amp K SDA04 OFF DIGITAL INPUT ii Ll T E 1 2 3 4 Back of Aurora ON C amp K SDA04 ON ANALOG INPUT i Ll i a 1 2 3 4 Page 7 8 Set the JP2 jumper for the MADI 56 or 64 channel modes MADI devices can utilize 56 channel operation or 64 channel operation The LT MADI inputs auto detect the appropriate mode but the outputs must be configured to work correctly with MADI devices receiving streams from the LT MADI outputs It is crucial to consult the documentation for your MADI equipment to determine which mode is appropriate See MADI 56 64 Channel Modes 64 channel mode is the LT MADI default state 9 Attach the multi pin connector on the back edge of the LT MADI to the LSLOT connector JP1 on the Aurora mainboard The LT MADI LSLOT connector has a protective sheath to insure that the pins line up correctly with the Aurora LSLOT receptacle When the LT MADI connector pins appear to be lined up correctly with the Aurora LSLOT connector press gently until the connector snaps into place In some cases the board may need to be gently flexed for the LSL
14. ation Requirements The LT MADI requires your Aurora converter to have Firmware Version 24 or above This should be verified prior to installing and configuring the LT MADI card To determine what firmware revision your Aurora has press the TRIM and POWER buttons at the same time with the power to the Aurora off If the LED flashes over the numbers 2 amp 4 or above i e 2 amp 5 3 amp 1 etc then your unit is compatible with the LT MADI If pressing Power and Trim does not cause any LEDs to flash or causes a single number to flash then your unit needs to be updated The Aurora firmware can be updated by a Windows PC or OSX Macintosh with a Lynx AES16 PCI audio interface installed or via MIDI note firmware revision 13 or above is required for MIDI programming The Aurora firmware updater program is available for download from the Lynx website at Support gt Downloads If your unit requires an AES 16 to update because it has firmware revision 12 or earlier and you do not have access to one there are two options for customers within the USA and Canada e Option 1 Send the Aurora and LT MADI to Lynx Studio Technology in California We will update the Aurora install the LT MADI and do a full diagnostic test within one day of receipt It will be return shipped via 2 Day Air e Option 2 Lynx Studio Technology will loan you an AES16 for updating the firmware in your Aurora For more information on the procedure and any questions contac
15. be determined by putting the Aurora into demo mode This is done by pressing down the TRIM and POWER buttons at the same time with the power to the Aurora off This will cause the Aurora LEDs to flash sequentially from left to right In addition to this if the three LEDs around the TO ANALOG OUT button flash together repeatedly then the Aurora is in 32 channel mode If they do not then it is in 16 channel mode 7 24 Whataboutan Aur 8 There is no equivalent mode option for an Aurora 8 An Aurora 8 will always operate in 16 channel mode where the analog and digital inputs and outputs are independent With an Aurora 8 the LT MADI extracts 16 audio channels from the MADI inputs and routes channels 1 8 to the Analog Outputs and channels 9 16 to the AES outputs Similarly the signals from the Analog inputs are routed to MADI outputs 1 8 signals from the AES Inputs are routed to MADI outputs 9 16 Page 13 7 3 Connector Types MADI is typically carried on one of two connector and cable types and both are supported by the LT MADI card The older original method is coaxial cable with BNC connectors The LT MADI requires 75 Ohm coaxial cable Cables of this sort are inexpensive and easily procurable The alternative more typical with newer MADI devices uses SC Type Optical connections with network fiber optic cables There are a number of benefits to this connection type including markedly less jitter on the digital signal One
16. cket mounted BNC connectors 2 Bracket mounted fiber optic SC connectors Other LSlot expansion header to Aurora SUPPORTED CABLE TYPES Coaxial 75 Ohm with BNC connectors Fiber Optic 50 125 or 62 5 125 network cables with SC Type optical connectors GENERAL Host Interface Lynx proprietary LSlot Interface 400 Mbps bi directional Requirements Aurora 16 Aurora 8 with Firmware Revision 24 or higher and available LSlot expansion slot Size 3 0 H X 5 0 W X 0 75 D EMI FCC and CE Certifications Shipping Weight 1 pound Page 27 We are devoted to making your experience with the LT MADI trouble free and productive If the operational sections of this manual did not help resolve your questions several support options are available to you 12 1 Lynx Website Support Resources Logging on to http www lynxstudio com support html will provide several options for resolving your support issues Support Ticket For direct attention from the Lynx Technical Support Staff registered users can submit a support ticket online that details their problem and steps they ve taken to resolve it Most Support Ticket submissions are responded to within 24 hours Frequently Asked Questions An extensive catalog of FAQs derived directly from our most common tech support inquiries Our FAQ section is updated regularly and designed to allow users to find the answers to their most common questions quickly Firmware and Driv
