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DPA480 User Manual

1. around the selected frequency the amount of canceled band is decided by the Q value If we selected a Notch Filt filter within EQ 1 then the Q has to be set at a desired value of say 1 00 using the PM3 encoder and the Notch Frequency at say 1 00KHz with the NAV PM1 encoder the EQ sub menu screen will Show the following Once in the Notch Filt Filter s edit screen all the filter s parameters can be modified using the NAV PM1 and PM3 encoders for editing the Filter s Notch Frequency and Q Notch Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting Name Edit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Note1 once the desired options have been selected using the 3 encoders they are automatically saved as current and stored in the DPA480 system status once leaving the page Note2 to exit this page push the ESC button Vu Meter page from this page it is possible to select what is shown on the Output LED meters by using th
2. 6 1r If selected a Band Pass filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz 0 0dB Q 1 00 6 1s If selected a Notch Filt filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz dB Q 1 00 Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Amp 15 0 dB 15 0 dB Amp 15 0 dB 15 0 dB Amp 15 0 dB 15 0 dB Amp Amp Amp Amp Amp Amp Amp Amp Amp 15 0 dB 15 0 dB Amp Q Q Q Q Q Q Q Q Q Q Q Q Q 0 30 20 00 0 30 20 00 0 30 20 00 0 30 20 00 0 30 20 00 0 30 20 00 4 in 8 Out Speaker Management System MENU 1 2 3 4 5 6 7 8 Output Channels Editing Access by pushing the 1 2 3 4 5 6 7 8 buttons NAV PM1 Encoder NAV PM1 Enc PMe Enc PM3 Enc to navigate between menus to chose values for the parameters no need to confirm
3. 8 Out Speaker Management System The following is the HEX Code for controlling the DPA480 recall presets and master volume control USB Remote Control protocol for Presets Changing and Gain Volume controls Preset Changing CMD RECALL PRESET CMD 1BH A The User has to send the following Command including the number of the preset to load on the unit TX SIX ID_M ID_N CMD DO D1 D2 D3 D4 D5 D6 D7 ETA FOH C3H XX 1BH NPreset QOH OOH OOH OOH OOH OOH OOH F7H XX O 31 ID device Npreset 0O 23 Presetnumber The DPA480 s microcontroller will check if the Preset is initialized available or not yet created B If YES then the microcontroller will send back to the User eg Crestron AMX Remote Control the same frame used by the command RX STX ID M ID_N CMD DO D1 D2 D3 D4 D5 D6 D7 ETX FOH C3H XX 1BH NPreset QOH OOH OOH OOH OOH OOH OOH F7H So in this case if the user gets back EXACTLY what was sent the preset is existing and loaded on the unit C If the preset that the user wanted to load is NOT YET INITIALIZED not yet created so not available the microcontroller will notify that to the user sending back the following frame RX SIX ID M ID_N CMD DO D1 D2 D3 D4 D5 D6 D7 ETX FOH C3H XX 1BH FFH OOH OOH OOH OOH OOH OOH OOH F7H 4 in 8 Out
4. EQ Bypass Off PM1 N A Off On 6 Input A B C D EQ X X from 1 to 5 Byp Off Type Y Y Peaking_Eq Hi Shelv_1 Hi Shelv_2 Hi Shelv_Q Lo Shelv_1 Lo Shelv_2 Lo Shelv_Q Lo Pass_1 Lo Pass_ 2 Lo Pass_Q Hi Pass_1 Hi Pass_2 Hi Pass_Q All Pass_1 All Pass 2 Band Pass Notch Filt ESC ENTER gt Byp Off Type Y Through the PMe2 it is possible to Byp the single selected filter Through the PM3 it is possible to select one of the 17 available filters type Once selected the filter Type and NOT in Byp mode pressing again the ENTER button can be accessed the selected filter s editing page 6 1 Input A B C D EQ Ix1 X from 1 to 5 gt Byp Off Type Y ESC ENTER 6 1a If selected a Peaking_Eq filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz 0 0dB Q 1 00 6 1b If selected a Hi Shelv_1 first order High Shelving filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz 0 0dB Q 6 1c If selected a Hi Shelv_2 second order High Shelving filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz 0 0dB Q 6 1d If selected a Hi Shelv_Q variable Q High Shelving filter then the filter can be set by the following parameters Input A
5. Q the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting dit Freq 1000H Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Hi Shelv_1 2 Filter These Shelving filters present 3dB less than the selected Gain or 3dB more than the selected Attenuation at the selected cutting frequency and a slope of GdB Oct 12dB Oct If we selected a High Shelving filter of the 1st 2nd order within EQ 1 then the GAIN has to be set at a desired value of say 3dB using the PM2 encoder and the Lo Cut Frequency at say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following Once in the Hi Shelv_1 e Filter s edit screen all the filter s parameters can be modified using the NAV PM1 and PMe2 encoders for editing the Filter s Low Cut Frequency and Gain Low Cut Frequency the selectable frequencies range is from 20Hz to 2OkHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder Gain the selectable range of the Gain is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PM2 encoder When in the Parameters Editing Page pushing once more the ENTE
6. ms or Distance in meters m By pressing ENTER and rotating the PMe or PM3 encoder it is possible to select the measurement unit to be used for the delay which will be confirmed by pushing the ENTER button The following screen shows the selected delay measurement is Time milliseconds The correct Software Version is V1 06 4 in 8 Out Speaker Management System Program Utilities Sub menu this sub menu allows you to access several options related to the DPA480 Operating mode and to manage the presets stored and recallable within the Unit By pressing the ENTER button and then using the NAV PM 1 encoder the following pages can be accessed Recall a Program this page allows the Loading of a preset program You can store up to 32 presets in the DPA480 memory By pressing ENTER and rotating the PM2 or PM3 encoders it is possible to scroll through all current available user presets lf NO USER PRESETS are stored yet the screen will show the following 01 PRESET1 By using the PMe2 or PM3 encoder it is possible to scroll through the stored presets Once the desired preset appears on the screen select it by pressing the ENTER button and this will force the DPA480 to begin to load this selected preset and the following transitory screen will appear g g 01 PRESET i Once loaded the DPA480 will exit to the Recall a Program screen automa
7. B C D EQ Ix up to 5 filters available Freg Gain Q gt 1000Hz 0 0dB Q 1 00 PM1 N A Off On Freg 20Hz Amp 15 0 dB 20kHz 15 0 dB Freg 20Hz Amp 15 0 dB 20kHz 15 0 dB Freg 20Hz Amp 15 0 dB 20kHz 15 0 dB Freg J 20Hz Amp 15 0 dB 20kHz 15 0 dB PM3 Enc Same as PM2 Same as PM2 Same as PM2 000 0000mS 20 8 us steps 000 9984mS Same as PM2 Peaking_Eq Notch Filt Q 0 30 20 00 Q nn Q e Q 0 30 20 00 4 in 8 Out Speaker Management System 6 1e If selected a Lo Shelv_1 first order Low Shelving filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz 0 0dB Q 6 1f If selected a Lo Shelv_2 second order Low Shelving filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz 0 0dB Q 6 1g If selected a Lo Shelv_Q variable Q Low Shelving filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz 0 0dB Q 1 00 6 1h If selected a Lo Pass_1 first order Low Pass filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz dB Q 6 1i If selected a Lo Pass_2 second order Low Pass fi
8. IP option using the encoders PM2 PM3 and pressing Enter the possibility of setting the TCP IP address for the unit is given turning the PM1 counter clockwise and adjusting the TCP IP s first 2 digits from 01 up to 32 Security Sub menu this sub menu allows the User to set the parameters shown lock the DPA480 and set a Password therefore limiting the unit s functions and controls to those who have access to the appropriate Password Press ENTER and then use the NAV PM1 to scroll between options Show Parameter Pressing ENTER from the above menu will access the Show Parameter Sub Menu Press ENTER again and use the PMe or PM3 encoders to scroll between the be shown and not be shown options An asterisk will highlight which option is selected Choosing the be shown option means that once the unit is locked you cannot access parameter editing features but they will be displayed on the LCD screen 4 in 8 Out Speaker Management System Choosing the not be shown option means that once the unit is locked the parameters will not be shown at all With this option when trying to access a parameter the following screen message will appear not be shown Lock Unit this sub menu allows the user to lock the device so no parameters can be edited or modified When the Unit is in an unlocked condition all parameters will be available for editing When you select On all paramete
9. LCD screen appears on the DPA480 Memory Reset 3 Release the buttons and wait for the DPA480O to re initialize Once completed the DPA480 will resume regular operation as though it was a new unit from the factory and no previously programmed parameters will be available for use GND and USB LIFT switches The DPA480 on its back panel is providing a couple of switches allowing to connect or left unconnected the power Supply Main GND and the USB connectors GND to the chassis MAIN LIFT GND Switch Actually can happen that sometime it is necessary to NOT connect the Main Ground to the Chassis in order to avoid GND loops This is possible using the MAIN GND LIFT switch When the switch is positioned on GND the Main Power Supply GND is connected to the Chassis USB and RS485 LIFT GND Switch When using a USB or RS485 remote control connection can be that the GND of the USB ocable it is not connected to the remote controller GND In this case it is necessary to provide it from the processor s side and this can be done selecting the GND position with the USB RS485 switch On the other hand if the GND of the USB or RS485 cable is already connected to the remote controller GND to connect the same ground also to the GND of the processor could create GND loops or generate GND noises In this case the switch on the position Lift will leave the cable GND not connected to the chassis of the DPA480 4 in
10. Speaker Management System xX Input Gain and Output Volume Control UPDATE GAINS PHASE CMD 01H A The User has to send the following Command including the value to be assigned to Vol for modifying the Input Gain Chn O 1 2 3 or the Output Volume Chn 2 3 4 5 6 7 8 9 Also the Output signal Phase can be modified TX STX ID M ID_N CMD DO D1 D2 D3 D4 D5 D6 D7 ETX FOH C3H XX 01H Chn OOH OOH OOH OOH OOH Phs Vol F7ZH XX O 31 ID device Chn 0 7 Channel selected 0 1 2 3 In1 In4 2 9 Out1 0ut8 when Channel O 1 2 3 selected then Vol Input Gain when Channel 2 3 4 5 6 7 8 9 selected then Vol Output Vol Phs Phase only if the Chn gt 1 Value O 1 where O direct 1 inverse 180 Vol Gains from O to 180 12dB 6dB step 0 1dB B If the command has been properly executed and the Gain Volume modified then the microcontroller will send back to the User leg Crestron AMX Remote Control the same frame used by the command RX SIX ID_M ID_N CMD DO D1 D2 D3 D4 D5 D6 D7 ETX FOH C3H XX O1H Chn OOH OOH OOH OOH OOH Phs Vol F7H 4 in 8 Out Speaker Management System ON Product Dimension UTIUTY MENU System Utilities 440 mm DPA480 Technical Specifications Designed in italy Assembled in interf GND gt fe lt 9 44mm The DPA480 Digital Speaker
