miniSHARC - Audiophonics
Contents
1. Bandpass OUTPUT CHANNEL 3 Bi tink Enabled Linking Features gt 1 50 Basic HIGH PASS FILTER SETTINGS Advanced ES Cut off frequency 1000 BW 48dBfoct BYPASS High Pass Filter settings gt Filter Type Bypass filter is out CH3 1000 2000 5000 10000 20000 LOW PASS FILTER SETTINGS E Peas Cut off frequency 5000 BW 48dBfoct BYPASS Low Pass Filter settings Filter Type Bypass filter miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P15 nin Cut off frequency Select the 3dB frequency by either entering the value or using the up amp down arrows of the numeric box e Filter types o _Linkwitz Riley LR Available in 12 24 48dB oct o Butterworth BW Available in 6 12 18 24 30 36 42 48dB oct o Bessel Available in 12dB oct Each filter has different phase and amplitude characteristics We recommend you to look online for more information about the specifics of each filter e Bypass button allows you to Enable Disable the filter Make sure to bypass the filter if you do not need the filter enabled e Linking feature allows you to link real time the settings of two crossover windows a handy feature for stereo environments requiring synchronized changes to both left and right channels Step 1 Select the channel you would like to link to from the drop down menu The l2. FIR FILTER CHANNEL 1 bD 0 0 b1 4 0978237469957435e 10 b2 1 5591266055992037e 9 b3 3 541263060569122e 9 b4 6 165677302050199e 9 b5 9 876834461408635e 9 b6 1 4073473941778D47e 8 b7 1 9867272271767433e 8 Bypass vinnie Send to DSP File Mode Text Mode Taps Used 1024 Clear Taps Taps Available 3156 Make sure to input the same numbers of taps in the TAPS USED text box as the taps you are loading All FIR sections are by default loaded with 1024 You can free some Taps available by setting to O the Taps Used dialog box of unused channels miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P 17 nin 4 3 6 Parametric Equalizer EQ band selection Select one of the 6 x Parametric Equalizers Filter type Select between Peak Low Shelf High Shelf e Bypass Disables the equalization but doesn t reset the settings A handy tool to check the influence of equalization on your system without resetting to zero Note that the bypass button is per band Bypass not overall e Linking feature Similar to the crossover dialog box you can link up two EQ settings together e Basic Advanced radio button Toggles from basic mode i e input frequency to advanced custom biquad input PARAMETRIC EQUALIZER OUTPUT CHANNEL 1 10 20 50 100 200 5000 10000 20000 EQ BAND SELECTION 9 Basic Advanced Toggle from
3. Connection on the DIGI FP side r ate O 19 iQ cs zoz i jouod 0 1 PI i a l gg aN E N TMa S wa J t i spiel p m J o e 3 Scy gey ETA TRAI E ea gzyjo ozs ICH zey 2 4 4 AN FP connectivity OPTION The AN FP 2 XLR IN 2 XLR OUT analog interface will connect directly to the miniSHARC as follow Another connector allow the USB connection to the rear connector See connection below Connection on miniSHARC side Connection on the DIGI FP side puod 0 1 16 fad Soe miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P8 2 4 5 VOL FP connectivity OPTION The VOL FP is a volume front panel allowing source selection master volume control and Led indication It includes an IR receiver for IR commands 1 x SPIN connection is required between the miniSsHARC and the VOL FP miIniSHARC connectivity of VOL FP VOL FP connectivity 2 4 6 SPDIF Audio connectivity The minisHARC can accept SPDIF from 44 1k up to 192kHz thanks to its internal Asynchronous Sample Rate Converter ASRC All outputs will be set fo the sample rate frequency of the plug in Important note The SPDIF input signal is expected to be 3 3V CMOS compliant Some SPDIF devices may have a lower level and may require a buffer to boost the level Input Signal Connector SPDIF On Pin of expansion connector referenced
4. TX 3 3V compliant 18 I2S_DATA_OUT5 amp 6 3 LRCLK_SPDIF 19 IS2 _ DATA_OUT7 amp 8 4 BCLK_SPDIF 20 NC 5 GND 21 NC 6 GND 22 3 3V 7 GND 23 GND 8 GND 24 3 3V 9 MCLKIN 25 GND 10 I2S_DATA_IN1 amp 2 26 GND 11 I2S_DATA_IN3 amp 4 27 NC 12 I2S_DATA_IN5 amp 6 28 NC 13 I2S_DATA_IN7 amp 8 29 NC 14 I2S_IN_LRCK 30 NC 15 I2S_IN_BCLK See above diagram for location of PIN 1 miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice ANNANN DSP 2 3 Typical setup The following system diagram shows the core elements of a miniSHARC system MINISHARCE Kit Mac PC control USB 2 0 Expansion I2S Expansion over USB 2 0 connector control power SPDIF RX SPDIF Digital Source ae SPDIF TX SPDIF Digital destination To miniDSP xpansion External DC 5 24VDC oo ia eee VOL FP Storage of filter coefficients or DSP Configuration 2 4 Interfacing to the miniSHARC USB 2 0 for control Being an all digital platform the nanoDIGIl only interfaces to SPDIF or 12S digital audio interface See more info below about the selection of 12S compatible devices in the 12S section 2 4 1 DC Power connectivity miIniSHARC can operate with a 5 24VDC supply when alone See the bottom of the board for the pin out if you intend to solder WARNING Note that if you are connecting an AN FP analog FP card you can only provide 5VDC E amaa AUKONUOUONOOOUONUOODOOD