17. d the results 9 11 MADI Output Routing MADI Output routing is hard wired and cannot be altered by the user The state of the TO ANALOG OUT and TO DIGITAL OUT buttons on the Aurora front panel have no impact on the MADI Output routing scheme Signals sent to an Aurora input analog and or digital get routed directly to a MADI output The block of MADI output channels that will be affected depends on the LT MADI s device ID whether the Aurora is operating in 16 or 32 channel mode for an Aurora 16 only and the operating sample rate 9 1 1 1 Aurora16 in 32 channel mode In 32 channel mode all 16 Analog AND all 16 AES EBU Inputs send audio streams to the MADI outputs Analog Inputs 1 16 are routed directly to MADI outputs 1 16 and Aurora Digital Inputs 1 16 are routed directly to MADI Outputs 17 32 It is important to consider the active sample rate as this has pertinence to the number of actual MADI channels available See the reference charts in section 7 4 5 Possible Combinations 9 1 1 2 Aurora 16 in 16 channel mode In 16 channel mode the Aurora 16 will pass up to 16 channels of audio to the MADI outputs If the LT MADI card is set to ANALOG then signals sent to the 16 Analog inputs will be routed to the MADI outputs and signals sent to the Aurora s Digital inputs will not Conversely if the LT MADI card is set to DIGITAL then signals sent to the 16 Digital inputs will be routed to the MADI outputs and signals sen
18. e associated sections of the manual before determining which settings are correct The following settings are configured from the Dip Switches on the LT MADI card y Wd Zt0lS HB4Vv S 3NIddi i21 LR A Poss 9 e z E f INI ASOTONHISL OLONLS XNAT Device Order These switches establish whether the Aurora is to be used as the only device in the MADI system or within a multiple Aurora configuration See Section 7 4 1 Unit ID Switch for a detailed explanation Page 6 Note that when the Aurora is the only MADI device connected switch SW3 should be OFF and switches SW1 and SW 2 should be ON this is the default state for a new LT MADI card When multiple Auroras are used each needs a unique device ID to be correctly integrated and SW3 should be ON The table below will describe the pertinent switch settings for single unit mode and any of the four device IDs SWI SW2 SW3 UNIT ID SWITCH Back of Aurora ON C amp K SDA04 ON ON OFF Single Aurora E H I DL 1 2 3 4 Back of Aurora ON C amp K SDA04 ON ON ON Device 0 t M E E 1 2 3 4 amp Back of Aurora ON C amp K SDA04 OFF ON ON Device 1 fi u p E Back of Aurora ON C amp K SDA04 ON OFF ON Device 2 OFF OFF ON Device 3 16 channel mode This is applicable to an Aurora 16 that is configured for 16 channel mode It is not applicable for an Aurora 8 or an Aurora 16 in 32 ch
19. ent unauthorized repair or other cause not within the control of Lynx e A product that requires modification or adaptation to enable it to operate in any country other than the country for which it was designed manufactured approved and or authorized or repair of products damaged by these modifications e Incidental or consequential damages result from the product damage to property damage based on inconvenience or on loss of use of the product and to the extent permitted by law damages for personal injury Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you e A product that is used for rental purposes To Get Warranty Service To obtain warranty service the purchaser must first call or email Lynx at the email address or telephone number printed in Section 12 to obtain a Return Authorization Number and instructions concerning where to return the unit for service All inquiries must be accompanied by a description of the problem All authorized returns must be sent to Lynx or an authorized Lynx repair facility postage prepaid insured and properly packaged Proof of purchase must be presented in the form of a bill of sale canceled check or some other positive proof that the product is within the warranty period Lynx reserves the right to update any unit returned for repair Lynx reserves the right to change or improve design of the product at