11. by the following parameters Out Ixl EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz dB Q 3 1i If selected a Lo Pass_2 second order Low Pass filter then the filter can be set by the following parameters Out ix EQ Ix up to 7 filters available Freg Gain Q gt 1000Hz Q 3 11 If selected a Lo Pass_Q variable Q Low Pass filter then the filter can be set by the following parameters Out Ix EQ Ix up to 7 filters available Freg Gain Q gt 1000Hz Q 1 00 3 1m If selected a Hi Pass_1 first order High Pass filter then the filter can be set by the following parameters Out Ixl EQ Ix up to 7 filters available Freg Gain Q gt 1000Hz dB Q 3 1n If selected a Hi Pass_2 second order High Pass filter then the filter can be set by the following parameters Out Ixl EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz Q 3 10 If selected a Hi Pass_Q variable Q High Pass filter then the filter can be set by the following parameters Out Ixl EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz Q 1 00 3 1p If selected an All Pass_1 first order All Pass filter then the filter can be set by the following parameters Out Ixl EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz dB Q 3 1q If selected an All Pass_2 second order variable Q All Pass filter then t
12. can be accessed the selected filter s Fast Freq Selection page 4 In 8 Out Speaker Management System 2 1 2 1a 2 1b If selected a Custom Filter from 2 up to 4 order depending from the filter s order the cascade od second order Cells building the filter are available for editing in their Freq and Q parameter 2 1b 2 1b 2 1b Output x Name LPF gt YF 20 0 Hz ESC ENTER If selected a filter from Buttw_1st up to Bessel_4th then the filter s Cutting Frequency can be set as follow Output x Name LPF gt Edit Freq 250Hz indepndently For proceeding with the editing of a custom filter Cell the PM1 is here used foir the Cell selection So a Cutom Filter can be set in its parameters as follow 1 If selected a Custom_2nd filter Output x Name LPF gt Custom_2nd F 250Hz gt Filtx F 250Hz Q 0 3 2 If selected a Custom_Srd filter Output x Name LPF gt Custom_3rd F 250Hz gt Filtx F 250Hz Q 0 3 3 If selected a Custom_4th filter Output x Name LPF gt Custom_4th F 250Hz gt Filtx F 250Hz Q 0 3 Thousands Editor Freqg J 1000Hz 20000Hz 2 order Cells selection 2 Ord Cellx x 1 x 1 2 Ord Cellx x 1 Q not available x 2 2 Ord Cell x 1x 1 x 2 Hundreds Editor Freg J 100Hz 900Hz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Units Editor Freg 1Hz 100Hz Q 0 05 10 00
13. from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting A Ji i Mil INAL dit Freq 1000H Here the NAV PM 1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz ON Menu Output 1 2 3 4 5 6 7 8 Output Channels Editing access by pushing the 1 2 3 4 5 6 7 8 buttons From the Default Screen it is possible to access the Output Channel menu by pressing the 1 2 3 4 D 6 7 or 8 button Once pressed the related blue EDIT LED will turn ON The Sub Menus pages can now be scrolled through by rotating clockwise and counter clockwise the NAV PM1 encoder For parameter editing it is necessary to press ENTER and an arrow will appear on the left of the screen gt Then use the PMe and PM3 encoders for selecting and setting the parameter values On some parameters that have three independent values you will also need to use the NAV PM1 encoder for example for the filter s parameter setting Note All parameter editing can be done using the NAV
14. increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz 4 in 8 Out Speaker Management System Low Pass Q Filter The Gain of these Low Pass filters can be modified at their cutting frequency corner depending from the value assigned to the Q parameter If we selected a Low Pass filter with variable Q within EQ 1 then High Cut Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder and the Q at 3 5 using the PMS encoder the EQ sub menu screen will show the following Once in the Low Pass Q Filter s edit screen all the filter s parameters can be modified using the NAV PM1 and PM3 encoders for editing the Filter s High Cut Frequency and Q High Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting Name gt Edit Freq 1000Hz Here the NAV PM 1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz High Pass 1 2 Filter These High Pass filters present 3dB at the
15. its parameters as follow 1 1b 1 If selected a Custom_2nd filter Output x7 Name HPF gt Custom_2nd F 250Hz 12 order Cells selection gt Filtx F 250Hz Q 0 3 2 Ord Cell x x 1 Freg 20Hz O 0 05 x 1 20kHz 10 00 1 1b 2 If selected a Custom_3rd filter Output x7 Name HPF gt Custom_3rd F 250Hz gt Filtx F 250Hz Q 0 3 2 Ord Cellx x 1 Freg 20Hz Q 0 05 Q not available x 2 20kHz 10 00 1 1b 3 If selected a Custom_4th filter Output x Name HPF gt Custom_4th F 250Hz gt Filtx F 250Hz Q 0 3 2 Ord Cell x Jx 1 Freg 20Hz Q 0 05 x 2 20kHz 10 00 Once editing the Cells Filtx pressing the Enter Button can be accessed also for the Custom Filters the page for the fast frequency setting as available for the NOT Custom Filters and which way of working is described at the point 1 1a 2 Output x Name LPF Y F 20 0 Hz Y Bypass OR Filter Type Order where filter type can be Buttw_1st Buttw_2nd LRiley_2nd Bessel_2nd Buttw_3rd Buttw_4th Lriley_4th Bessel_4th Custom_2nd Custom_Srd Custom_4th ESC ENTER gt YF 20 0 Hz Freq Fast Selection Filt Type Bypass Freq 20Hz ONLY in Freq Editing Mode Custom_4th 20kHz Through the PM2 it is possible to Bypass the filter or to select one of the 11 available filters type orders and through the PMS to set the HP cutting Frequency quick fine tuning by 1Hz steps Once selected the filter Type and pressing again the ENTER button
16. pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting dit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Lo Shelv_1 2 Filter These Shelving filters present 3dB less than the selected Gain or 3dB more than the selected Attenuation at the selected cutting frequency and a slope of GdB Oct 12dB Oct If we selected a Low Shelving filter of the 1st 2nd order within EQ 1 then the GAIN has to be set at a desired value of say 3dB using the PMe encoder and the High Cut Frequency at say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following Once in the Lo Shelv_1 e Filter s edit screen all the filter s parameters can be modified using the NAV PM 1 and PMe2 encoders for editing the Filter s High Cut Frequency and Gain High Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder Gain the selectable range of the Gain is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PMe encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting Here the NAV PM1 encoder will increment decrement the Frequency value by
17. set by the following parameters Out Ix EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz 0 0dB Q If selected a Hi Shelv_Q variable Q High Shelving filter then the filter can be set by the following parameters Out Ix EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz 0 0dB Q 1 00 If selected a Lo Shelv_1 first order Low Shelving filter then the filter can be set by the following parameters Out Ixl EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz 0 0dB Q Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Off Amp 15 0 dB 15 0 dB Amp 15 0 dB 15 0 dB Amp 15 0 dB 15 0 dB Amp 15 0 dB 15 0 dB Amp 15 0 dB 15 0 dB Peaking_Eq Notch Filt Q 0 30 20 00 Q Q Q 0 30 20 00 Q a 4 in 8 Out Speaker Management System 3 1f If selected a Lo Shelv_2 second order Low Shelving filter then the filter can be set by the following parameters Out Ixl EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz 0 0dB Q 3 1g If selected a Lo Shelv_Q variable Q Low Shelving filter then the filter can be set by the following parameters Out Ixl EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz 0 0dB Q 1 00 3 th If selected a Lo Pass_1 first order Low Pass filter then the filter can be set
18. setting are the following 1 Customm end builded using 1 IInd order Cell where High Cut Frequency and Q can be set 2 Customm 3rd builded using 2 IInd order Cell where High Cut Frequency can be set on both the cascaded Cells and the Q on the second one 3 Customm 4th builded using 2 IInd order Cell where High Cut Frequency and the Q be set on both the cascaded Cells The following is an example of a LPF sub menu screen with the filter set at 400Hz as Custom 4th on Output using the name Low see later for assigning a Name to the outputs From this Page to access the cascaded IInd order Cells it is necessary to rotate the NAV PM1 encoder Clockwise or Counterclockwise The number of accessible Ilnd order Cells is depending from the Custom Filter order Custom 2nd will allow the editing of just one IInd order Cell Custom_d3rd and Custom 4th the access to 2 IInd order Cells In the previous example rotating Clockwise the NAV PM1 encoder we can access the Filt1 Cell1 and Filt2 Cell2 pages for the Cells High Cut Frequency and Q settings When within the Filt1 editing Page in example SFilt2 F 400Hz Q 15 The filter s Frequency can be set already within these editing pages using the PMe encoder but here is for Frequency fine tuning being the Frequency increment decrement done by 1Hz steps For a quick High Cut Frequency setting need to press the ENTER Button for accessing the High Cut Frequency Fast Settin
19. 0 can be connected via Ethernet USB or RS485 The control remote PC software allows simultaneous control up to 32 units setting all parameters and showing real time levels Explanation of Graphical Symbols CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to humans The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying Important safety instructions e Read the information for use User Manual e Please keep the User Manual in a safe place during the lifetime of the product The User Manual forms an integral part of the product e Heed all warnings e Follow all instructions e Donot use this product near water for example in damp rooms or near a swimming pool e Clean only with dry cloth e Donot cover the heat sink Install in accordance with the User Manual e Donot install near any heat sources such as radiators heat registers stoves or other apparatus that produce heat e Protect the power cord from being walked on pinc
20. 10 Empty Memory 4 in 8 Out Speaker Management System If Presets are available they will be shown in the Delete a Program page as follows Delete a Program Stage 1 2x2 By using the PMe or PM3 encoder it is possible to select a preset to be deleted Pressing the ENTER button on a selected preset will bring up the Enter to Delete page showing the selected preset For example if we want to delete the preset 10 Stage 1 2x2 the screen will be the following 10 Stage 1 2x2 Confirming the deletion by pressing ENTER again will force the DPA480 to erase the selected preset and the following transitory screen will appear Note At any time it is possible to quit the deleting action by pressing the ESC button Memory Card Utilities Sub menu this sub menu allows you to access several options related to the DPA480 Operating mode and to manage the presets stored and recallable within the PC Card when inserted in the front panel related Socket Memory Card Utilities If NO CARD INSERTED in the Socket then the unit if trying to access the Sub Menu pressing the Enter button will show the following Error Card not insterted If a CARD IS INSERTED in the Socket and properly formatted then it is possible to access the same menu of options available for the recall store and delete program already dewscribed in the previous section If a Card is insterted