5. basic D EQ1 Freq 1000 PARAMETRIC EQ BAND 1 to Advanced Sa ie 200 Select the EQ3 Freq 1000 Filter type filter type EQ band selection EQ4 Freq 1000 Par Gand EQS Freq 1000 Frequency 1000 Gain Bypass bypass EQ EQ6 Freq 1000 e jn EQ Freq 1000 EQ8 Freq 1000 EQ9 Freq 1000 EQ10 Freq 1000 Basic mode Toggling to the Advanced mode one can be build custom filters from external software such as Room EQ Wizard REW For more information about the auto tuning feature of the miniSHARC please check miniDSP s website for the following application note PARAMETRIC EQ BAND 1 biquadi b0 1 Per Band bi 0 bypass EQ b2 0 ai 0 a2 0 Bypass Advanced mode for custom biquad programmina 4 3 7 Compressor Limiter Output 1 Typical Comp Limiter settings Threshold dBFs 40 50 Comp Limiter metering Attack Timefms shows real time amount of 1 attenuation by comp limiter Hold ms Comp Limiter chart gt Release Time ms 100 Bypass Comp Limiter 22 a8 A compressor Limiter allows dynamic range compression of the signal to prevent damage of your speakers Extensive information is available online on the use of compressor limiter Please take the time to familiarize yourself with such processing block before using it miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P 18 nin 4 3 8 Master volume control The master volume contro
6. in ABFS i e relative to the full scale of the ADC or 24bit I2S signal Individual faders control the digital gain at the input and per channel mute status This meter displays cB full scale dBFS values and will saturate at OCBFS full scale of the ADC Do make sure to keep the signal below OdBFS red color and with enough headroom say 10dB to prevent saturation during the typical audio peaks of a music source To ease your configuration you can easily change the Custom Label of each channel to something more representative e g CD L CDR I2S Inputs SPDIF Inputs 1 2 1 2 Custom Label Inputi Input2 Input3 Input4 12 12 Per channel af a ar n ni monitoring 0 o 0 0 19 12 12 12 24 24 24 24 36 36 Per channel 36 36 Level control 48 48 48 48 60 60 60 60 By I a 72 72 Infinity Infinity Infinity Infinity Per channel PEQ button Per channel mute button 4 2 Matrix Tab The matrix DSP object is the DSP object linking inputs to outputs While very typical on commercial DSP products it may be new for some of you The following section will summarize the basics of configuration Matrix switchers work as a matrix where Rows are inputs Columns are outputs And the status ON OFF of the buttons at the crosspoint of rows inputs amp columns outputs will define the routing and mixing of the audio to one of 8 outputs The following configuration shows how the matrix should be config
7. may corrupt the configuration Loading configuration to the board Please do not un plug the board or close the application Once the board fully synchronized a Successful connection to the board message pops up From this point on all changes to the configuration will be real time and live therefore giving you the chance to hear the effect of your equalization filtering tuning Let s move on to the architecture of the software to understand how to setup your system 4 Plug in Architecture of the miniSHARC 4 1 1 Main Page Connect amp Master Mute a Synchronize Main Menu P miniSHARC 4x8 Mi miniSHARC 4x8 File Restore Help IR Remote Preset Memory selection Main T ab INPUTS Volume and RMS meter selection I2S Inputs SPDIF Inputs 1 2 1 2 Inputi Input2 Input3 Input4 12 0 5 12 24 36 Main control ie window 60 72 Infinity Infinity Infinity Infinity Mute Mute Mute Mute Main input page for the miniSHARC plug in The main control page can be summarized in few core sections MENU SECTION e File Access to Load Save configuration e Restore Access to restore the whole system or only the current selected configuration preset e Help Link to the help file CONFIGURATION SECTION Allows selection between the various memory banks miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P12 nin CONTROL SECTI
