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Midas DL371, Operator'S Manual

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Midas DL371 Operator'S Manual Download Page 13

Precautions

xiii

DL371 Audio System Engine
Operator Manual

signal may be experienced under extreme 
conditions (3V/m, 90% modulation).

Safety equipment

Never remove, for example, covers, housings or 
any other safety guards.  Do not operate the 
equipment or any of its parts if safety guards 
are ineffective or their effectiveness has been 
reduced.

Optional equipment

Unless advised otherwise, optional equipment 
must only be installed by service personnel and 
in accordance with the appropriate assembly 
and usage regulations.

Special accessories

To comply with part 15 of the FCC Rules, any 
special accessories (that is, items that cannot be 
readily obtained from multiple retail outlets) 
supplied with this equipment must be used with 
this equipment; do not use any alternatives as 
they may not fulfil the RF requirement.

Summary of Contents for DL371

Page 1: ...741515 Fax 44 1562 745371 Email info midasklarkteknik com Website www midasconsoles com DL371 Audio System Engine Operator Manual DOC02 DL371 Issue C July 2010 Red Chip Company Ltd In line with the company s policy of continual improvement specifications and function may be subject to change without notice This Operator Manual was correct at the time of writing E OE ...

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Page 3: ...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 attach...

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Page 5: ...ectrical Safety test standards reference number title EN 60065 2002 Audio video and similar electronic apparatus Safety requirements Applied EMC emission test standards ref no title EN 55103 1 1996 Class A EN 55103 1 Annex A Radiated magnetic disturbance 50Hz 50kHz CISPR 22 Radiated disturbance 30 1000MHz EN 55103 1 Annex E Conducted disturbance ac signal ports EN 61000 3 2 2000 Mains harmonics EN...

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Page 7: ...er including confidential information relating to the specifications and performance characteristics of this Product Save for such elements as may be licensed to the Company as described in paragraph 5 all rights to copyrights trade marks and trade secrets in the Software or any modifications to it are owned by the Company Unauthorised use or copying of the Company s proprietary Software or any po...

Page 8: ...icable end user licence agreement and many of these agreements permit you to copy modify and redistribute the applicable software but you must review the on line documentation that shares a directory or otherwise accompanies each of the GNU Linux Programs provided to you for the specific terms and conditions Nothing in this Licence limits your rights under or grants you rights that supersede the t...

Page 9: ...ercise of that or any other right You acknowledge that the Company could be irreparably damaged if the terms of this Licence were not specifically enforced and agree that the Company may seek appropriate equitable remedies with respect to breaches of this Licence including injunctive relief in addition to such other remedies as the Company may otherwise have available to it under applicable laws G...

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Page 11: ...oming mains voltage and will work where the nominal voltage is in the range 100VAC to 240VAC Each mains inlet is to be sourced from its own separate wall mounted mains outlet socket Otherwise their mains sources must be suitably distributed so as to meet local safety regulations A Volex locking type plug is fitted on each supplied mains cable which plugs into a mains IEC connector on the unit When...

Page 12: ...ide a screen when connected to the control centre and where appropriate they should have Pin 1 connected to the cable screen Electrostatic discharge ESD precautions Observe full electrostatic discharge ESD also known as anti static precautions when carrying out procedures in this manual that are accompanied by the ESD Susceptibility Symbol shown above This caution symbol shows you that ESD damage ...

Page 13: ...eir effectiveness has been reduced Optional equipment Unless advised otherwise optional equipment must only be installed by service personnel and in accordance with the appropriate assembly and usage regulations Special accessories To comply with part 15 of the FCC Rules any special accessories that is items that cannot be readily obtained from multiple retail outlets supplied with this equipment ...

Page 14: ...xiv Precautions DL371 Audio System Engine Operator Manual ...

Page 15: ...l 7 DSP control panel 7 DSP audio panels 7 AES50 audio panels 7 Chapter 3 Rear Panel 9 Mains input 10 DSP modules 11 Connector panel 12 Router panel 13 Chapter 4 Getting Started 15 Connecting up 15 Powering the unit 15 Operation 16 Appendix A Technical Specification 17 General specifications 17 Inputs and outputs 17 Appendix B Replacing A Module 19 Appendix C Service Information 21 Routine mainten...