21. 4 in 8 Out Speaker Management System IlueJeUIl DPA480 User s Manual DPA4S6 Empty Program 4 in 8 Out Speaker Management System Vers 1 0 Designed in Italy Assembled in China SEED Guangzhou Electronic LTD 4F 5F Build B No 885 Shenzhou Road Guangzhou China Tel 86 20 62845258 www marani com cn info seed digital com cn 4 in 8 Out Speaker Management System ON Introduction DPA480 is the flagship of Marani s digital speaker management systems Designed for maximum versatility it provides all the processing and control necessary for both live and fixed installation use It offers 4 analog inputs 8 analog outputs and 2 digital S PDIF inputs managed by a powerful DSP Engine in addition to high performance 24 Bit AD DA converters Each input channel provides a choice of EQ with 5 band Parametric equalizer Noise Gate function Gain control and configurable Delay In addition each input includes Pink White noise internal generator which may be used for tuning sound reinforcement systems during installation Each output offers up to band of parametric equalization in addition to the crossover filters which themselves provide slopes from GdB Octave up to 48dB Octave Each output path also features RMS compressor Peak Limiter and configurable delay The DPA480 supports a full matrix mixing mode where Inputs may be routed mixed in any ratio to any output For remote configuration and control the DPA48
22. 8 Out Speaker Management System HPF sub menu Standard Filters from the sub menu page using the PM2 encoder it is possible to set the HPF in Bypass or as one of the 8 Standard Filters Buttw_1st Buttw_end LRiley end Bessel nd Buttw 3rd Buttw_ 4th LRiley 4th Bessel 4th The following is an example of a HPF sub menu screen with the filter set at 400Hz as 24dB Linkwitz Riley on Output1 using the name High see later for assigning a Name to the outputs The filter s Frequency can be set already within this editing page using the PM3 encoder but here is for Frequency fine tuning being the Frequency increment decrement done by 1Hz steps For a quick Low Cut Frequency setting need to press the ENTER Button for accessing the Low Cut Frequency Fast Setting Page Low Cut Frequency the selectable frequencies range is from 20Hz to 20kHz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz HPF sub menu Custom Filters from the sub menu page using the PM2 encoder it is also possible to set the HPF as Custom Filter where this means that the HPF is builded as cascade of IInd Order Cells which number is depending from the filter s order and where for each Cell can be set independently the Low Cut frequency and the Q More precisely the available independent parameters for setting are the followi
23. 9984m5 by steps of 1mS or 20 8uS To set the Delay time press ENTER an arrow will appear on the left of the screen gt then use the PM2 encoder to set the Delay Time in steps of 1mS and the PM3 for setting the fine Delay Time in steps of 20 8 microseconds The following is an example screen for the Delay page where the Delay Time of Output Channel 1 is set to 160 1872m8 Polarity page from this page it is possible to set the Output Channels Polarity by using the PMe2 or PM3 encoders The polarity can be Normal or Inverted which means rotated of 180 Degrees 4 in 8 Out Speaker Management System The following is an example of a Polarity screen where the Polarity of Output Channel 1 is set to Normal ma Input and Output Channels Last Edited Parameter Return Function Once you have escaped out of parameter editing within the individual Input or Output channels the DPA480 will remember this last editing action on that Channel When you return for your next editing action pressing the EDIT button on that channel will immediately return you to the screen related to this last editing action This function makes fine tuning or modifying easier when it is necessary to make a number of adjustments to the Same parameter in a short time sequence ON Input Channels and output Channels LINK Function The DPA480 is able to perform a unique LINK MODE between Input Ch
24. Output J Name Gain Gain 0 0 dB ESC ENTER gt Gain 0 0 dB 8 Output Lx Name RMS Cmp Thr 12 0dBu Rto 1 1 ESC ENTER gt Thr 12 0dBu Rto 1 1 9 Output x Name RMS Cmp A 5ms R 0 2s Kn 2 ESC ENTER gt A Sms R 0 2s Kn 2 10 Output x7 Name Limiter A 5Sms R 0 2s 20dB ESC ENTER gt A 5Sms R 0 2s 20dB 11 Output x Name Delay Delay 0 000 ms ESC ENTER gt Delay 0 000 ms 12 Output x Name Polarity Polarity Normal ESC ENTER gt Polarity Normal PM1 N A Level Limiter Act RMS Cmp Act Same as PM2 For Editing the Device s Name refer to the Details on the Utility Menus Use Section gt In A Mute On Off gt In B Mute On Off gt In C Mute On Off gt In D Mute On Off PM1 N A 18 db 18 dB PM1 N A Threshold 20 0dBu 10 0dBu Atk tine Sms Rel time 0 1s 200ms 3 0s Atk tine Sms Rel time 0 1s 200ms 3 0s PM1 N A 000 0000mS 1 ms steps 848 0000mS PM1 N A Normal Invert Val Val Val Val 30 up to 00 30 up to 00 30 up to 00 30 up to 00 Same as PM2 Ratio 1 1 32 1 Knee Hard 00 Soft 100 Amp 10 0 dB 20 0dB OFF 000 0000mS 20 8 us steps 000 9984mS Same as PM2 4 in 8 Out Speaker Management System From the Default Screen it is possible access the UTILITY menu pushing the UTILITY button and the Sub Menus pages can be selected just
25. PM 1 PMe2 and PM3 encoders and the current shown value of the selected option is AUTOMATICALLY loaded during the encoders use and stored as the current value once leaving the page ON Audio Signal Output 1 2 3 4 5 6 7 8 Path Block Scheme HPF sub menu from this sub menu it is possible to set the Output Channels High Pass Filter Once on the HPF page Pressing the ENTER Button the filter type fields and the Cutting frequency fields become accessible for the filter s type selection and the Cutting Frequency fine setting The available shapes and orders for the High Pass Filter that are accessible by rotating the PM2 encoder are listed below Bypass High Pass Filter Bypassed Buttw_1st Butterworth Filter 6GdB Oct Slope Buttw_e2nd Butterworth Filter 12dB Oct Slope LRiley_2nd Linkwitz Riley Filter 12dB Oct Slope Bessel _2nd Bessel Filter 12dB Oct Slope Buttw_3rd Butterworth Filter 18dB Oct Slope Buttw_4th Butterworth Filter 24dB Oct Slope LRiley_4th Linkwitz Riley Filter 24dB Oct Slope Bessel 4th Bessel Filter 24dB Oct Slope Custom 2nd Ind Order Filter Cell with editable Cutting Frequency and Q Custom _Srd Cascade of 2 IInd Order Filter Cells with editable Cutting Frequency on both and Q on the second one Custom 4th Cascade of 2 IInd Order Filter Cells with editable Cutting Frequency and Q on both of them 4 in
26. PM3 encoders for editing the Filter s Center Frequency Gain and Q Center Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM 1 encoder Gain the selectable Gain range is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PM2 encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting 000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Notch Filt Filter Filters canceling the band around the selected frequency the amount of canceled band is decided by the Q value If we selected a Notch Filt filter within EQ 1 then the Q has to be set at a desired value of say 1 00 using the PM3 encoder and the Notch Frequency at say 1 QOKHz with the NAV PM1 encoder the EQ sub menu screen will Show the following Once in the Notch Filt Filter s edit screen all the filter s parameters can be modified using the NAV PM1 and PM3 encoders for editing the Filter s Notch Frequency and Q 4 in 8 Out Speaker Management System Notch Frequency the selectable frequencies range is
27. PM3 encoder the EQ sub menu screen will show the following Once in the All Pass 2 Filter s edit screen all the filter s parameters can be modified using the NAV PM1 and PM3 encoders for editing the Filter s Phase Rotation Frequency and Q Phase Rotation Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting MUT dit Freq 1000Hz Here the NAV PM 1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Band Pass Filter Filters allowing to pass the band around the selected frequency the amount of passing band is decided by the Q value If we selected a Band Pass filter within EQ 1 then the Q has to be set at a desired value of say 1 00 using the PM3 encoder the GAIN at say 3dB using the PMe encoder and the center Frequency at say 1 00KHz with the NAV PM1 encoder the EQ sub menu screen will show the following 1itA OOkHz 3 0dB Q1 Once in the Band Pass Filter s edit screen all the filter s parameters can be modified using the NAV PM 1 PM2 and
28. Processor is based on a powerful analog and digital Dual DSP platforms having the following specifications Analog Input Signal Maximum Input Level Analog Output Signal Maximum Output Level Digital Processing DSP A D Converters D A Converters Sampling Frequency S PDIF Stereo Digital Input S N THD N Frequency Response Bypass Power Supply Remote Control ChA ChB ChC ChD 2O0dBu Ch1 Che Ch3 Ch4 Ch5 Ch6 Ch7 Ch8 20dBu 2xSAM3716 24bits data x 96 bits coeff AKM5388 24bits 4xAKM4396 24bits 48kHz 32kHz 44 1kHz and 48kHz Sources Accepted 110dBA 0 005 20Hz 2OkHz 1 dB Switching Power Supply USB RS485 TCP IP Bal Female XLR Bal Male XLR 4 in 8 Out Speaker Management System lu ueJeuUl SEED Guangzhou Electronic LTD 4F 5F Build B No 885 Shenzhou Road Guangzhou China Tel 86 20 62845258 www marani com cn info seed digital com cn
29. Q 0 05 10 00 Q 0 05 10 00 Once editing the Cells Filtx pressing the Enter Button can be accessed also for the Custom Filters the page for the fast frequency setting as available for the NOT Custom Filters and which way of working is described at the point 1 1a 3 Out Ix l EQ x X from 1 to 7 Byp Off Type Y Y Peaking _Eq Hi Shelv_1 Hi Shelv_2 Hi Shelv_Q Lo Shelv_1 Lo Shelv_2 Lo Shelv_Q Lo Pass_1 Lo Pass_2 Lo Pass_Q Hi Pass_1 Hi Pass_2 Hi Pass_Q All Pass_1 All Pass_2 Band Pass Notch Filt 3 1 3 1a 3 1b 3 1c 3 1d 3 1e ESC ENTER gt Byp Off Type Y PM1 N A Through the PM2 it is possible to Byp the single selected filter Through the PM3 it is possible to select one of the 17 available filters type Once selected the filter Type and NOT in Byp mode pressing again the ENTER button can be accessed the selected filter s editing page Out Ix EQ Ix X from 1 to 7 gt Byp Off Type Y ESC ENTER If selected a Peaking_Eq filter then the filter can be set by the following parameters Out Ixl EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz 0 0dB Q 1 00 If selected a Hi Shelv_1 first order High Shelving filter then the filter can be set by the following parameters Out Ix EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz 0 0dB Q If selected a Hi Shelv_2 second order High Shelving filter then the filter can be