8. to ground on board Output Signal Connector SPDIF On Pin2 of expansion connector referenced to ground on board 2 4 7 I2S Audio connectivity I2S stands for Inter IC Sound protocol and is most commonly used to carry audio information between IC s This protocol is not intended to run long cables lengths but only short Inter IC board to board connections Important Note the miniSsHARC can only operate as an 12S Master clock being outputs from the device in initial version Future revision of the firmware will provide a toggle between master slave 12S configuration miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P9 nin Two types of signals are required for I2S connectivity clock lines and Data lines Clock lines MCLKIN on PIN Master clock of the This pin is an output only 24 576MHz 2S_IN_LRCK on PIN14 The frame synchronization which is equal to the sampling frequency Fs of the native signal being streamed To From the USB port Please consult the plug in sample rate specs 48 96kHz 12S_IN_BCK on PIN 15 The system clock Also called SCLK on some IC is always equal to 64 x Fs e g 64 x 48kKHz 3 072MHz Sample Rate LRCLK Master Clock MCLK System Clock MCLK LRCLK SCLK LRCLK ratio I2S_IN_BCK or SCK 48 kHz 24 576 MHz 3 072 MHz 96 kHz 24 576 MHz 6 144 MHz The miniSHARC will always operate on ONE clock domain In others LRCLK IN a
9. ON Main control tab Allows selection between input matrix and output control windows Main control window Contains controls for the selected tab e Synchronize button Allows you to go online and gain control of your system Master Mute Mute all inputs amp outputs signal The following parts of this user manual will describe each section in details 4 1 2 Preset Memory selection The miniSHARC Hd allows the user to create up to 4 preset memories for a quick reconfiguration of the processor Under each configuration all settings of the platform are saved Placed at the top of the user interface simply toggle between configurations by clicking on the config button to reload a specific configuration The currently selected configuration is highlighted in green as shown below for Config 1 Configuration Selection Configi Config 2 Config 3 Config 4 WARNING By toggling configurations you may go from a working configuration i e correct volume setup Eq to an unknown or improperly configured configuration We therefore recommend that you perform a quick configuration offline without LL being connected synchronized to the processor to prevent any damage to your equipment 4 1 3 Input Tab The first step in configuring your MiniSHARC consists in making sure audio is being fed to the input correctly To do so click on the button labeled inputs The RMS meter will quickly indicate the average value of the input signal
10. The following dialog box will p0p up EY Application Install m MiniDSP 8x8 Installation Preferences M Add shortcut icon to my desktop M Start application after installation Installation Location C Program Files miniDSP Once the configuration finalized the plug in will automatically boot up 4 You can now connect the miniSHARC board to one of the USB 2 0 port of your PC The device will be recognized as a HID driver and does not require any driver installation 5 The next step is to gain control of the board by synchronizing the PC configuration to the board Please read carefully the following section to understand how this process works By default all plug ins start in offline mode meaning changes made on the user interface do not affect your configuration It is designed in such a way that you can visually confirm your configuration before loading it fo the MiniSHARC kit You should also know that plug ins can only synchronize from PC to board and are not able to retrieve a configuration from the kit In other words make sure your favorite configuration is saved on your PC if you ever decide to change the configuration 6 Once the configuration checked the next step is fo Connect amp Synchronize by clicking on the Green button on the top right Note that this button is ONLY active in an unconnected mode Once connected it will disappear since no more synchronization will be required f