20. er Downloads A library of current firmware and driver files are available for download and installation Check back regularly to insure that your Aurora and LT MADI are up to date Lynx Support Forum An online Lynx users support forum provides a venue for customers to post questions and issues and receive responses from other users as well as Lynx technical administrators Searching previous posts is often an excellent way to uncover valuable information about Aurora operation and troubleshooting See http www lynxstudio com forum 12 2 Telephone Support Telephone support is available by calling 1 714 545 4700 extension 206 from 9AM to 5PM Pacific Time Monday through Friday excluding United States Holidays 12 3 Registering yourLFMADI Lynx is committed to providing you with the best service possible To help us serve you better please be sure to register your LT MADI using one of the following methods Fill out and mail the Warranty Registration Card included with your LT MADI Register on the web at http www lynxstudio com gt Support gt Register Your Products Once you are registered you will automatically receive notifications of new products and upgrades 12 4 Retum Policy If you have a unit that you suspect is defective or is malfunctioning contact Lynx technical support via one of the means described above for diagnosis If the technician determines that the unit is faulty they will issue an
21. ible to mix coaxial and optical connections types in a single MADI daisy chain However keep in mind that the optical port will be prioritized as the input connection so generally you would not want to have both optical and coaxial input connections made to the same Aurora MADI Source 74 5 Possible Combinations Since there are a variety of factors that impact the channel count and I O types in a multi Aurora system this section will help you identify what hardware and settings are necessary to achieve several common configurations Page 17 7 4 5 1 32 channels of Analog I O No AES For this configuration you will need two Aurora 16s The first Aurora in the chain should be configured as Device 0 and the second as Device 1 Only the Analog I O on the Aurora will be connected to signal sources and destinations 16 32 Active Active Active channel SWITCH Channels Channels Channels mode 44 1 48kHz 88 2 96kHz 176 4 192kHz Back of Aurora Aurora 16 16 ON C amp K SDA04 Analog Analog Analog Device Channel M NM M 0 Mode E u 3 1 16 1 16 1 16 1 2 3 4 EIC A Oa n Aurora 16 ie si ed Analog Analog Device Channel 1 16 1 16 ByPass 1 Mode 7 4 5 2 64 Channels of Analog I O No AES For this configuration you will need four Aurora 16s They should be configured in order as Devices 0 3 Only the Analog I O on the Aurora will be connected to signal sources a
22. ived for use with Digital Consoles MADI has since expanded into other audio contexts where high channel count audio transfers are required such as broadcast installations live sound video post production etc MADI is distinct from other common digital audio standards by the number of channels supported per cable connection Where other popular standards AES EBU ADAT Lightpipe TDIF carry up to 8 channels per connection MADI is capable of carrying up to 64 channels per connection MADI is a point to point interface with separate cable connections carrying input and output signals There are some variations in how MADI is implemented that are important to consider when configuring your system These options as they apply to the LT MADI card are explored below 7 1 MADI 56 64 Channel Modes Originally the MADI standard defined a maximum of 56 channels per connection at 100 Mbit s In 2001 the specification was expanded to support 64 channel operation at 125 Mbit s 64 channel operation was conceived for cases where an exact sampling frequency was to be provided as is typical with modern digital equipment MADI operates as a stream of 64 channels with connected devices occupying a particular number of channels in that stream For instance when operating in 64 channel mode up to four 16 channel devices can be plugged into this stream as long as their device IDs are unique The LT MADI card supports 56 and 64 channel operation C