30. R Button it is possible to access the page of the Frequency Fast Setting Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Hi Shelv_Q Filter These Symmetrical Shelving filters present 12 level of the selected Gain Attenuation at the selected cutting frequency and a slope that is depending from the chosen Q value If we selected a High Shelving filter with variable Q within EQ 1 then the GAIN has to be set at a desired value of say 3dB using the PMe encoder the Q at 3 5 and the Lo Cut Frequency at say 100QHz with the NAV PM 1 encoder the EQ sub menu screen will show the following 4 in 8 Out Speaker Management System Pee A i p jut wie 1000Hz 3 0dB Q 3 Once in the Hi Shelv Q Filter s edit screen all the filter s parameters can be modified using the NAV PM 1 PMe2 and PM3 encoders for editing the Filter s Low Cut Frequency Gain and Q Low Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder Gain the selectable range of the Gain is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PMe encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page
31. Release Time R and Knee type Once pushing ENTER the above screen will change as follows 4 in 8 Out Speaker Management System The Attack Time A can be edited using the NAV PM 1 encoder the Release Time R the PMe2 encoder and the Knee type the PM3 encoder Attack Time AT the selectable range of the RMS Compressor s Attack Time is from Sms to 200ms in steps of Ims from Sms to 2Oms then Sms from 20ms to 3Oms then 10ms from 380ms to 100ms and 20ms from 100ms to 200ms The Limiter s Attack Time can be adjusted by rotating the NAV PM1 encoder Release Time RT the selectable range of the RMS Compressor s Release Time is from O 1s to 3s in steps of 0 1s and can be adjusted by rotating the PMe2 encoder Hard Soft Knee the selectable range of the RMS Compressor s Knee type is from 000 Hard up to 100 Soft and can be adjusted by rotating the PM3 encoder Peak Limiter sub menu from this page it is possible to set the Output Channels Peak Limiter The following is an example screen for the Peak Limiter page where the Attack Time of the Peak Limiter is set at oms the Release Time is set at O0 2Sec and the Peak Limiter Active Threshold is set at 15dB Once pushing ENTER the Peak Limiter s parameters can be modified using the NAV PM1 PMe and PM3 encoders for editing the Peak Limiter s Attack Time A Release Time R and Active Threshold Once pu
32. TOMATICALLY loaded during the encoders use and stored as current value once left the page Note once the desired options have been selected using the 3 encoders they are automatically saved as current and stored in the DPA480 system status once leaving the page Note2 to exit this page push the ESC button Audio Signal Input A B C D Noise Gate page from this screen it is possible to turn On or Off the Noise Gate on the input path The full setting of the Noise Gate parameter can be done by Remote Control ONLY through the Pc Sw coming with the Unit Source page The Dpa480 can assign to each input channel independently the input source Particularly 4 sources for the Input are available Analog coming on the Input XLR connectors Digital coming on the S Pdif RCA cpnnectors White Noise or Pink Noise generated internally The Input source can be selected pressing ENTER and using the PMe or PM3 encoders The following is an example screen for the Source page that has set the Input as ANALOG Gain page from this screen it is possible to set the Input Channels Level from 18dB to 18dB press ENTER an arrow will appear on the left of the screen gt then use the PMe or PM3 buttons The value set on this screen will only affect the input level of the selected Channel A B C or D The following is an example screen for the Gain page that has set the Gain of Input C
33. V PM1 encoder Gain the selectable range of the Gain is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PMe encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting Name __ sEdit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Low Pass 1 2 Filter These Low Pass filters present 3dB at the selected cutting frequency and a slope of G6dB Oct 12dB Oct If we selected a Low Pass filter of the 1st end order within EQ 1 then High Cut Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following Once in the Low Pass 1 e Filter s edit screen the NAV PM 1 encoder can be used for editing modifying the Filter s High Cut Frequency High Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting _ gt Edit Freq 1000H Here the NAV PM1 encoder will
34. age Hig sEdit Freq 400Hz Low Cut Frequency the selectable frequencies range is from 20Hz to 20kHz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz LPF sub menu from this sub menu it is possible to set the Output Channels Low Pass Filter Once on the LPF page Pressing the ENTER Button the filter type fields and the Cutting frequency fields become accessible for the filter s type selection and the Cutting Frequency fine setting The available shapes and orders for the Low Pass Filter that are accessible by rotating the PMe encoder are listed below Bypass Low Pass Filter Bypassed Buttw_1st Butterworth Filter 6GdB Oct Slope Buttw_2nd Butterworth Filter 12dB Oct Slope LRiley 2nd Linkwitz Riley Filter 12dB Oct Slope Bessel 2nd Bessel Filter 12dB Oct Slope Buttw_S3rd Butterworth Filter 18dB Oct Slope Buttw_4th Butterworth Filter 24dB Oct Slope LRiley 4th Linkwitz Riley Filter 24dB Oct Slope Bessel 4th Bessel Filter 24dB Oct Slope Custom 2nd Ind Order Filter Cell with editable Cutting Frequency and Q Custom _Srd Cascade of 2 IInd Order Filter Cells with editable Cutting Frequency on both and Q on the second one Custom 4th Cascade of 2 IInd Order Filter Cells with editable Cutting Frequency and Q on both o
35. ame 5dB Rto 2 1 Once pushing ENTER the RMS Compressor s parameters can be modified using the PM2 and PM3 encoders for editing the Threshold and the Ratio Once pushing ENTER the above screen will change as follows 5dBu As said the Threshold and Ratio can be edited using the PMe and PM3 encoders Threshold the selectable range of the RMS Compressor s Threshold is from 20dBu OFF to 10dBu in steps of 0 2dBu The Threshold can be adjusted by rotating the PM2 encoder Ratio the selectable range of the RMS Compressor s Ratio is from 1 1 Off up to 32 1 Lim in steps of 1 and can be adjusted by rotating the PM3 encoder Note The RMS Compressor Threshold is defined in dBu due to the fact that with both Sinusoid and Squared wave testing signals the DPA480 compressed output dBu RMS Level is the same and matching the selected one RMS Cmp sub menu 2 2 from this page it is possible to set the Attack Time Release Time and Knee type of the Output Channels RMS Compressor The following is an example screen for the Limiter page where the Attack Time of the RMS Compressor is set at oms the Release Time is set at 0 25ec and the Knee type is at the 50 between the HARD 000 and the SOFT 100 one Once pushing ENTER the RMS Compressor s parameters can be modified using the NAV PM1 PM2 and PM3 encoders for editing the RMS Compressor s Attack Time A
36. annels as well as a link between Output Channels to enable quick and immediate editing you cannot link output to input channels To link channels when editing you will need to select a Master channel that will be the one to be edited and have it s parameters displayed on the LCD screen You can then select and link other channels Slaves that you wish to apply the same changes to To enter a link mode session select the Master channel Edit mode then link the Slaves by pressing their related Edit buttons All Linked channels will be selected ready for adjustment when their Blue LED is lit in the Editing mode Now all Slave channels and only those selected will modify their parameters accordingly as you edit the Master channel All other existing parameters will stay the same within the Slave Channels unless edited by this link with the Master channel Note The LINK function is NOT a COPY function If we want to edit the limiter of the Output channels 1 2 4 we can enter the editing mode of Output Channel 1 by pressing the related Edit button and turning on the Blue LED below the Output Channel 1 LED meters This assigns the role of Master and displays this channel s parameters on the LCD Name Limite R 0 2s 5 0dB Then press the Edit button of Output Channels 2 4 turning on their related Blue LED s Now all parameters edited on Output Channel 1 will also be applied to channels 2 and 4 If we want to re
37. bove screen to select the filter which name will appear on the screen If selected a Peaking Eq filter then the display will be as follow 4 in 8 Out Speaker Management System Once selected the desired Filter Type its parameters can be accessed for editing just pressing again the ENTER Button Once pressed the ENTER Button the editing page of the selected filter type will be accessed ONLY if the selected filter it is not set in Bypass mode Depending from the selected filter the related parameters will be available for editing Peaking Eq Filter Peaking filters are at constant Q so with Q not depending from the selected Gain value If we selected a Peaking Eq filter within EQ 1 then the Q has to be set at a desired value of say 1 00 using the PM3 encoder the GAIN at say 3dB using the PMe encoder and the center Frequency at say 1 00KHz with the NAV PM1 encoder the EQ sub menu screen will show the following put A O0kHz 3 0dB Q 1 C Once in the Peaking Eq Filter s edit screen all the filter s parameters can be modified using the NAV PM 1 PMe2 and PM3 encoders for editing the Filter s Center Frequency Gain and Q Center Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder Gain the selectable Gain range is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PMe2 encoder
38. coders Push Button function NAV PM 1 PM2 and PM3 where the Push Button function is associated to the ENTER ESC and UTILITY controls These encoders allow you to navigate the user interface and edit sections of the processor They allow the user to navigate within the screen for the selection of sub menus pages and parameters and to select the values to be assigned during the editing operations The ENTER and ESC functions allow the user to confirm or NOT confirm the operations performed by the encoders UTILITY A B C D and 1 2 3 4 5 6 7 8 buttons The UTILITY button allows the User to enter the Sub menus and set the general characteristics of the Processor The A B C and D buttons allow the User to enter the Editing Menus of the Processor s Input Channels and buttons 1 2 3 4 5 6 7 and 8 allow the User to enter the Editing Menus of the Processor s Output Channels The A B C and D buttons as well as the 1 2 3 4 5 6 7 and 8 buttons have double functions dependent on the push and hold time When the A B C and D buttons are pushed and held for more than one second Input Channels A B C or D are either muted or unmuted The red LED will illuminate when the Channel is muted When the MUTE LED is OFF then the related Input Channel is UN MUTED A momentary push of the A B C and D buttons enters the Editing Mode for the Input Channels see later for the Input Channel Editing de