11. UONOOUOOUOOOONOO OOMUNN E gjama E mmja mjaun m ma fatal fm Om es wim Quis EF R m a PLUS miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P A a ae ra t to A plug in 2 1mm round barrel DC connector is provided with the board i JIo 0 0000 Woog AALALA DALLOL OADALI NON ALLL TTET TTTTr errr rrr EORRGGSSSitt ae 0 rh Ki w Note when using an AN FP analog card the DC connector must be connected on the AN FP card instead See below pictures 2 4 2 USB connectivity The miniSHARC is provided with a miniUSB connectors on the board For end users looking to connect a Front Panel USB connector see below the connection should be done as follow 2 4 3 DIGI FP connectivity OPTION When the DIGI FP Digital SPDIF add on board is being used it requires 1x 14pin flat pin connector provided with order is providing power data See below connectivity sample Pay attention to pin 1 Red colored on flat cable Connection on miniSHARC side Connection on the DIGI FP side nET a AAEN WO Aas oS Pay al rpe eect i miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice rd Another connector allow the USB connection to the rear connector See connection below Connection on miniSHARC side
12. board and 99 of typical questions we receive at the tech support department are already answered in this user manual So please take the time to carefully read this user manual Thanks for your understanding WARRANTY TERMS miniDSP Ltd warrants all our products to be free of from defects in materials and workmanship for a period of one year from the invoice date Our warranty terms do not cover failure of the product due to an external trigger misuse servicing or usage outside of the recommended use With this said make sure to carefully read the user manual when customizing the board Any board damage investigated as failure to follow proper installation may void the warranty So if in doubt please make sure to contact us first miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P4 2 System Connectivity 5 pin USB 32128 1 0 port Expansion port 2 1 Board connectivity CUT TET PETE OT EE a TTT TT g Tas LI nooo o ooo pin CCCI LL OP Cc Lt port AONOAOOOOIOOOOLONDONOONIONOONONONOIOONDINIII INIMII i VOL FP connection m m mj m m Pin 1 AOLILODOLIOUOIUIOIOIOOUDIIONOIIOUIIIOIOIIIIIININII mood a COC eric mmm aal im jal a al E a DC inout DIGI FP connector 75mm 2 2 PIN OUT of expansion connector J2 Pin Description Pin Description SPDIF RX 16 I2S_DATA_OUT1 amp 2 a aol 17 12S DATA_OUT3 amp 4 2 SPDIF
13. fts Windows Vista SP1 XP pro SP2 Win7 Microsoft NET framework v3 5 Adobe AIR environment latest version Adobe Flash player latest version MAC Environment Intel based MAC with 1GHz or higher processor clock soeed recommended 512 megabytes MB of RAM or higher recommended USB 2 0 port Keyboard and mouse or compatible pointing device Mac OSX 10 4 or higher Adobe AIR environment latest version Adobe Flash player latest version Package content Your miniDSP package includes e 1 x MINISHARC Kit e 1 x USB cable 1m long miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P3 nin DISCLAIMER WARNING An incorrect miniDSP configuration could easily damage your audio system MiniDSP can not be responsible for any damage that may result from the improper use of this product As with any other product we do recommend that you carefully read the manual and other technical notes to insure you fully understand how to operate the board As a general guideline you should first configure your miniDSP board before connecting anything to the outputs of the MiniDSP loudspeakers other output sources Doing so will insure that you have the software correctly configured and won t cause any damage to your system Once again miniDSP can not be responsible of any damages the board make cause to your system Finally MiniDSP is a very flexible
14. go to item No audio on outputs Make sure that audio signal is shown on the RMS input meters Double check that input amp output mute buttons are not enabled Confirm that master mute is not enabled Confirm that you are synchronized and live i e green button disappeared Double check your levels i e what output levels No audio on RMS input Check your connectivity 10 meters Double check the strength of your input signal Confirm that master mute is disabled 10 Audio on input RMS Make sure the matrix mixer is set fo send audio to the output meters but no audio on channels in a mixer plug in outputs Check the output mute status for each channel Check that you don t have filter engaged e g LPF HPF configuration Confirm the version of the file is compatible with this plug in gt eee e ncneeee board with LED on Make sure the unit is seen in the device manager as a HID miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P 20 device Double check the USB cable e g swap Confirm that you installed the required frameworks Adobe Air Microsoft net SP2 XP Go to the http get adobe com air for the latest version Software running in Adobe Air environment most likely requiring a version background but not Update Connect your PC to the Internet to automatically showing get an update On some Windows 7 8 platfor