23. lication Global routing can be set identically from the Aurora front panel or from the ARC application The selections available for TO ANALOG OUT and TO DIGITAL OUT are ANALOG IN AES IN and LSLOT IN Additionally these buttons can be set to Remote mode by pressing the appropriate button until the LEDs for all three choices are illuminated or by selecting Remote as the source from within the ARC Digital I O and Settings page ssSsse S t tse ae Sync Source Internal Dual Wire In ANALOG IN D ANALOG IN Sample Rate 96000 w Dual wire Out T EXU2 eynchro AESIN SynchroLack v y c AESIN eT To Analog Out Y Locked F AESA bey To Digital Qut Remote um cm cm m LSLOT IN SLOT IN o Digital Qut To LSlot Qut Digital Qut v TO DIGITAL OUT TO RCE ANALOG OUT Front Panel Meter Source Analog v In Remote routing mode the Volume faders in the ARC become active and audio signals can be routed on a per channel basis Routing and volume controls for the Analog Outputs are initiated from the Analog I O page and for the AES EBU Digital Outputs from the Digital Page 23 T O amp Settings page The Aurora is capable of two sources per output at any sample rate LSLOT sources will represent MADI signals when an LT MADI card is installed The features on the Output section of the Analog I O page are described below Oax Analog Output Meters
24. nalog I O page 0 These tabs allow monitor source groups to be selected for the Analog outputs when Remote Routing is utilized The Aurora can be set for global routing i e AES In routes to Analog Out or Remote Routing With Remote Routing up to two sources Source A Page 24 and Source B can be established for each output For these custom monitor sources to be active the TO ANALOG OUT switch on the Digital I O amp Settings page must be set to Remote In this state all three LEDs for the TO ANALOG OUT button on the Aurora front panel will be illuminated e These buttons allow individual monitor sources to be selected for each analog output when using Remote Routing Clicking a button allows selection of any Analog Digital or LSLOT input source LSLOT MADI Holding down the CTRL key while selecting a source causes the remaining channels to be set sequentially i e if you select LSLOT In 1 as the monitor source for Analog Out 1 while holding down the CTRL key LSLOT In 1 16 will be assigned to Analog Out 1 16 O These faders allow control over the output level of each monitor source when in Remote Routing mode This level attenuation occurs in the digital domain so it is recommended to leave these faders in their default maximum position in situations where the highest fidelity is required Holding down the SHIFT key on the keyboard while adjusting a fader will cause adjustment of channel pairs 9 This display reveals the amoun
25. nd destinations 16 32 Active Active Active channel SWITCH Channels Channels Channels mode 44 1 48kHz 88 2 96kHz 176 4 192kHz amp Back of Aurora Aurora 16 ON C amp K SDA04 16 Channel EE rice me me Device 0 Mode 1 2 3 4 Back of Aurora Aurora 16 ON C amp K SDAO4 16 Channel t M E er a ByPass Device 1 Mode EEE 2 3 4 lt Back of Aurora Aurora 16 ON C amp K SDA04 Analo 16 Channel mm 1 1 Ms ByPass ByPass Device 2 Mode Aurora 16 Analog 16 Channel 1 16 ByPass ByPass Device 3 Mode Page 18 7 4 5 8 For this configuration you will need two Aurora 16s They should be configured in order as Devices 0 1 All Analog I O and AES EBU on both Auroras will be connected to signal sources and destinations 32 Channels of Analog I O AND 32 Channels of Digital I O 16 32 Active Active Active channel SWITCH Channels Channels Channels mode 44 1 48kHz 88 2 96kHz 176 4 192kHz Back of Aurora iru 32 ON C amp K ERE TIT Analog Analog dudo Device Channel 1 16 1 16 E ce Mode AES 1 16 AES 1 16 T Pie 32 Analog Devi Channel 1 16 ByPass ByPass Pob Mode AES 1 16 7 4 5 4 16 Channels of AES I O No Analog For this configuration you will need one Aurora 16 that should be configured as a single unit Only the Digital I O on the Aurora will be connected to signal sources and destinations 16 32 Active Active Ac
26. nits In MADI systems where signal flow is ingoing and outgoing connected devices typically form a loop In systems where audio only travels either upstream or downstream ie either recording or playback but not both then creating a complete daisy chained loop is not necessary The graphics below detail some common scenarios to use as a configuration guide Page 16 In a system where there is a MADI device that is both the signal source and final destination connected devices form a loop with outputs connected to inputs through each device in the chain The example below shows two Aurora 16s connected to a MADI Sa cartes MADI Source MADI Out MADIIn Auroral6 MADI Out MADI In Auro i6 MADI In Device 0 MADI Out Device and Destination In the case of a system when the MADI source and destination are different devices the configuration would look like this MADI Out MADIIn Aurora 16 MADI Out MADI In Aurora 16 suas Device 0 MADI Out Device 1 MADI MADI In Destination Alternatively it is possible to have the MADI stream only move in one direction In this case it is not necessary for the MADI stream to form a complete loop The example below details a MADI system used for playback only MADI Out MADIIn Auroral MADIOut MADIm Aurora 16 Device 0 Device 1 Since signals are mirrored to the Optical and Coaxial outputs simultaneously on the LT MADI it is poss