39. diting the Filter s Low Cut Frequency and Q Low Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder 4 in 8 Out Speaker Management System When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting gt Edit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz All Pass 1 Filter Filters allowing a FLAT Amplitude response and adding a 90 Degree Phase rotation at the selected Frequency If we selected a All Pass filter of the 1st order within EQ 1 then Phase Rotation Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following Once in the All Pass 1 Filter s edit screen the NAV PM1 encoder can be used for editing modifying the Filter s Phase Rotation Frequency Phase Rotation Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page o
40. e PMe2 or PM3 encoders The outputs LED meters can show the Output signal LEVEL the Output RMS Compressor s activity or the Output Peak Limiters activity When the Output signal Level is selected the LED meters will show from bottom up the Level of the signal When the RMS Compressor s activity is selected the LED meters will show from top down the activity of the RMS Compressor Limiter on the output 4 in 8 Out Speaker Management System When the Peak Limiter s activity is selected the LED meters will show from top down the activity of the Peak Limiter on the output Name page from this screen it is possible to assign a 6 character name to the Output Channel The following is an example screen for a Name page labeled Low for Output Channel 1 The first letter position will be blinking Select the Character position from the 6 available by rotating the NAV PM1 encoder then by using the PMe or PM3 encoder it is possible to select the desired character Once you are happy with your name selection press ENTER to confirm the edited Name The new name will be stored The following example shows Sub replacing our previous name of Low Source page from this page it is possible to assign anyone of the Inputs to any Output Channel with the desired percentage of level as in 4 channel mixer Input A with x or Muted Input B with y or Muted Input C wit
41. e filter s parameters can be modified using the NAV PM 1 PMe2 and PM3 encoders for editing the Filter s Center Frequency Gain and Q Center Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM 1 encoder Gain the selectable Gain range is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PM2 encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting Edit Freq 1000Hz 4 in 8 Out Speaker Management System Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Hi Shelv_1 2 Filter These Shelving filters present 3dB less than the selected Gain or 3dB more than the selected Attenuation at the selected cutting frequency and a slope of GdB Oct 12dB Oct If we selected a High Shelving filter of the 1st 2nd order within EQ 1 then the GAIN has to be set at a desired value of say 3dB using the PM2 encoder and the Lo Cut Frequency at say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following Once in the Hi Shelv_ 1 2 Filter s edit screen all the filter
42. ent the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz All Pass 1 Filter Filters allowing a FLAT Amplitude response and adding a 90 Degree Phase rotation at the selected Frequency If we selected a All Pass filter of the 1st order within EQ 1 then Phase Rotation Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following Once in the All Pass 1 Filter s edit screen the NAV PM1 encoder can be used for editing modifying the Filter s Phase Rotation Frequency Phase Rotation Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting dit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz All Pass 2 Filter Filters allowing a FLAT Amplitude response and adding a 180 Degree Phase rotation at the selected Frequency 4 in 8 Out Speaker Management System If we selected a All Pass 2 filter with variable Q within EQ 1 then Phase Rotation Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder and the Q at 3 5 using the
43. ersion V1 06 ENTER 2 UTILITY MENU lt lt Program Utilities gt gt ESC ENTER ESC 2 7 PROGRAM UTILITY a Recall a Program lt lt Recall a Program gt gt o 01 Preset 01 ENTER 32 Preset 32 2 2 PROGRAM UTILITY peel ees Save a Program lt lt Save a Program gt gt n 01 Preset 01 ENTER 32 Preset 32 2 3 PROGRAM UTILITY agen Delete a Program lt lt Delete a Program gt gt 01 Preset 01 ENTER 32 Preset 32 lt lt Memory Card Utilities gt gt ESC ENTER 3 0 If No Pc CARD is inserted in the Unit s front panel socket the DPA48 will just display Error Card not inserted 3 7 lf a Pc CARD is inserted in the Unit s front panel socket the following actions will be available 3 1 1 PROGRAM UTILITY pee Recall a Program lt lt Recalla Program gt gt O1 Preset 01 ENTER 32 Preset 32 3 1 2 PROGRAM UTILITY ESC Save a Program lt lt Save a Program gt gt lt 01 Preset 01 ENTER 32 Preset 32 ESC 3 1 3 PROGRAM UTILITY lt lt Delete a Program lt lt Delete a Program gt gt c 01 Preset 01 ENTER 32 Preset 32 4 UTILITY MENU lt lt Interface Utilities gt gt ESC ENTER ESC eae 4 1 INTERFACE UTILITY r Interface Setup Interface Setup ENTER Source USB Source RS485 ESC Source TCP IP 4 1 2 INTERFACE UTILITY a Interface Setup Source RS485 E Remote ID Num 01 ENTER Source RS485 Remote ID Num 32 ESC 4 1 3 INTERFACE UTILITY aee Interface Setup Sou
44. f the Frequency Fast Setting _ gt Edit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz All Pass 2 Filter Filters allowing a FLAT Amplitude response and adding a 180 Degree Phase rotation at the selected Frequency If we selected a All Pass 2 filter with variable Q within EQ 1 then Phase Rotation Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder and the Q at 3 5 using the PM3 encoder the EQ sub menu screen will show the following Once in the All Pass 2 Filter s edit screen all the filter s parameters can be modified using the NAV PM1 and PM3 encoders for editing the Filter s Phase Rotation Frequency and Q Phase Rotation Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting gt Edit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Band Pass Filter Filters allowin
45. f them LPF sub menu Standard Filters from the sub menu page using the PMe encoder it is possible to set the LPF in Bypass or as one of the 8 Standard Filters Buttw_1st Buttw_end LRiley end Bessel nd Buttw 3rd Buttw_ 4th LRiley 4th Bessel 4th The following is an example of a LPF sub menu screen with the filter set at 400Hz as 24dB Linkwitz Riley on Output1 using the name Low see later for assigning a Name to the outputs The filter s Frequency can be set already within this editing page using the PM3 encoder but here is for Frequency fine tuning being the Frequency increment decrement done by 1Hz steps For a quick High Cut Frequency setting need to press the ENTER Button for accessing the High Cut Frequency Fast Setting Page 4 in 8 Out Speaker Management System High Cut Frequency the selectable frequencies range is from 20Hz to 2OkHz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz LPF sub menu Custom Filters from the sub menu page using the PMe encoder it is also possible to set the LPF as Custom Filter where this means that the LPF is builded as cascade of IInd Order Cells which number is depending from the filter s order and where for each Cell can be set independently the High Cut frequency and the Q More precisely the available independent parameters for
46. frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder Gain the selectable range of the Gain is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PMe encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting Name Edit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Lo Shelv_1 2 Filter These Shelving filters present 3dB less than the selected Gain or 3dB more than the selected Attenuation at the selected cutting frequency and a slope of GdB Oct 12dB Oct If we selected a Low Shelving filter of the 1st 2end order within EQ 1 then the GAIN has to be set at a desired value of say 3dB using the PM2 encoder and the High Cut Frequency at say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following It 1 ame 1000Hz 3 0dB 4 in 8 Out Speaker Management System Once in the Lo Shelv_1 e Filter s edit screen all the filter s parameters can be modified using the NAV PM1 and PMe2 encoders for editing the Filter s High Cut Frequency and Gain High Cut Freque
47. g Page Out 7 Low gt Edit Freq 400H High Cut Frequency the selectable frequencies range is from 20Hz to 20kHz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Note once the desired options have been selected using the 2 encoders they are automatically saved as current and stored in the DPA480 system status once leaving the page Notee to exit this page push the ESC button EQ Byp page from this sub menu it is possible to Bypass or to make active the 5 Bands Equalizer placed on the Output Signal Path 4 in 8 Out Speaker Management System When Bypassed the 5 Bands Equalizer its current setting will not be lost EQ x sub menu from this sub menu it is possible to set the Output Channels five available Multi Type Filters Anyone of the 5 filters of the Eq can be selected choosing from the list of filter types shown already at the Input Path section Peaking Eq Hi Shelv_1 Hi Shelv_2 Hi Shelv_Q Lo Shelv_1 Lo Shelv_2 Lo Shelv_Q Low Pass 1 Low Pass 2 Low Pass Q High Pass 1 High Pass 2 High Pass Q All Pass 1 All Pass 2 Band Pass Notch Filt More the DPA480O Is giving the possibility to Bypass any single filter of the 5 available in the Equalizer section Once in the editing page of the single filter a Byp field is available for making the single fil
48. g to pass the band around the selected frequency the amount of passing band is decided by the Q value If we selected a Band Pass filter within EQ 1 then the Q has to be set at a desired value of say 1 00 using the PM3 encoder the GAIN at say 3dB using the PMe encoder and the center Frequency at say 1 QOKHz with the NAV PM1 encoder the EQ sub menu screen will show the following 00kHz 43 0dB Q 1 0 4 in 8 Out Speaker Management System Once in the Band Pass Filter s edit screen all the filter s parameters can be modified using the NAV PM 1 PMe and PM3 encoders for editing the Filter s Center Frequency Gain and Q Center Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder Gain the selectable Gain range is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PMe2 encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting Name gt Edit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Notch Filt Filter Filters canceling the band