Page 16: ...al connections 30 Surround capabilities 31 Network 31 Reliability redundancy 31 Control software 32 GUI 32 System card expansion 32 Console linking 32 Integration of third party hardware software 32 Appendix E Setting Up A PRO6 System 35 Initial set up procedure 35 Unpacking the equipment 35 Making up a rack 35 Wiring instructions 35 Powering the PRO6 system 37 Switching the PRO6 Control Centre on...

Page 17: ... enjoy your Midas DL371 Audio System Engine Overview The DL371 Audio System Engine and router is of user configurable sub modular construction and provides power and interconnection for up to seven DSP cards and a router card dual width The DL371 Audio System Engine is housed in a 7U 19 rack mount box Each DSP module contains enough digital signal processing power to produce 24 channels of audio E...

Page 18: ...e Neutrik connectors For synchronisation to external systems there are two BNC Clock ports and two XLR digital audio reference signal DARS ports Both sets of ports have one in and one out port A 100Mbs Ethernet control port on EtherCon allows a tunnel connection to external non Midas equipment via the control surface The unit offers the facility of universal input N 1 redundant power supplies with...

Page 19: ...etc refer only to the unit connected in a standard PRO6 Live Performance System Should you wish to connect this unit in any other configuration contact Midas Technical Support for details The appendices include a brief overview of the PRO6 Live Performance System However if you want to learn more about the PRO6 Live Performance System please go on to read its owner s manual part number DOC02 DL3 w...

Page 20: ...4 Chapter 1 Introduction DL371 Audio System Engine Operator Manual ...

Page 21: ...e check the Diagnostics screen GUI menu for further status information The mute LEDs will illuminate briefly as the role starts 7 10 5 8 9 1 1 DSP role status panel see DSP role status panel on page 5 2 sync source panel see sync source panel on page 6 3 system clock panel see system clock panel on page 6 4 Ethernet tunnel panel see Ethernet tunnel panel on page 6 5 psu source panel see psu panel ...

Page 22: ...rnet tunnel panel The Ethernet control panel has a green LED which has three states of illumination to indicate the following Off not connected On connected Flashing active psu panel This panel monitors the three supply voltages and the three voltage rails Each of the three LEDs in the top row represents a PSU They illuminate when their respective PSU is supplying power to the unit after it has be...

Page 23: ...mmunication is good Extinguished bad no module fitted DSP audio panels There are two DSP audio panels ring 0 and ring 1 that indicate communication status of the DL371A modules There are seven sets of LEDs in each panel one per module comprising an ok LED and an error LED which indicate the following Green ok LED illuminated communication is good Green ok LED extinguished bad no module fitted Red ...

Page 24: ...8 Chapter 2 Front Panel DL371 Audio System Engine Operator Manual ...

Page 25: ... sections as shown below 1 1 Mains power sockets and DC isolator switch see Mains input on page 10 2 User configurable module panel see DSP modules on page 11 for module description The above diagram shows the default configuration 3 Connector panel see Connector panel on page 12 4 Router panel see Router panel on page 13 2 3 4 ...

Page 26: ... to facilitate easy replacement 1 Fan outlet vent 2 Handle for mains input and fan assembly removal 3 Mains IEC socket 4 Power on off indicator LED This has the same functionality as the power supply LEDs in the psu section of the front panel see psu panel on page 6 5 D C POWER ON switch switches the power to the unit on off 6 Mains IEC connector locking type This connector has a catch on the side...

Page 27: ...to indicate that link is active link is good 3 Link error LED green illuminates to indicate that link has failed 4 Data ok LED red illuminates to indicate valid audio and valid aux data data is good 5 Data error LED red illuminates to indicate there is no audio 6 DSP control section has the same functionality as the one on the front panel see DSP control panel on page 7 7 AES50 audio section has t...

Page 28: ... synchronisation 5 4 1 optical Neutrik OpticalCon snake X and Y sockets for connecting the optical fibre optic snake to the console 2 copper Neutrik EtherCon snake X and Y sockets for connecting the copper snake to the console 3 word clock 75R section comprises input and output BNC cable sockets for synchronisation with routers 4 AES3 sync section comprising input female and output male XLR chassi...

Page 29: ...net tunnel connector 1 2 1 Ethernet tunnel external connector for connecting tunnelling Ethernet 2 AES50 audio section with eight EtherCon sockets Sockets 1 to 4 are for connection to the DL351 Modular I O while the remaining four sockets 5 to 8 are optional Connection to AES50 audio connectors 5 to 8 is optional DL351 Modular I O ...

Page 30: ...14 Chapter 3 Rear Panel DL371 Audio System Engine Operator Manual ...