27. o four Auroras could be daisy chained through a single MADI connection This allows great flexibility in creating a high channel count system that is simple to manage and use Any combination of Aurora 16s and or Aurora 8s can be combined to a channel maximum of 64 channels As described earlier each MADI connection carries up to 64 channels divided into 16 channel clusters Aurora I Os occupy these clusters based on several factors e Aurora Type 8 or 16 e Channel Mode 16 or 32 Pertinent to Aurora 16 only see Section 7 2 e Sample Rate 1X 44 1 48kHz 2X 88 2 96kHz or 4X 176 4 192kHz e Unit ID settings LT MADI Switches SW1 SW2 Page 14 With this number of influential factors there are a significant number of possible combinations A key element to multi Aurora configurations is correctly setting the Unit ID switch on each LT MADI card 741 UnitID Switch When multiple Auroras are daisy chained via MADI it is essential that they each occupy unique positions in the MADI stream MADI is a serial medium so devices in a MADI daisy chain will be mounted in a sequential fashion The Unit ID switch on each LT MADI card determines the order in which devices are integrated into the MADI stream The Unit ID is determined by the position of the SW1 and SW2 switch on the LT MADI card It is possible to set this switch after the card is installed although there should be no AC power to the Aurora when this modification
28. of jitter gt reduction up to 3000 1 Considering the poor jitter performance with the Qe MADI protocol we strongly recommend leaving SynchroLock ON when sucsourct Clocking via LSLOT Additionally MADI devices can only detect the base 1x rate of the incoming MADI stream Therefore it is necessary to manually set the Aurora to the desired Sample Rate when using LSLOT as the SYNC SOURCE at sample rates gt 48kHz ie 2x 4x rates For instance if the incoming MADI signal is operating at 88 2kHz the Aurora will default to a sample rate of 44 1kHz Click the SAMPLE RATE button on the Aurora front panel to toggle between 2x 4x 1x sample rates and set the Aurora to 88 2kHz for proper clock operation Page 20 9 Routng and Channel Mapping Sending audio signals into and out of the LT MADI is straightforward Routing can be initiated globally from the Aurora front panel or on a per channel basis by using the Aurora Remote Control software 9 1 Routing Logic The LT MADI card implements a routing scheme whereby signals sent to Analog or Digital inputs on the Aurora get automatically routed to appropriate MADI Outputs Signals going into MADI Inputs however can be routed to the AES Analog or MADI Outputs The selections of 16 32 channel mode and the Analog Digital switch for 16 channel mode are pertinent to the routing behavior so it is important to be clear on the state of the Aurora in this regard to understan
29. ogether for a maximum of 64 channels of I O Lynx proprietary SynchroLock technology can be used to reduce jitter when Aurora is a clock slave or to provide stable low jitter clock to downstream devices This is especially important and highly recommended for MADI clocking due to its inherent high jitter level Supports MADI 64 channel operation as well as legacy 56 channel operation Routing and configuration options available via Aurora Remote Control software application Supports Cable lengths up to 100 meters with coaxial and up to 2000 meters with fiber optic cable gt Programmable firmware onboard allows field updates to expand device utility and features Automatic Delay Compensation insures sample accuracy with multiple daisy chained Auroras Easily installed into Aurora Page 1 3 Before You Begin We recommend that you read through the manual to acquire an overview of the installation procedure and use of the LT MADI This manual will presume a working knowledge of the Aurora converter For additional information please refer to the Aurora owner s manual 3 1 Contents Verify that you received the following in the LT MADI shipping carton e LT MADI card in cushioned antistatic bag e Warranty Registration Card e Lynx Installation CD e Standoff Post 3 2 Optional Equipment 75 ohm Coaxial Cable with BNC connectors or Fiber optic cable for connection to MADI devices 3 3 Oper