49. h k or Muted Input D with z or Muted RWNS gt In order to select the Inputs to assign to the the output and its percentage need to access the Source Page Sub Menu pressing ENTER then selecting with the PM1 encoder the Input to assign or Mute and with the PMe2 and PM3 encoders if to MUTE that input PMe2 or to assign with the desired percentage from 3QdBu min level up to OOdBu max with the PM3 Assigning ONLY the Input A in example with full amplitude to the output 1 the LCD will appear as follow for the In A Sub Menu Mute On Mute On Val C 4 in 8 Out Speaker Management System Once back to the Main Source Page after the above selection the screen will appear as follow Gain page from this screen it is possible to set the Output Channels Level from 18dB to 18dB press ENTER an arrow will appear on the left of the screen gt then use the PM2 or PM3 buttons The value set on this screen will only affect the input level of the selected Channel 1 2 3 4 5 6 7 8 The following is an example screen for the Gain page where the Gain of the Output Channel 1 is set to 0 Q0dB Name Gain 0 0dB RMS Cmp sub menu 1 2 from this page it is possible to set the Threshold and Ratio parameters of the Output Channels RMS Compressor The following is an example screen for the RMS Compressor 1 2 page where the Threshold of the RMS Compressor is set at 5dBu and the Ratio at 2 1
50. hannel A to 0 0dB dB Delay page from this page it is possible to set the Input Channels Delay Time from 000 0000mS up to 848 9984m5 by steps of 1mS or 20 8uS To set the Delay time press ENTER an arrow will appear on the left of the screen gt then use the PMe encoder to set the Delay Time in steps of 1mS and the PM3 for setting the fine Delay Time in steps of 20 8 microseconds The following is an example screen for the Delay page where the Delay Time of Input Channel A is set to 160 1872m8 Delay 160 1872mS EQ Byp page from this sub menu it is possible to Bypass or to make active the 5 Bands Equalizer placed on the Input Signal Path When Bypassed the 5 Bands Equalizer its current setting will not be lost 4 in 8 Out Speaker Management System EQ x sub menu from this sub menu it is possible to set the Input Channels five available Multi Type Filters Anyone of the 5 filters of the Eg can be selected choosing from the following list of filter types 1 Peaking Eq Peaking Bell filters adjustable as Center Frequency Gain and Q The DPA480 Peaking filters are at constant Q so with Q not depending from the selected Gain value 2 Hi Shelv_1 High Shelving filters of the 1 order These Shelving filter present 3dB less than the selected Gain or 3dB more than the selected Attenuation at the selected cutting frequency and a slope of GdB Oct 3 Hi Shelv_2 High S
51. he lock Icon will disappear from the Default Screen and automatically the Enable Password page will be back to the Disable condition If no Password has been set within the DPA480 as described in the previous paragraphs the DPA480 will not allow you to enable any Password and the choice in the Enable Password will be limited to only the Disable option 4 in 8 Out Speaker Management System From the Default Screen it is possible to access the Input A B C D menu by pushing the A B C or D button Once the button is pressed the related blue EDIT LED will turn ON The Sub Menu pages can now be scrolled through by rotating clockwise and counter clockwise the NAV PM 1 encoder For parameter editing it is necessary to press ENTER and an arrow will appear on the left of the screen gt Then use the PMe and PM3 encoders for selecting and setting the parameter values On some parameters that have three independent values you will also need to use the NAV PM1 encoder eg filter parameter settings Input A B C D Input Channels Editing access by pushing the A B C D buttons Note All parameter editing can be done using the NAV PM 1 PMe2 and PM3 encoders and the current shown value of the selected option is AUTOMATICALLY loaded during the encoders use and stored as the current value once leaving the page is AU
52. he filter can be set by the following parameters Out Ixl EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz Q 1 00 3 1r If selected a Band Pass filter then the filter can be set by the following parameters Out Ix EQ Ix up to 7 filters available Freq Gain Q gt 1000Hz 0 0dB Q 1 00 3 1s If selected a Notch Filt filter then the filter can be set by the following parameters Out Ix EQ Ix up to 7 filters available Freg Gain Q gt 1000Hz dB Q 1 00 Freg 20Hz 20kHz Freg J 20Hz 20kHz Freg Jj 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Freg J 20Hz 20kHz Amp 15 0 dB Q 15 0 dB Amp 15 0 dB Q 15 0 dB Amp Q Amp Q Amp Q Amp Q Amp Q Amp Q Amp Q Amp Q Amp 15 0 dB Q 15 0 dB Amp Q 0 30 20 00 0 30 20 00 0 30 20 00 0 30 20 00 0 30 20 00 0 30 20 00 4 in 8 Out Speaker Management System 4 Output x7 Name Wu Meter Vu Meter Leve ESC ENTER gt Vu Meter Leve 5 Output x Name Name Name Namel ESC ENTER gt Name 6 Output x7 Name Source A 00 B C D ESC ENTER 7
53. hed or damaged in any other way Pay particular attention to plugs and the point where they exit from the Amplifier Unit e The product may only be used in accordance with the information provided in the User Manual Before and during the usage of the amplifier please ensure that all recommendations especially the safety recommendations in the User Manual are adhered to The Amplifier Unit is designed for the amplification of pulsed audio signals and the Amplifier Unit should only be connected to speakers with an average impedance that is not lower than the impedances specified in the User s Manual 4 In 8 Out Speaker Management System C N_ TipWizard Described below are the functions of the front panel control buttons and encoders for the DPA480 EN Getting Started As soon as the DPA480 is turned ON the device model name will appear in the LCD screen Speaker Management and a status bar will show the progress of the DPA480 initialization process DPA480 The DPA480 will start with a completely lat condition of the all processes After the initialization the DPA480 will show on the LCD that no Program Preset has been created yet and that the program preset loaded is an mpty one which means lat condition for the all available processes First time activation will default to the first of the mpty Program 4 in 8 Out Speaker Management System AW ee eee The DPA480 is equipped with 3 Relative En
54. helving filters of the 2 order These Shelving filters present 3dB less than the selected Gain or 3dB more than the selected Attenuation at the selected cutting frequency and a slope of 12dB Oct 4 Hi Shelv_Q Symmetrical High Shelving filters with Variable Q These Shelving filters present 2 level of the selected Gain Attenuation at the selected cutting frequency and a slope that is depending from the chosen Q value O Lo Shelv_1 Low Shelving filters of the 1 order These Shelving filters present 3dB less than the selected Gain or 3dB more than the selected Attenuation at the selected cutting frequency and a slope of GdB Oct 6 Lo Shelv_2 Low Shelving filter of the 2 order These Shelving filters present 3dB less than the selected Gain or 3dB more than the selected Attenuation at the selected cutting frequency and a slope of 12dB Oct 7 Lo Shelv_Q Symmetrical Low Shelving filters with Variable Q These Shelving filters present 2 level of the selected Gain Attenuation at the selected cutting frequency and a slope that is depending from the chosen Q value 8 Low Pass_1 Low Pass filters of the 1 order with 3dB attenuation at the cutting frequency and a slope of GdB Oct 9 Low Pass 2 Low Pass filters of the 2 order with 3dB attenuation at the cutting frequency and a slope of 12dB Oct 10 Low Pass Low Pass filters with Variable Q 11 High Pass 1 High Pass filters of the 1 order with 3dB attenuati
55. in the socket but not yet properly formatted the Unit will ask the user to format the card as soon as the user will attempt to access one of the Sub menu described in the previous section In a such case the Display will show the following ary Enter to init By pressing the ENTER button and then the PC Card will be properly formatted 4 in 8 Out Speaker Management System Interface Utilities Sub menu this sub menu allows you to define the remote control interface USB RS485 or TCP IP to be used for controlling the DPA480 Interface Utilities From Interface Utilities press ENTER to access the Interface Setup Interface Setup this screen allows you to choose the remote control protocol for the DPA480 By pressing ENTER and then using the PM2 or PM3 encoders you can choose between the three possible interfaces USB RS4854 or TCP IP for the DPA480 Pressing ENTER on a selected source will make an asterisk appear to the right of the description on the LCD as in the following example which shows the selected interface as USB Source USB If selected the RS485 option using the encoders PM2 PM3 and pressing Enter the possibility of setting the ID Number characterising the Unit during a Multi Units connection through RS485 is given turning the PM counter clockwise and adjusting the ID Num to assign to the Unit from 01 up to 32 Remote ID Num 01 If selected the TCP
56. lter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz Q 6 11 If selected a Lo Pass_Q variable Q Low Pass filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz Q 1 00 6 1m If selected a Hi Pass_1 first order High Pass filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz dB Q 6 1n If selected a Hi Pass_2 second order High Pass filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz Q 6 10 If selected a Hi Pass_Q variable Q High Pass filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freg Gain Q gt 1000Hz Q 1 00 6 1p If selected an All Pass_ 1 first order All Pass filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freq Gain Q gt 1000Hz dB Q 6 1q If selected an All Pass_2 second order variable Q All Pass filter then the filter can be set by the following parameters Input A B C D EQ Ix up to 5 filters available Freg Gain Q gt 1000Hz Q 1 00
57. move one of the linked channels from the Link press the related Edit button Exiting the editing of the Master channel during a Link session will automatically terminate that session The Link will also be automatically terminated if during the editing of Output Channels you jump across to begin editing an Input channel or vice versa 4 in 8 Out Speaker Management System cA Factory Reset In the event of the password being lost or any other reason the user may require the unit to be reset to the original factory settings a Factory Reset that will clear all settings of the DPA480 and return the device to the original factory setting is available to the user Note Continuing with this process will mean the DPA480 will re initialize to the original factory settings and any previously stored information and changed parameters will be permanently lost Note1 Together with the all information also the current password will be lost after a Factory Reset and will be replaced with the Factory one 000000 In case the customer forgot the password and need to reinitialize it can use the Factory Reset to put the Password at its original 000000 value Use the following procedure to perform the factory reset 1 While the DPA480 is switched OFF simultaneously press the ENTER ESC UTILITY buttons on the front panel 2 Maintain pressure on all three buttons as you turn the power switch to On and the following