15. ing synchronization if you have the incorrect firmware loaded on your platform Once the new plug in installed please browse to the install folder under Program Files Three files can be found there Upgrade steps Upgrade Tool executable Firmware file The firmware upgrade summarizes to few simple steps Unplug the DC power Press and hold the reset button while pluging the power to the board Release the reset button Connect the USB to the Open Upgrade Tool Click Open Hex File Choose the lastest hex file Click Program Verify Reset Device SO ONA OaAKRWDND gt 4 6 IR remote learning feature VOL FP amp DIGI FP ONLY This feature is enabled on platforms enabled with the VOL FP accessory for recall of presets via IR The source selection i e Digital source 1 3 is only enabled when the DIGI FP accessory board is in place In an effort to keep the platform compatible with the most common IR standards and not ask users to add another remote to your pile we implemented an IR learning feature This feature allows you to use any remote compatible with the NEC Philios RC6 and Sony IR standards Learning an IR commands goes as follow 1 Connect amp synchronize the board to the newly downloaded plug in 2 Under the new IR Remote Plug in click on the IR Learning menu to reach the following dialog box 3 Ten commands are available for control from a remote They include miniDSP Ltd Hong Ko
16. inking feature will link these two channels together Select Channel Input Channel 2 Input Channel 3 Input Channel 4 Step 2 Click on the Link tick box to enable the linking Note that the environment will warn you that all current PEQ settings of the current channel will be copied over to the linked channel Warning Linking of channels will copy all current filter settings to the selected mirroring channel Would you like to go ahead At anytime during the operation you can decide to unlink the channels by simply clicking on the link tick box 4 3 5 FIR Finite Impulse Response filter section The FIR dialog box in the center of the user interface has two modes of operations Binary mode where a preformatted binary bin file is being loaded into the software Such file is using IEEE754 single floating point format and typically comes from one of our software partners In a manual input the FIR coefficients also called taps can also be loaded with a simple Copy amp Paste into the text file area Binary input mode FIR FILTER CHANNEL 3 Click to flash the Taps to the DSP Click to browse for 10000 20000 the bin file File Mode Select the mode of Manual Mode bin input or Manual 1024 inout Click to clear the currently loaded FIR Default taps used 3156 Taps Used Select in this text box the SAME value as the i f taps o File mode bin file from compatible Room Co
17. l allows control of all 8 outputs channels of the unit unit It is controlled from the IR commands on the VOL FP panel 4 4 Load Save Restore a configuration 4 4 1 Load configuration Use this feature to load a previously saved configuration The file must be as xml format and previously saved from this plug in For complexity reasons inter plug in compatibility is not available 4 4 2 Save configuration Use this feature to save your audio settings configuration The following dialog box allows you to save the file anywhere on your PC as a xml format All 4 memory preset configurations will be saved 4 4 3 Restore Factory default Use this feature to restore the board back to factory default Warning that all configurations will be restored back to default from this action 4 4 4 Restore Factory default Use this feature to restore the board back to factory default Warning that settings of all four configurations will be blanked back to default 4 5 Firmware upgrade In order to enable some new features the miniDSP may require to be flashed with a new firmware All the required tools A and firmware files are already included in the in the installation folder of the plug in So the first step to make sure you have I everything you need is to install the new plug in by logging to the UserDownload section Note that firmware upgrade tools is Windows only at this point of time A mac tool is in the works A warning may be shown dur