30. onal quality product for your digital audio requirements This manual provides basic information to help you get started Additional information is available via our web site and email support Please refer to Section 12 Support at the end of this manual for support contact information The LT MADI is a 64 channel LSlot interface that is designed to allow the Aurora professional audio AD DA converters to be used with MADI Multichannel Audio Digital Interface compatible mixers multi track recorders and other audio devices The LT MADI features coaxial and optical connections allows synchronization to MADI input streams and allows daisy chaining of LT MADI equipped Auroras Each LT MADI card can be configured for 56 or 64 channel operation Connections up to 100 meters with coaxial cable and 2000 meters with fiber optic cable are supported 2 Features gt Two BNC Coaxial and Two SC Type Optical connectors per card Each LT MADI card is capable of up to 64 channels of I O at sample rates up to 48kHz 32 channels at 88 2 96kHz and 16 channels at 176 4 192kHz gt An Aurora 16 can be configured for 32 channel or 16 channel operation In 32 channel mode all Analog AND AES EBU channels can be routed to and from MADI I O In 16 channel mode Analog OR AES EBU channels can be routed to and from MADI I O An Aurora 8 will only operate in 16 channel mode using 8 analog and 8 AES EBU channels gt Up to four Auroras can be daisy chained t
31. onsult the operation manual for the hardware that you will be connecting to the LT MADI to determine if it supports 64 or 56 channel operation Incoming MADI streams are analyzed for 56 or 64 channel operation and the LT MADI receiver is automatically adjusted For output streams the card needs to be configured for 56 channel or 64 channel mode by setting the jumper on J1 See illustration below Page 10 64 channel mode is the default If this is a new installation and your connected hardware supports 64 channel mode then no changes are required Maximum channel count is also dependent on the operating sample rate In 56 channel mode the LT MADI is capable of 56 channels at 44 1kHz or 48kHz sample rates 28 channels at 88 2 or 96kHz and 14 channels at 176 4 or 192kHz In 64 channel mode the LT MADI is capable of 64 channels at 44 1 kHz or 48kHz sample rates 32 channels at 88 2 or 96kHz and 16 channels at 176 4 or 192kHz Also consider that the maximum number of channels that can be achieved from a single Aurora 16 is 32 Greater than 32 channels is possible only in a system with multiple Auroras Page 11 7 2 LFMADI 16 33 channel modes When used with some LSLOT expansion cards like the LT MADI an Aurora 16 can be configured to operate as a 16 channel or a 32 channel device depending on your ultimate I O needs 16 channel mode is ideal for streaming audio via MADI to the Auroras Analog I O OR AES I O but not both In contrast
32. rom the Analog Inputs can be routed to MADI Outputs 1 16 and signals from the AES Inputs can be routed to MADI outputs 17 32 note that if the LT MADI has device ID 1 then the corresponding MADI channels will be 33 48 and 49 64 As an example a signal sent to MADI input channel 3 will be delivered to Aurora analog output 3 whereas a signal sent to MADI input channel 18 will be delivered to AES Output 2 sometimes labeled 1R See Section 9 Routing and Channel Mapping for more information Page 12 7 2 3 Switching and verifying mode Switching between 16 channel and 32 channel mode is done by holding down the TO ANALOG OUT button on the Aurora front panel for one half second All of the Aurora LEDs will flash to confirm the switch has occurred There are two ways to confirm that a unit is in 16 channel or 32 channel mode 1 Run the Aurora Remote Control software via MIDI The Aurora Remote Control software is available for OSX or Windows computers and is on the Lynx Installation disk or it can be downloaded from www lynxstudio com gt Support gt Downloads On the Analog I O page the LSLOT CHANNEL MODE label will display either 32 channel or 16 channel Settings Trim Origin Remote Local Trim 4dBu Power Up Mode Standby LSlot Channel Mode 32 Channel AURORA 16 For more information about the Aurora Remote Control software see Aurora Remote Control Software 2 The Aurora channel state can