58. ncy the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder Gain the selectable range of the Gain is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PMe encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting Name gt Edit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Lo Shelv_Q Filter These Symmetrical Shelving filters present 2 level of the selected Gain Attenuation at the selected cutting frequency and a slope depending from the chosen Q value If we selected a Low Shelving filter with variable Q within EQ 1 then the GAIN has to be set at a desired value of say 3dB using the PM2 encoder the Q at 3 5 using the PM3 and the Hi Cut Frequency at say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following Out Name 000Hz 3 0dB Once in the Lo Shelv_Q Filter s edit screen all the filter s parameters can be modified using the NAV PM 1 PM2 and PM3 encoders for editing the Filter s High Cut Frequency Gain and Q High Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NA
59. ng 1 Customm end builded using 1 IInd order Cell where Low Cut Frequency and Q can be set 2 Customm 3rd builded using 2 Ilnd order Cell where Low Cut Frequency can be set on both the cascaded Cells and the Q on the second one 3 Customm 4th builded using 2 Ilnd order Cell where Low Cut Frequency and the Q be set on both the cascaded Cells The following is an example of a HPF sub menu screen with the filter set at 400Hz as Custom 4th on Output1 using the name High see later for assigning a Name to the outputs From this Page to access the cascaded IInd order Cells it is necessary to rotate the NAV PM1 encoder Clockwise or Counterclockwise The number of accessible IInd order Cells is depending from the Custom Filter order Custom 2nd will allow the editing of just one IInd order Cell Custom_3rd and Custom _ 4th the access to 2 IInd order Cells In the previous example rotating Clockwise the NAV PM1 encoder we can access the Filt1 Cell1 and Filt2 Cell2 pages for the Cells Low Cut Frequency and Q settings When within the Filt1 editing Page in example 4 in 8 Out Speaker Management System The filter s Frequency can be set already within these editing pages using the PMe encoder but here is for Frequency fine tuning being the Frequency increment decrement done by 1Hz steps For a quick Low Cut Frequency setting need to press the ENTER Button for accessing the Low Cut Frequency Fast Setting P
60. ng the NAV PM1 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting f It A _4 Edit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz High Pass Q Filter The Gain of these High Pass filters can be modified at their cutting frequency corner depending from the value assigned to the Q parameter If we selected a High Pass filter with variable Q within EQ 1 then Low Cut Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder and the Q at 3 5 using the PMS encoder the EQ sub menu screen will show the following Once in the High Pass Q Filter s edit screen all the filter s parameters can be modified using the NAV PM1 and PM3 encoders for editing the Filter s Low Cut Frequency and Q Low Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting dit Freq 1000Hz Here the NAV PM1 encoder will increment decrem
61. nt decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Low Pass 1 2 Filter These Low Pass filters present 3dB at the selected cutting frequency and a slope of GdB Oct 12dB Oct If we selected a Low Pass filter of the 1st end order within EQ 1 then High Cut Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following Once in the Low Pass _1 e Filter s edit screen the NAV PM 1 encoder can be used for editing modifying the Filter s High Cut Frequency High Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Low Pass Q Filter The Gain of these Low Pass filters can be modified at their cutting frequency corner depending from the value assigned to the Q parameter If we selected a Low Pass filter with variable Q within EQ 1 then High Cut Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder and the Q at 3 5 using the PM3 encoder the EQ sub menu screen will show the f
62. ollowing Once in the Low Pass Q Filter s edit screen all the filter s parameters can be modified using the NAV PM1 and PM3 encoders for editing the Filter s High Cut Frequency and Q High Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder Q the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting Edit Freq 1000H Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz High Pass 1 2 Filter These High Pass filters present 3dB at the selected cutting frequency and a slope of 6dB Oct 12dB Oct If we selected a High Pass filter of the 1st 2nd order within EQ 1 then Low Cut Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following 4 in 8 Out Speaker Management System Once in the High Pass 1 2 Filter s edit screen the NAV PM 1 encoder can be used for editing modifying the Filter s Low Cut Frequency Low Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotati
63. on at the cutting frequency and a Slope of GdB Oct 12 High Pass 2 High Pass filters of the 2 order with 3dB attenuation at the cutting frequency and a Slope of 12dB Oct 13 High Pass Q High Pass filters with Variable Q 14 All Pass 1 Filters allowing a FLAT Amplitude response and adding a 90 Degree Phase rotation at the selected Frequency 15 All Pass 2 Filters allowing a FLAT Amplitude response and adding a 180 Degree Phase rotation at the selected Frequency 16 Band Pass Filters allowing to pass the band around the selected frequency The amount of passing band is decided by the Q value 17 Notch Filt Filters canceling the band around the selected frequency The amount of canceled band is decided by the Q value More the DPA480 Is giving the possibility to Bypass any single filter of the 5 available in the Equalizer section Once in the editing page of the single filter a Byp field is available for making the single filter active or not Using the PMe encoder the selected Filter can be activated or bypassed The DPA480 allows the user to select anyone of the filter s type listed above and assign them independently using the 5 available filters In order to select the filter s type it is necessary to use the PM3 encoder rotate it clockwise or counter clockwise to select the desired filter So in order to define the filter type for the filter number 1 x 1 it is necessary from the a
64. rce TCP IP ono IP ADDR 192 168 0 101 ENTER Source TCP IP IP ADDR 192 168 0 132 4 UTILITY MENU lt lt Security Utilities gt gt ESC ENTER ESC 4 7 SECURITY UTILITY Parameter will Show Parameter ENTER be shown not be shown ESC 4 2 SECURITY UTILITY Lock Unit Lock Unit gt Lock Off ENTER Lock On ESC 4 3 SECURITY UTILITY pee User Password User Password ENTER 4 4 SECURITY UTILITY ESC Enable Password For the details about the Password Setting Enable Enable Password Password Enable and Unit Lock refer to the Utility Menus Use Ear Password Disable Section 4 in 8 Out Speaker Management System MENU Input A B C D Input Channels Editin Access by pushing the A B C D buttons NAV PM1 Encoder to navigate between menus 1 Input A B C D N Gate Noise Gate Off ESC ENTER NAV PM1 Enc PMe Enc to chose values for the parameters no need to confirm the chosen values which are automatically loaded during the encoders usel gt Noise Gate Off PM1 N A Off On 2 Input A B C D Source Source Analog ESC ENTER gt Source Analog PM1 N A Analog Digital White noise Pink Noise 3 Input A B C D Gain Gain 0 0 dB ESC ENTER gt Gain 0 0 dB PM1 N A 18 db 18 dB 4 Input A B C D Delay Delay 0 000 ms ESC ENTER gt Delay 0 000 ms PM1 N A 000 0000mS 1 ms steps 848 0000mS 5 Input A B C D EQ Byp EQ Bypass Off ESC ENTER gt
65. rotating clockwise and counter clockwise the NAV PM1 encoder Once selected the sub menu page using the ENTER button can be accessed the Sub Menus pages again scrollable using the NAV PM 1 encoder and accessible for the parameters editing pushing again the ENTER button Through the ESC button it is any time possible to go back to the action and page preceding the ENTER button use Once inside the Sub Menus pages the several options can be scrolled and using the PM2 or PM3 encoders and selected confirmed pushing the ENTER button UTILITY access by pushing the UTILITY button Note In every Sub Menu the option currently selected running will have an asterisk showing to the right of the description on the LCD screen Options that are not selected running will be displayed with NO Asterisk Pushing the ENTER button on an unselected option will mean an asterisk will then appear and this option will now take over as the currently selected running option System Utilities Sub menu this sub menu allows to access several operations related to the DPA480 Start Up and General Configuration From the System Utilities Sub menu pushing ENTER and then using the NAV PM1 encoder for scrolling will give access to the following pages Delay Time Distance this page allows you to select the measurement unit to be used for the Delays Time in milliseconds
66. rs will be locked and are not available for editing When you select lock from the menu the unit will be locked and the lock menu automatically exited The screen will revert to the Default showing the current XOVER configuration and the preset selected and beside the preset s name a keylock icon indicating that the DPA480O is locked User Password from the User Password sub menu User Password Press ENTER to access the User Password page Using the PM2 or PMG encoders to choose a character and the NAV PM1 encoder to move between available locations you can enter a 6 Character Password Name The current position of the cursor for the characters to be entered is shown by a blinking underscore During this editing phase the display is as follows if we were using DPA48X as the password Insert Password If the password entered in the Confirm Password page matches the one entered in the Enter Password page the following screen will appear Confirm Password DPA48X The Password is now configured and held in the device Ss memory 4 in 8 Out Speaker Management System The user can now decide to lock the DPA480 by Password inhibiting the access to ALL processor functions depending on the setting of the parameter Password Enable Disable explained in the following paragraph Note originally the DPA480 is initialized with a default Password
67. s parameters can be modified using the NAV PM1 and PMe2 encoders for editing the Filter s Low Cut Frequency and Gain Low Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder Gain the selectable range of the Gain is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PMe encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting dit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Hi Shelv_Q Filter These Symmetrical Shelving filters present 12 level of the selected Gain Attenuation at the selected cutting frequency and a slope that is depending from the chosen Q value If we selected a High Shelving filter with variable Q within EQ 1 then the GAIN has to be set at a desired value of say 3dB using the PMe encoder the Q at 3 5 and the Lo Cut Frequency at say 100QHz with the NAV PM 1 encoder the EQ sub menu screen will show the following Once in the Hi Shelv Q Filter s edit screen all the filter s parameters can be modified using the NAV PM1 PMe2 and PM3 encoders for editing the Filter s Low Cut Frequency Gain and Q Low Cut Frequency the selectable