Page 31: ...nchronisation optional connect the word clock or AES3 sync connectors to the required clock source Mains power supply connect the mains cables See Powering the unit on page 15 Powering the unit This section shows you how apply power to the unit and also how to completely isolate the unit electrically Caution You must ensure that a minimum of two power supply modules are powering the unit for corre...

Page 32: ...lectrically isolate the unit 1 Switch off the D C POWER ON switch 2 Switch off the power at each mains outlet 3 Disconnect the mains IEC connectors from the mains power sockets at the rear of the unit Press the connector s button to release the catch before pulling it out of the socket The unit is now electrically isolated Operation As the DL371 Audio System Engine is operated solely from the PRO6...

Page 33: ... 240V 50 to 60Hz Power requirements 500W x 2 minimum Operating temperature range 5 C to 40 C Storage temperature range 20 C to 60 C System connector 3 x AES50 24 channels of bi directional digital audio on EtherCon XLR N 1 connector 1 x AES50 24 channels of bi directional digital audio on EtherCon XLR providing dual redundant back up System expansion connector 4 x AES50 24 channels of bi direction...

Page 34: ...tion DL371 Audio System Engine Operator Manual Miscellaneous inputs and outputs Word clock IN connector BNC Word clock OUT connector BNC AES3 Sync IN connector 3 pin XLR AES3 Sync OUT connector 3 pin XLR External connector EtherCon XLR ...

Page 35: ...e only tool you will need is a Torx T10 screwdriver To remove a module 1 Switch off and electrically isolate the unit as detailed in To remove power from electrically isolate the unit on page 16 Then disconnect all connectors from the rear panel 2 On the module you want to take out remove the two securing screws top and bottom as shown in Figure 1 Figure 1 Module fixings 3 Disengage the module fro...

Page 36: ... angled down position as shown in the following diagram 3 Insert the module into the empty slot and push it carefully but firmly into position The bottom eject handle will clip back up into its fully fitted position matching the top eject handle when the module is in place 4 Secure the module using the two securing screws see Figure 1 on page 19 5 Connect up the unit and switch it on see Chapter 4...

Page 37: ...e unit using a dry lint free cloth Do not use harsh abrasives or solvents When cleaning the unit take great care not to damage the pushbuttons Cleaning the internal fans The unit s internal fans need to cleaned regularly to remove the build of dust dirt etc We recommend that they are cleaned at least once a year provided the unit has been operated under normal conditions However if the operating c...

Page 38: ...ng on the power at its mains power outlet 9 Check for correct operation of the new PSU module For example by monitoring its LEDs see psu panel on page 6 and Mains input on page 10 Equipment disposal When this equipment has come to the end of it useful life its disposal may come under the DIRECTIVE 2002 96 EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 27 January 2003 on waste electrical and e...

Page 39: ...readily available standard cabling and connectors The PRO6 uses a proven stable Linux operating system All of the control centre s internal and network routing patching is managed via the graphical user interface GUI Operation of the control surface is intuitive unique and easy Its layout is based on familiar analogue lines to retain that analogue feel To manage the numerous channels the PRO6 Cont...

Page 40: ...pushed a little too hard Mic amps High quality overload tolerant microphone amplifier per input Dynamics High quality dynamic processing with traditional analogue artefacts Midas dynamics has four styles on the inputs and five on the outputs EQ Fully interpolated phase shifting EQ for that Midas sound PEQ High quality EQ with the Midas sound Each output has six band parametric EQ while the inputs ...

Page 41: ...al screens Reliability High reliability with some redundancy and other back up contingencies Failure tolerant of any single failure of hardware or software Proven stable Linux operating system Dual redundant control surface master controllers and PSUs Duplicated N 1 network for redundancy Control centre has triple redundant power supplies DL351 Modular I O stage box has dual redundant power suppli...

Page 42: ...ght balanced line outputs 1 off main 14U rack in a flight case which houses 1 off DL351 Modular I O This is populated with seven DL441 analogue input modules 56 main inputs and a DL442 analogue output module There are a total of 56 off XLR mic line inputs provided on the system 1 off DL371 Audio System Engine This is populated with five cards the two empty slots being blanked off If the optional N...

Page 43: ...d EQ like regular inputs channels but no dynamic capability They are controlled like regular inputs from the input bay and channel strip and are time aligned to the stage like regular input channels In effects return mode the channels have routing to matrix and masters only and no insert or dynamic capability They are controlled from the aux return area and time aligned to the effects engines Mix ...