33. s from multi unit systems would NOT be sample aligned The LT MADI has a mechanism to correct for this disparity Internal delay compensation for each unit insures that analog signals are sample aligned even with four units connected The amount of delay compensation that is applied is determined by the Unit ID on the LT MADI card For that reason it is important that the Auroras are daisy chained consistent with the Unit ID position i e Device 0 into Device into Device 2 etc Delay Compensation as stated previously is turned ON with the SW3 switch and should always be ON for multi Aurora systems The delay compensation affects all Analog and AES EBU inputs and outputs at all sample rates 74 3 UnitBypass When all MADI channels are being deployed by Auroras on a chain additional Auroras are put in bypass mode MADI in and out are bypassed Bypass is relative to the sample rate If for instance 4 Auroras in 16 channel mode are chained together at 44 1 48 kHz sample rates I O from all 4 units will be utilized At an 88 2 96 kHz sample rate only the first two units in the chain will be utilized and the last two put into Bypass mode This is because at the 2X sample rates MADI supports a maximum of 32 channels LEDS being turned ON green indicates that the LT MADI card is in bypass mode Section 7 4 5 details several common multi Aurora scenarios and which units are in bypass mode at different sample rates 7 44 Daisy Chaining U
34. t support lynxstudio com or call 714 545 4700 extension 206 If you are outside of the USA or Canada please contact your local distributor for additional firmware update options Page 2 4 Nomenclature used in this manual The following typographic conventions are used in this manual gt ALL UPPER CASE TEXT refers to a specific parameter selection control i e SYNC SOURCE or a cable connection gt Text in quotation marks indicates a parameter selection value or menu option i e EXT Phrases such as Click Setups Mixer About Aurora Remote use the greater than symbol gt to indicate multiple menu options or mouse selections within a software control context 5 Wananty Registration We are committed to providing you with the best service possible To help us serve you better please be sure to register your LT MADI using one of the following methods e Fill out and mail the Warranty Registration Card included with your LT MADI e Register on the web at https www lynxstudio com support_register as Once you are registered you will automatically receive notifications of new products and upgrades 5 1 Locating the Serial Number of Your LF MADI To register your LT MADI you must supply its serial number The serial number is located on a label attached to the back solder side of the LT MADI board and also on the shipping carton Page 3 6 Installation Procedure 1 Remove the AC power
35. t of attenuation in dB of a monitor source O This button enables the mute function for the associated monitor source Any input sources assigned to an output can be assigned multiple times for instance a stream coming in to MADI inputs 1 and 2 can be routed to Analog outputs 1 and 2 as well as Analog outputs 9 and 10 With an Aurora 16 it is important to be aware of whether the Aurora is operating in 16 or 32 channel mode This will determine the number of MADI input channels that will be available for routing Some examples of possible routing combinations would be Routing MADI input streams to Analog outputs AND routing Analog inputs to Analog outputs TO ANALOG OUT REMOTE Source A LSLOT 1 16 Source B Analog In 1 16 Routing 16 channels of MADI input streams to Analog out 1 16 AND Digital out 1 16 TO ANALOG OUT Remote TO DIGITAL OUT Remote Analog Source A LSLOT 1 16 Digital Source A LSLOT 1 16 Sending a stereo MADI stream to 16 MADI outputs TO DIGITAL OUT Remote Digital Source A LSLOT 1 2 LSLOT 1 2 etc Page 25 10 Updating the firmware on the LFMADI Updating the firmware on the LT MADI uses the same process as updating the firmware on the Aurora With the most current Aurora Firmware Update program a properly installed LT MADI can be selected as the device to program Instructions for downloading and running the Aurora Update program for Windows or OSX are available at w
36. t to the Analog inputs will not 9 1 1 3 Aurora 8 An Aurora 8 will always be a 16 channel device when used with the LT MADI All 8 Analog AND all 8 AES EBU Inputs send audio streams to the MADI outputs Analog Inputs 1 8 are routed to MADI Outputs 1 8 and Digital Inputs 1 8 are routed to MADI Outputs 9 16 Page 21 9 12 InputRouting Signals from MADI inputs can be routed to Aurora Analog and or AES EBU Outputs The Aurora will need to be configured for this routing scheme and will not operate this way in its default state Input routing can be set globally from the Aurora Remote Control software or from the Aurora front panel Additionally input routing can also be initiated by the user on a per channel basis with the Aurora Remote Control software 9 1 2 1 Global Routing Global routing is achieved from the Aurora Remote Control software or from the Aurora front panel From the front panel the buttons labeled TO ANALOG OUT and TO DIGITAL OUT are where appropriate routing would be established Since the LT MADI is an LSLOT device Choosing LSLOT In as the Source for TO ANALOG OUT would route signals from MADI inputs to the Aurora s Analog outputs Choosing LSLOT In as the Source for TO DIGITAL OUT would route signals from MADI inputs to the Aurora s AES EBU DIGITAL outputs This setting will be affected by the 16 32 channel mode states for an Aurora 16 In 32 channel mode MADI inputs 1 16 will route to Analog outputs 1 16 MADI
