miniDSP NANOAVR HD User Manual Download Page 1

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mi niDSP Ltd, Hong Kong /

www.minidsp.com

/ Features and speci fi cations subject to change wi thout pri or noti ce

Home Theater Series

NANO

AVR

NANO

AVR

HDA

IGH

RESOLUTION

HDMI

UDIO

ROCESSOR

User Manual

Summary of Contents for NANOAVR HD

Page 1: ...miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without priornotice 1 Home Theater Series NANOAVR HD NANOAVR HDA HIGH RESOLUTIONHDMI AUDIO PROCESSOR User Manual...

Page 2: ...ckage contentsandtime delay links to app notes 11 Feb2014 1 2 Additional itemsaddedtoTroubleshooting 12 Mar 2014 1 3 Ethernetconnectivity 30 June 2014 1 4 Bass managementinformationadded support porta...

Page 3: ...outputs nanoAVR HDA only 12 2 1 3 DC Power 13 2 1 4 USB 13 2 1 5 Ethernet 14 2 2 Software installation 15 2 2 1 Windows 15 2 2 2 Mac OS X 16 3 Configuring the nanoAVR 17 3 1 Connecting to the nanoAVR...

Page 4: ...s 33 4 2 Front panel controls 33 4 3 Infrared remote control 34 4 4 Smartphone control app 35 5 Acoustic measurement 36 5 1 What is acoustic measurement 36 5 2 Performing acoustic measurements 37 5 3...

Page 5: ...ded 512 megabytes MB of RAMor higher Keyboardandmouse or compatible pointingdevice Microsoft Windows Vista SP1 XPproSP2 Win7 Win8 1 Microsoft NETframeworkv3 5 or later Adobe AIRenvironment latestversi...

Page 6: ...ctdue to incorrectconnectionor installation improperorundocumenteduse unauthorizedservicing modificationoralterationof the unitinany way or any usage outside of thatrecommendedinthismanual If indoubt...

Page 7: ...HDMI cable PrintedQuick startGuide A NOTE ON THIS MANUAL ThisUser Manual isdesignedforreadinginbothprintandon the computer If printingthe manual please print double sided The embeddedpage size is8 x...

Page 8: ...miniDSP Ltd Hong Kong www minidsp com Features and specifications subject to change without priornotice 8...

Page 9: ...selectedHDMIinputis switcheddirectlytothe output withnovideoprocessingappliedtothe signal A user friendlycomputer basedinterface is usedtoconfigure the audioprocessingparametersof the nanoAVR inreal t...

Page 10: ...For example the analogoutputsof the nanoAVRHDA canbe connecteddirectlytoa multichannelpower amplifieranda poweredsubwoofer as illustratedinthe diagrambelow Inthiscase volume control isdone digitallyin...

Page 11: ...t The HDMI outputwill needtobe connectedtoan HDMI inputonan A V receiver AVR orA V processor AVP In the case of the nanoAVRHDA the HDMI outputcan be connecteddirectlytothe displaydevice TV monitor or...

Page 12: ...the nanoAVRHDA can be connecteddirectlytopoweramplificationand apowered subwoofer Theycanalsobe connectedto any otherequipment withmultichannel analoginputs suchasan A V receiver multichannel preamp o...

Page 13: ...nectthe DC plugto the 5 VDC powersocket HDMI unitscommunicate withasetof hand shaking signalsinordertoestablishthe capabilities of eachdevice Itisrecommendedthat forat leastthe firsttime the system is...

Page 14: ...m Ethernetrouter andwirelessbase stationtobe combinedintoasingle unit In the setupillustrated the nanoAVRisconnectedvia anEthernetcable tothe Ethernetrouter while the computeris connectedtothe LAN ove...

Page 15: ...2 2 1 Windows Priorto installingthe miniDSPsoftware downloadandinstallthe followingprograms Youwill need toaccept the license agreementsinordertosuccessfullycomplete the installation Microsoft NET fr...

Page 16: ...the text AllowApplicationsdownloadedfrom clickon Anywhere Then downloadand install the followingprograms Youwill needtoacceptthe license agreementsinorderto successfullycomplete the installation Late...

Page 17: ...ed the userinterfaceisnolongerrequired assource andpresetselectioncanbe done withthe front panel or a remote control see Usingthe nanoAVRbelow If desired however the userinterface canremain connectedd...

Page 18: ...ort see Hardware connectivityabove Thenclickon the Connectbutton 3 1 2 Ethernet Connectthe nanoAVRto your local area network byplugginginthe Ethernetcable The followingdialogwill appear Clickon Connec...

Page 19: ...ugin Restore Config Restore the data inthe currentlyselected configurationtothe factorydefaults Whenusingthis option the HDMI outputdevice shouldbe muteduntil youhave setthe configurationtoa workingst...

Page 20: ...setting Bydefault each inputchannel isswitchedtothe correspondingoutputchannel with0dB gain i e nochange inlevel as showninthe above screenshot Anynumberof inputchannelscanbe mixedtoeachoutputchannel...

Page 21: ...ovingthe GainAdjustmentslider orbytypingthe desiredgain intothe CurrentGain textbox The maximumgain settingis12 dB and the minimumgain settingis 72 dB 0 dB the default isunitygain orno change inlevel...

Page 22: ...types PEAK Create a dipor a peakinthe frequencyresponse LOW_SHELF Reduce or increase partof the frequencyspectrum below agivenfrequency HIGH_SHELF Reduce or increase partof the frequencyspectrum above...