18. miniSHARC USER MANUAL qoute ui m lal eee Tp Li pe A Added section for AN FP connectivity 28 08 2013 www minidsop com miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P 1 nin Contents 1 BS OC AO UE O aE ATR nt NEM TNE OREM NOT NENTNOA ORS NOT Nn tnnnt HEMT Str NENT NO ORES TOT NEM TRE UREN NOT NEM NERC RE ENTE NENT NE TREN ner NER TNE TREN Tt NEM Tne re 2 Syston 1 eM MY aac ner aa ns aan nag shana aAA tan esa E AREE TOA EEE EEA TARNE AE AE EEEE AAA AET E ANENE AEEA AEEA EAEE 2 1 saleksa FN VS IY AEEA A E ne as uarsaus dak A A A E A E E ET uebateateanne land 2 2 PINOUT o expansion Connector J2 eosin oaiserinornisn enaena raad na ANEA Nar ENT Een aCe nee nT ee ee ena 2 3 I O a EA EE 2 4 Interfacing to the MINISHARC ssiccimiaintiwiniainiwiniainiwiniainiaintntainiadniwiniadiniwdnihinieiniadntadnwad 2A PC FOW CONNEC Iy erehe a AE AE RE E AEAEE NAERAA 2 4 2 URCO I a E ATR E E A A EN E E A E A 2 4 3 Se CONNEC IVT IFMA cacaeccucacearuconsacsucarseasucensaceucagseasucensacsucaneecuuconsancusacsacnucansacsucasseanucensecsucessaanucensaceuceclansucenacsurarearees 2 4 4 AN FF OLS Gace Sah Cam OPTION anes en ne ee 2 4 5 VOL FP connectivity OPTION stenssesicsietss steaaictusbicate hans batches tiaale hans Watcha tiaale haa Wiaistun Gdaleouasbiealsiu ates haa Wiaituabeaale haa Walaa acaiaecaaaaetane Wai 2 4 6 SO PUIG CO CO el ANY te reeset a E diate ndteceman chasads
19. mp OUT and BCLK IN amp OUT are shared and the same Data lines I2S_DATA_IN 16 24bit data input to the miniSHARC for processing e I2S_DATA_OUT 24bit data output from the minisHARC The following timing diagram illustrates the expected I2S audio format LRCLK LEFT CHANNEL eee Tae spaATA__ X mse X____ 1 F Figure 31 PS Mode 16 Bits to 24 Bits per Channel miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P 10 3 Software Setup miniDSP platforms are controlled and configured over a USB connection Our software so called plug in must be purchased from our online webstore separately The following section will highlight the steps required to configure the miniDSP plug in In order to familiarize yourself with the software first do not connect any amplifiers fo your miniSHARC outputs until you understand each object Le d Get to know the software first then start playing audio 1 The first step consists in downloading the following required frameworks o Microsofts NET framework v3 5 or up PC only o Latest version of Adobe AIR environment Mac Win On o Latest version of Adobe Flash player Mac Win 2 Next go to the User Downloads section of the miniDSP website The purchased plug in will be available for download once logged in with the credentials for your account 3 Double click on the air file to install the plug in
20. ms you may have to run the application as administrator i e right click on application icon and select Run as Administrator Problem unsolved by Have a look at our forums to see if someone else already above suggestions had this issue Send us an email info minidsp com with a clear explanation of the symptoms and descriptions of the troubleshooting steps you already performed miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P 21
21. ng Email info minidsp com Features and Specifications are subject to change without prior notice P 19 Master Mute List of supported IR commands Volume Up Volume Down Digital source 1 Digital source 2 Digital source 3 Command Contig 1 Learned Config 2 Config 3 Config 4 Master mute Volume Up 1dB increments with ramping down when holding button Volume Down 1dB decrements with ramping down when holding button Digital Source 1 2 used for source selection between Toslink and SPDIF input Config 1 2 3 4 Used to select one of the config built under the software Make sure you ve previously pre configured these first To program a command 2 simple steps e While connected and synchronized Press the LEARN button e Point the remote to the IR receiver and press the button to learn the command A dialog box will confirm a successful learning and a green arrow appears once the command learned In case the platform fails to learn the remote command you most likely do not have a Philips RC6 Sony Nect compatible remote Please try another remote Feature such as Config 1 4 selection will only work when the unit is not connected synchronized to the plug in P Command for Digital source selection is for future only and does not apply to any miniDIGI setup J gt ae 5 Troubleshooting The following symptoms were found to be the most likely cause of issues emt _ Symptoms Troubleshooting recommendation If not solved