37. tive channel switch Channels Channels Channels mode 44 1 48kHz 88 2 96kHz 176 4 192kHz Back of Aurora ird 16 X L duis Channel AES 1 16 AES 1 16 AES 1 16 Single 2 Mode Unit 8 Clock Settings In any audio system with more than one digital device it is ideal for one master clock to provide synchronization to all connected devices There are several options for configuring the Aurora to send or receive a clock signal within a MADI environment MADI equipment and other digital devices can slave to the sample clock generated by the Aurora or the Aurora can be configured to receive clock from other digital devices It is also possible to have a dedicated clock source that provides clock to both the Aurora and every other digitally connected device In fact if more than two digital I O devices will be integrated into your system we strongly recommend using some form of clock distribution to insure proper clock synchronization Page 19 The table below details SYNC SOURCE choices for the Aurora as pertinent to use within a MADI based system Please see section 2 4 of the Aurora manual for general information about available clock settings and clocking considerations with the Aurora EXT External Clock signals from Aurora WORD CLOCK input In general WORD CLOCK is the preferred means to clock devices including multiple gt Auroras in a MADI system Auroras can be daisy chained via wordclock 49e
38. tsresesstrstesrensreserseessee 13 7 2 4 What about ur Aurora 8 D euienedeseotu en Cipro eain espac iq in tes i hieuin Gates sena 13 71 3 Connector T VDES aeiee E a a hee t E iN Ma rac ta Ud 14 7 4 Con figuring Multiple Auroras aiii rei ee t te ate I Pee de ot tt a uacbeaehineebeteaheeeds 14 7 4 1 Unit ID Sy o p o 15 7 4 2 Delay BISSCHEN o o O EEA 16 7 4 3 Unit Bypass n 16 7 4 4 Roca SornanpalBri m 16 7 4 5 Possible C ombIatioDs cioe testis etin aiias aisiais 17 MEE dopo E C ee 19 9 Ro ting and Channel Mapping uude eia Ioui plu rl echec Ho E 21 9 1 Routing UAC ass cae EEES 21 9 1 1 MADI O tp t ROUE DP 21 9 1 2 oput Rontin P 22 10 Updating the firmware on the LT MADII eee tritt rnnt t etnia enata anu pnan 26 11 MSP UCC LUIS cart Mc aeaucuasts 27 12 SUPPO PP A AEE E O N E E EE N 28 12 1 Lynx Website Support Resources seseessseeesreesesrrsserriesressrsersrtesserersstessesererenseesssees 28 12 2 delephone SUDDOEL uut dien uc iaiia aa a aE a a TE 28 12 3 Registering your LT MADL eesseseseseeesessrsseseresressrseresresstsererresstsstesrensetsresreeseesreeeeset 28 124 Retra POLICY iriiri nees en a A E a E Aa 28 13 Warranty Information seseante o TIT 29 1 introduction Thank you for purchasing the LT MADI We are proud to provide you with a reliable professi
39. ww lynxstudio com gt Support gt Downloads gt Product Aurora At the Aurora Firmware Update screen simply select the LT MADI from the Select Unit to Update pulldown menu and click Update to run If the LT MADI does not appear as an option here verify that the LT MADI is properly installed and the Current Aurora firmware revision is 24 or higher Aurora Firmware Update Select Unit to Update ILT MaDI in Aurora 16 on Lynx AES16e in PCI Slot 14 v Serial Number 2608102259 Manufacture Date Mar 05 2008 PCB Revision B Current Firmware Version 4 New Firmware Version 4 Current Firmware Date Aug 06 2009 New Firmware Date Aug 06 2009 This program will update the firmware on the selected Aurora Once the firmware update process has begun DO NOT interrupt it or power off this computer or the Aurora When the update process is complete it is important to press the front panel Power button to shut down the Aurora AND then disconnect the Aurora from its power source Page 26 11 Specifications MADI PORTS Type Coaxial input and output fiber optic input and output Channels In 56 Channel Mode 56 channels 9 48kHz 28 channels 9 96kHz 14 channels 192kHz In 64 Channel Mode 64 channels 9 48kHz 32 channels 9 96kHz 16 channels 192kHz CLOCK SYNCHRONIZATION Clock Sources MADI or Aurora slave ARCHITECTURE Core FPGA based core Support for firmware field upgrades CONNECTIONS T O Ports 2 Bra
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