Page 44: ...s processor digital signal processing DSP reducing the available effects quantity stated below 8 stereo effects processors including Reverbs Delay Flange Phase Dual stereo Graphic and Pitch Shifter Note More effects are planned to be added in the future which may include multi band compression dynamic EQ etc Input channel processing Each of the 56 full function input channels has Analogue and digi...

Page 45: ...t point Routing via level controls to the 16 matrix buses Routing via pan control to the left right and mono master buses Direct input Each of the 16 matrix buses has Six band PEQ Optional 31 band GEQ replaces PEQ Five mode frequency conscious compressor with soft clip limiter and external side chain Insert point Direct input Output channel processing Each of the 16 matrix buses has Six band PEQ O...

Page 46: ...ntroller can be used with the PRO6 This unit provides rapid adjustments of the graphics with real hardware and not a mouse and screen The graphic channel is selected either by the SOLO button solo tracking system STS on the PRO6 Control Centre or by buttons on the RapidE itself Audio physical connections The total number of audio connections that is the XLR count for a standard PRO6 Live Audio Sys...

Page 47: ... channel analogue multi core between control centre and DL371 Audio System Engine The combination of audio control clock and third party Ethernet data in a single network means that the hardware interfaces on a single RJ45 connection All system connections are duplicated for full dual redundancy Reliability redundancy All critical system connections and most components incorporate integral backup ...

Page 48: ...trolled from the primary navigation zone at the bottom of the master bay via two trackballs A USB keyboard supplied is used for text editing System card expansion Additional digital I O format options will be available later for example MADI Console linking You can link two PRO6 Control Centres together Just connect an AES50 cable from a spare AES50 port on one router to a spare port on another an...

Page 49: ...l video sources can be displayed on the control centre The KVM switch facilitates the control of three external computers via the screen trackball and keyboard of the control centre This is hugely important and means that third party systems can be controlled from within the PRO6 without having to move your head to look at screens placed off to one side It also means that there is no need to find ...

Page 50: ...48 Appendix F PRO6 Live Audio System DL371 Audio System Engine Operator Manual ...

Page 51: ...efully unpacking the equipment check it against the packing list shown in System components standard supply on page 40 System components standard supply on page 26 Save all packing materials as they will prove useful should it become necessary to transport the equipment later Inspect the equipment carefully for any sign of damage incurred during transportation It has undergone stringent quality co...

Page 52: ...working loose or being inadvertently knocked loose or pulled out For details of how to fit remove a Volex plug see Power on page xi DL371 Audio System Engine 4 x AES50 expansion ports Rack the DL351 and DL371 units are typically located in a single 14U rack Maximum 100 m typically 0 5 m N 1 redundant AES50 Dual cable redundant HyperMAC fibre optic or copper PRO6 Control Centre control surface rout...

Page 53: ...Modular I O unit and the DL371 Audio System Engine unit This can be done in any order you like 5 After the status indicator at the top of each GUI screen has changed to green as shown right switch on the speaker sub system 6 Switch on the audio source and start playing the audio 7 On the PRO6 Control Centre check that the audio inputs are routed to the master channels Then unmute the master channe...

Page 54: ...lex connectors see Wiring instructions on page 10 of the mains cables into the mains sockets on the rear of the control centre The green LED next to each mains socket will illuminate if its mains supply is on 3 Observing Caution 2 above apply power to the PRO6 Control Centre by switching the D C POWER switch on The PRO6 Control Centre will boot up and when the default GUI screens are displayed it ...

Page 55: ...Figure 3 is 1 To change the ID number there is no need to switch on the PRO6 Control Centre as the procedure can be carried out offline Refer to the operator manual for the DL351 Modular I O if you require more details Figure 3 Control panel of the DL351 Modular I O showing default display To set up the ID of the DL351 Modular I O unit 1 Make sure the DL351 Modular I O unit is switched on 2 Press ...

Page 56: ...54 Appendix G Setting Up A PRO6 System DL371 Audio System Engine Operator Manual ...

Page 57: ...Thank you for reading through this Operator Manual We hope you found it useful Please feel free to send us your comments Our contact details and website address can be found at the front of this manual ...

Page 58: ... Limited Klark Industrial Park Walter Nash Road Kidderminster Worcestershire DY11 7HJ England Tel 44 1562 741515 Fax 44 1562 745371 Email info midasklarkteknik com Website www midasconsoles com 2010 Red Chip Company Ltd ...

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