22. rom there on AUDIO OFF Connect amp Synchronize _ gt Providing your board is connected to the PC with a USB cable the following important dialog box pops up with 4 options A miniOSP kit with Serial 900026 was detected Please choose from one of the following options miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice nnn a Synchronize With this option the current plug in configuration will be loaded flashed to the MiniSHARC and your plug in turned to On line mode Warning that it will overwrite whatever configuration was previously loaded on the board If you d like to load a different configuration click cancel and go to the settings tab to load one of your previously saved configurations If you previously installed a different firmware version on your kit this button will display Synchronize amp Upgrade Meaning the MiniSHARC kit firmware will be Upgraded to the current plug in firmware along with the current settings you have b Restore to Default With this option the software application resets all settings back to factory default and reload the firmware Warning that all current settings will be lost and there are no ways to be able to recover them In either synchronization steps the following dialog box will pop up It s very important that you do not un plug the board in the middle of a firmware upgrades or you
23. rrection SEE Ch y RUTA 1 Click on Browse to find a bin file in the correct IEEE754 single floating point format miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P16 Open Look in 9 70dB without_headroom vy e EJ P 2 sich j e che My Recent Documents Q o a fa D My Documents E My Computer My Network laces File name Chi X bin Files bin 7 File is being loaded to the user interface with a confirm message Files of type FIR FILTER CHANNEL 1 Unload FIR file C Documents 20and 20Settings Workstation4 Desktop drc bin_for_Tony flat_with 20headroom Ch1 bin Cancel j Bypass 10000 ee Send to DSP File Mode Text Mode Taps Used 1024 Taps Available 3156 Once you ve confirmed that the response is what you expect Click on the Send to DSP button to load the settings to the DSP A confirmation will pop up to announce how many taps were loaded Manual input mode If your 34 party software provides the filter taps in a text format you can copy and paste them to the dialog box providing they have the following format Click Process button once paste to show the overall response Note that you do not need to enter all coefficients The interface will automatically zero fill the remaining once you click the button Process NOTES O O
24. to improve your audio system s performance Using a PC Mac machine and a USB connection you will be able to control your platform from the plug in an intuitive software application allowing real time modification to your configuration Besides its audio specs a great part of our product concept lies in its simplicity of use The sequence of steps required to control a miniDSP can be summarized as follow Connect the board to your PC Mac machine using a USB cable Launch the plug in to configure settings as required Click Connect amp Synchronize your PC to the board Once synchronized any change is real time and does not require any Synchronization All settings are also automatically saved to both the DSP and the Flash for long term memory Once happy with your configuration you can disconnect the board from your computer since from this point on the audio configuration will run as last modified in on line mode and recalled following every reboot Enjoy Minimum System Requirements for software installation MiniDSP software requires in a PC MAC environment with the following minimum requirements PC Environment PC with 1GHz or higher processor clock speed recommended Intel Pentium Celeron family or AMD K6 AMD Athlon AMD Duron family or compatible processor recommended 512 megabytes MB of RAM or higher recommended USB 2 0 port Keyboard and mouse or compatible pointing device Microso
25. uc insets connect A 2 4 7 Lo AVO CONO IG rs sce ett pees ret scene se ti ee ope dnd ae ein E E E bid deemniesteusi sane 3 ONO T A A E A AAAS 4 Plug in Architecture of TNE MINISHARC ss ssssssssssssssssssssssssssssssssssssssssssssssssssesssssssssesssssssssssssssssssssssssssssssssssssssseesssssssssssssssssssssssssesssssess 4 1 1 E A EEEE E 4 1 2 Prosci Mo moy SEIS Cioran E E EEE E AE E EE E AE 4 1 3 POOTO aeaa aAA AA A ET AAT AEAT A E AA T A E A AA AAS 4 2 N E T E og aed snag ae ovary se savntbb aera asp sao ca es vcore eaves gab aeavates eens 4 3 TT TM pega dis wa cao isch Wace atv ea cladic v4 adios se aclodig acted v4 easlosias E 4 3 1 OT Sac stated E pee E A oat arse ste T E E E E NE E E E E Aa LE MET E A AE E AAE ee AA we E AAE E E EE EE TEE E AA NE me N E E EA E A E 4 3 3 Stire BE E a esc E ms A a os es vases vans nc sc Gees ee es aa nce ea eee sees ee ea ccc eas acta ese ences ss eee A E eee 4 3 4 I ae hens ans are eso cn rs cine desk ee acted rene ae concerted ae etic av onion acon OAE ane AA aac AETA 4 3 5 FIR Finite Impulse Response filter SECTION cccccccccccssscscssscssscccceccccccceccccccescecceccescececsccececcecccecescccccccecsececcccecesscecceeseeeeeeeees 4 3 6 FOP OUST EN Ui ctpres exo setcs moins na ca suinsaten ceumiceina A AEE A E EEE E 4 3 7 Compressor NSF space eceme ss Fess naib dicacenieh Geteanets Shean ves eee veh Geec emul UA eleanor Geecionen ad boned ATESA ENEA ORA Geannnesteansth TEn ONRAT 4 3 8 Master val