Page 23: ...be createdby switchingto Advancedmode Inthismode the coefficientsof each filter biquad are enteredindividually The coefficientswill needtobe calculatedbya filterdesignprogram A useful spreadsheetforan...

Page 24: ...subwooferchannelwithan18 Hz highpassfilterand an 80 Hz low pass filter Each filtercan be setto one of a range of filtertypesandslopes The filtertype determinesthe shape of the filteraroundthe crossov...

Page 25: ...ful spreadsheetfora numberof filtertypesisavailable onthe miniDSP comwebsite see the application note Advanced Biquadprogramming Each channel can be linkedtoone otherchannel Whenachannel islinkedtoano...

Page 26: ...whenthe signal onthatchannel reaches 20 dB relative tofull output The ratioissetto2 soif the inputsignal leveltothe compressorthen increasesby10 dB the outputlevel will increase by only 5dB If the inp...

Page 27: ...esadedicatedtabforbassmanagement named LFEMgt Whenmoviesare mixedforthe cinema eachspeaker isspecifiedasa full bandwidth channel thatis 20Hz to 20 kHz although 40 Hz to 18 kHz forthe speakersisconside...

Page 28: ...ocksinthe outputchannels but onlyhave a single lowpassfilter Fordetailsonthe filterparameters see Crossoversettings above The gain control blocks labelledwiththe attenuation suchas 0 dB or 10 dB set t...

Page 29: ...ummed filteredbasssignal will be senttothe subwooferchannel asshownbelow The direct LFEinputsignal isnotsent to the subwooferonthisscreen asithas alreadybeenmixedintothe LFEMgt signal The Xover blocks...

Page 30: ...ote control The effectof changesmade inthe userinterface fall intotwocategories The userinterface is connectedto the nanoAVR The user interface is live that is any changesmade to the audioprocessingpa...

Page 31: ...gurationisnotlostif the nanoAVRisinadvertentlyreset A configurationfile storesall of the audio processingparametersexceptforthe mastervolume settingandthe HDMI inputselection To save the currentlysele...

Page 32: ...inthe user interface only Anychangescan thenbe made andthe configurationwill be downloadedtothe nanoAVRnext time itis synchronized 3 8 KEYBOARD SHORTCUTS The nanoAVRuserinterface supports the use of...

Page 33: ...The current statusof the nanoAVRisindicatedby aset of LEDs Preset Indicatesthe currentlyselectedconfigurationpreset 1through4 Input Indicatesthe currentlyselectedHDMIinput 1or 2 M Master mute isenabl...

Page 34: ...e Remote To initiate the learningprocess dropdownthe IR Remote menuandselect IRlearning Clickon the Learnbutton for an operation andthenpressthe desiredbuttononthe remote control If the code isaccepte...

Page 35: ...ttoa free port on yourEthernetrouteror switch The diagrambelow illustratesatypical case The networkmustbe capable of DHCP so that the nanoAVRwill be givenanIP network address Downloadandinstall the mi...

Page 36: ...inetoaffectthe soundheardby listeners anacousticmeasurementusing asuitable microphone andcomputersoftwareis required The figure belowshowsatypical frequencyresponsemeasurement forthe bassregion usingt...

Page 37: ...erthe course of a few seconds Afterplayingthe signal and recordingthe resultingaudio REWanalyzesthe capturedsignal anddisplaysafrequencyresponse plotas shownabove Itisalso capable of manyothertypesof...

Page 38: ...e can largelyremove this peakby applyingacorrespondingdipinthe frequencyresponse withthesefiltersettings Figure 3 Single PEQ band to correct response peak Otherpeakscan be treatedinthe same mannerwith...

Page 39: ...dimportthe file Figure 4 illustratesafrequencyresponse correctioncurve generatedbyRoomEQ Wizard Figure 4 Auto EQ generated with Room EQ Wizard FiltersgeneratedbyREW can be combinedwithmanual filters T...

Page 40: ...e rate Resolution Input outputresolution 24 bit 32 bitinternal DSP internal processingpath 96kHz Videosupport Videopass throughof selectedsource i e novideoprocessing 36 bit 3D support HDCP embeddedke...

Page 41: ...pluginrunning disconnectthe Ethernetcable and reconnectit 5 No audioor video b Checkthat all HDMI cablesare securelyseated c Checkthat HDMI cablesare pluggedintothe correctinputs and the correct outpu...

Page 42: ...ations subject to change without priornotice 42 h Checkthat the outputlevel metersare displayingsignal i Checkthat the HDMI outputdevice AVRorAVP isnot muted 7 Cannotreloada configuration a Confirmthe...

Page 43: ...form To update the MCU firmware 1 Downloadandinstall the latest nanoAVR_BMpluginfromthe UserDownloads sectionof the miniDSP website 2 Connectthe nanoAVRtoyour computerviaUSB 3 Start the nanoAVR_BM plu...

Page 44: ...lickon the Connectbutton The status displayshouldchange toshow thatthe program has connected 8 Clickthe Load HexFile button Browse tothe hex firmware file locatedinthe unzippeddownloadfolder and selec...

Page 45: ...Clickthe Run Applicationbuttonto rebootthe nanoAVR 11 Clickthe Disconnectbutton 12 Close the PIC32 Bootloader programwindow 6 4 OBTAINING SUPPORT 1 Checkthe forumson miniDSP com tosee if thisissue ha...

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