26. umMme CONT ahaa asaya astio na ops tiae ogni ANAN 4 4 Load Save Restore a CONFIQUIATION 00cssseessssssssssssssssessssssseessssssssssesssssesssessseeeseeeeeeeeeeeeeeeeeseeeseeeeeseeseseessessseeesesessessesssesssssseseseseeees 4 4 1 TE O O EEEE 4 4 2 E A E sesees aus eden a uranic urna ea auicuanscs Gutuad ce aucuan chase autan cs aumadeaumances 4 4 3 FN Tee UN acc cc ar ea cate cae he sa sec va duncan ec da ea va gece cece sa aac dunce on teen aa cae a et nce OTA 4 4 4 Restore Factory default vi covissiconsesacakncedcnonnsonsuatonetsionncebewote qotbuenseebsaabecut sunswaneualoensdaenseansankeqndauenseetianbegntdioreqniseunsasidaaeaetiantenniaeonts 4 5 aLa eatea e A E A es E E E E E E E E E E E E E E E EE E 4 6 IR remote learning feature VOL FP amp DIGI FP ONLY s sssssssssssssssssssssssssssssssssssscesssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssess 5 iiet aE ge Ea E E E P EE T A AE E PE E AO E E E A E A EE O EEE TE E E P e PA miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice eins iy P2 nin 1 Product Introduction The miniSHARC kit is a Digital AUdio Signal Processor DSP board capable of performing a wide range of applications from filtering equalization to time alignment Typically located between an audio source CD player Receiver Preamp PC etc and the amplifier a miniDSP will provide unparalleled tuning flexibility
27. ured for a 4way configuration with miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P 13 Left audio input being routed to analog outputs 1 4 Right audio input being routed to analog outputs 5 8 Crosspoint Digital outputs in buttons ON Columns I2S Out owputi Output2 Output3 Output4 Output5 Output Output7 Output8 Digital inputs in ROWS SPDIF In Output1 Output2 Output3 Output4 Output5 Output6 Output Output8 Input3 Input4 Note how labels of input channels and output channels followed on the Matrix mixer to simplify your routing Let s illustrate the concept of configuration of this block using a 3way configuration 2 subs where both Left amp Right signals are being mixed combined Left channels routed to Left Mixing happens when Speaker Low Mid High multiple crosspoints are enabled within a column I2S Out Output1 Output2 Output3 Output4 Output5 Output6 SUB SPDIF In Outputl Output2 Output3 Output4 OutputS Output6 Input3 Input4 miniDSP Ltd Hong Kong Email info minidsp com Features and Specifications are subject to change without prior notice P 14 4 3 Output Tab Outputs 12S Outputs 1 2 3 4 D gt Outputi Output2 Output3 Output4 12 12 12 Om 0 amp Om 12 12 12 24 24 24 36 36 36 48 48 48 60 60 60 72 72 72 Custom label Monitor Output volume Infinit
28. y Infinity Crossover control FIR filter control PEQ control Mute control Polarity control becanafib Resend Mute Mute Mute Invert delay in ms 0 3000ms Invert Invert delay in ms delay in ms delay in ms 0 3000ms 0 3000ms 0 3000ms Output delay FF f a i B B Dist cm 0 Dist cm 0 Dist crmm 0 Dist cm 0 Compressor limiter 4 3 1 Custom Label 5 6 Output5 12 12 0 6 i 0 5 f 12 12 24 24 36 36 48 48 60 60 72 72 Output Mute Mute Mute Mute Invert Comp delay in ms 0 3000ms Invert Invert delay in ms delay in ms delay in ms 0 3000ms 0 3000ms 0 3000ms ee a Invert Dist cm 0 Dist cm 0 Dist cm 0 Dist cm 0 The custom label feature allows you to input a user defined label for each output channels A handy feature to remember the output configuration of your system 4 3 2 Monitor Allows you to monitor the input meter of that specific channel on a RMS meter Note that the information is shown in dBFS 4 3 3 Output volume A fader control for 12 to 70dB digital gain control Similar to the input volume control 4 3 4 Crossover Controls for the Low amp High pass filters are available when clicking on the Xover crossover button The log scale graph gives you the equivalent response of the applied filter By pointing the mouse anywhere on the plotted curve the dB attenuation and respective frequency are displayed
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