68. selected cutting frequency and a slope of GdB Oct 12dB Oct If we selected a High Pass filter of the 1st 2nd order within EQ 1 then Low Cut Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following Once in the High Pass 1 2 Filter s edit screen the NAV PM 1 encoder can be used for editing modifying the Filter s Low Cut Frequency Low Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM1 encoder When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting ame _ gt Edit Freq 1000Hz Here the NAV PM1 encoder will increment decrement the Frequency value by step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz High Pass Q Filter The Gain of these High Pass filters can be modified at their cutting frequency corner depending from the value assigned to the Q parameter If we selected a High Pass filter with variable Q within EQ 1 then Low Cut Frequency has to be set at a desired value of say 1000Hz with the NAV PM1 encoder and the Q at 3 5 using the PMS encoder the EQ sub menu screen will show the following Once in the High Pass Q Filter s edit screen all the filter s parameters can be modified using the NAV PM1 and PM3 encoders for e
69. shing ENTER the above screen will change as follows The Attack Time A can be edited using the NAV PM1 encoder the Release Time R the PMe2 encoder and the Peak Limiter Active Threshold the PM3 encoder Attack Time AT the selectable range of the Peak Limiter s Attack Time is from Sms to 200ms in steps of 1ms from Sms to 2Oms then Sms from 20ms to 30ms then 10ms from 30ms to 100ms and 20ms from 100ms to 200ms The Limiter s Attack Time can be adjusted by rotating the NAV PM1 encoder Release Time RT the selectable range of the Peak Limiter s Release Time is from O 1s to 3s in steps of 0 1s and can be adjusted by rotating the PMe2 encoder Limiter Active Threshold the selectable range of the Peak Limiter s Threshold is from 2O0dB Limiter not active to 10 QdB in steps of 0 2 dB and can be adjusted by rotating the PM3 encoder Note The Peak limiter Threshold is defined in Vp due to the fact that with both Sinusoid and Squared wave testing signals the DPA480 Peak Limited output Vp Peak Peak Level is the same and matching the selected one Note once the desired options have been selected using the 3 encoders they are automatically saved as current and stored in the DPA480 system status once leaving the page Notee to exit this page push the ESC button Delay page from this page it is possible to set the Output Channels Delay Time from 000 0000mS up to 848
70. step of one thousand Hz the PM2 by steps of one hundred Hz and the PM3 by steps of one Hz Lo Shelv_Q Filter These Symmetrical Shelving filters present 2 level of the selected Gain Attenuation at the selected cutting frequency and a slope depending from the chosen Q value If we selected a Low Shelving filter with variable Q within EQ 1 then the GAIN has to be set at a desired value of say 3dB using the PM2 encoder the Q at 3 5 using the PM3 and the Hi Cut Frequency at say 1000Hz with the NAV PM1 encoder the EQ sub menu screen will show the following O0OHz 3 0dB Q 3 Once in the Lo Shelv_Q Filter s edit screen all the filter s parameters can be modified using the NAV PM 1 PM2 and PM3 encoders for editing the Filter s High Cut Frequency Gain and Q High Cut Frequency the selectable frequencies range is from 20Hz to 20kHz in steps of 1Hz and can be adjusted by rotating the NAV PM 1 encoder Gain the selectable range of the Gain is from 15dB to 15dB in steps of 0 5 dB and can be adjusted by rotating the PM2 encoder the selectable Q range is from 0 3 up to 20 0 in steps of 0 1 and can be adjusted by rotating the PM3 encoder 4 in 8 Out Speaker Management System When in the Parameters Editing Page pushing once more the ENTER Button it is possible to access the page of the Frequency Fast Setting Edit Freq 1000Hz Here the NAV PM1 encoder will increme
71. tails The blue EDIT LED will now be ON When the 1 2 3 4 5 6 7 and 8 buttons are pushed and held for more than one second the Output Channels 1 2 3 4 5 6 7 and 8 are either muted or unmuted The red LED will illuminate when the Channel is muted When the MUTE LED ts OFF then the related Output Channel is UN MUTED A momentary push of the 1 2 3 4 5 6 7 and 8 buttons enters the Editing Menu for the Output Channels see later for the Output Channel Editing details The blue EDIT LED will now be ON DPA480 Menu and Sub Menu Structures As stated above the start up default screen is the following Empty Program Empty Program From this point sub menus are accessed using the UTILITY A B C D 1 2 3 4 5 6 7 8 ENTER and ESC buttons and all parameters and values are navigated by the NAV PM 1 PMe2 and PM3 encoders Please refer to the following menu structures 4 in 8 Out Speaker Management System MENU UTILITY MENU Access by pushing the UTILITY buttonl NAV PM1 Encoder PM2 or PM3 Encoder to navigate between menus to chose option then ENTER to load it indicates the selected option lt lt System Utilities gt gt ESC ENTER ESC 7 7 SYSTEM UTILITY Delay Units lt lt Delay Units gt gt gt Unit Time ms ENTER Unit Distance m 1 2 SYSTEM UTILITY pees Software Version lt lt Software Version gt gt V
72. ter active or not Using the PMe encoder the selected Filter can be activated or bypassed The DPA480 allows the user to select anyone of the filter s type listed above and assign them independently using the 5 available filters In order to select the filter s type it is necessary to use the PM3 encoder rotate it clockwise or counter clockwise to select the desired filter So in order to define the filter type for the filter number 1 x 1 it is necessary from the above screen to select the filter which name will appear on the screen If selected a Peaking Eq filter then the display will be as follow Once selected the desired Filter Type its parameters can be accessed for editing just pressing again the ENTER Button Once pressed the ENTER Button the editing page of the selected filter type will be accessed ONLY if the selected filter it is not set in Bypass mode Depending from the selected filter the related parameters will be available for editing Peaking Eq Filter Peaking filters are at constant Q so with Q not depending from the selected Gain value If we selected a Peaking Eq filter within EQ 1 then the Q has to be set at a desired value of say 1 00 using the PM3 encoder the GAIN at say 3dB using the PMe encoder and the center Frequency at say 1 QOKHz with the NAV PM1 encoder the EQ sub menu screen will show the following 00kKHz 3 0dB Ont Once in the Peaking Eq Filter s edit screen all th
73. the chosen values which are automatically loaded during the encoders usel 1 Output x Name HPF YF 20 0 Hz Y Bypass OR Filter Type Order where filter type can be Buttw_1st Buttw_2nd LRiley_2nd Bessel_2nd Buttw_Srd Buttw_4th Lriley_4th Bessel_4th Custom_2nd Custom_3rd Custom_4th ESC ENTER gt YF 20 0 Hz Freq Fast Selection Filt Type Bypass Freg j 20Hz ONLY in Freq Editing Mode Custom_4th 20kHz Through the PM2 it is possible to Bypass the filter or to select one of the 11 available filters type orders and through the PMS to set the HP cutting Frequency quick fine tuning by 1Hz steps Once selected the filter Type and pressing again the ENTER button can be accessed the selected filter s Fast Freq Selection page 1 1 Output Lx Name HPF gt YF 20 0 Hz ESC ENTER 1 1a If selected a filter from Buttw_ 1st up to Bessel_4th then the filter s Cutting Frequency can be set as follow Output x Name HPF Thousands Editor Hundreds Editor Units Editor gt Edit Freq 250Hz Freg J 1000Hz Freg J 100Hz Freg J 1Hz 20000Hz 900Hz 100Hz 1 1b If selected a Custom Filter from 2 up to 4 order depending from the filter s order the cascade od second order Cells building the filter are available for editing in their Freq and Q parameter indepndently For proceeding with the editing of a custom filter Cell the PM1 is here used foir the Cell selection So a Cutom Filter can be set in
74. tically and the above screen will disappear Recall a Program Note at any time it is possible to quit the recall action by pressing the ESC button Save a Program this page allows you to store a new preset in the DPA480 s memory By pressing the ENTER button and rotating the PM2 or PM3 encoder it is possible to scroll through the previously saved presets and the available empty locations identified by Empty Memory If no user presets are stored the Save a Program screen will show empty memory locations for all 1 32 presets as shown in the example below for location 10 gl 10 Empty Memory 4 in 8 Out Speaker Management System When storing an edited configuration for the DPA480 select the location for a preset from the 32 available by using the PMe2 or PM3 encoders Once the desired location appears on the screen press ENTER again to reach the Set Program Name page In this page the User can enter a Preset Name up to 16 Characters by using the PMe or PM3 encoder to choose a character and the NAV PM1 encoder to move between the 16 available locations for the character s positioning The current position of the cursor is shown by a blinking underscore The following is an example of a screen while entering the preset name Stage 1 2x2 in location 10 Program Name 10 Stage 1 To store the Preset Name press the ENTER but
75. ton again The above action will take you to the Enter to Save page showing the selected location for the preset and the final edited name aie 1 2x2 Pressing ENTER again will store the preset in the selected location with the chosen name and the following transitory screen will appear on the LCD Save a Program If during the Preset Storing process you want to overwrite an existing memory location select this location in the Save a Program page then ENTER and you will be asked if you want to overwrite this preset with the following ENTER to Overwrite screen displaying the currently stored preset and location If you wish to proceed press ENTER again and the DPA480 will go ahead with the Set Program Name page and the subsequent overwrite on completion of the previously described storing process Note at any time it is possible to quit the storing action by pressing the ESC button Delete a Program this page allows you to delete a preset already stored in the DPA480 memory Delete a Program By pressing the ENTER button and rotating the PMe2 or PM3 encoder it is possible to scroll through the previously saved presets and the available empty locations identified by Empty Memory If no user presets are stored the Delete a Program screen will show empty memory locations for all 1 32 presets as shown in the example below for location 10 Velete a Program
76. which value is 000000 value that can be anytime reset with a Factory Reset see Factory Reset procedure Enable Password from the Enable Password sub menu Once a Password has been entered into the DPA480 through the steps described in the previous paragraph it is possible to Enable or Disable the password function and therefore lock the DPA480 restricting access to all functions When a password has been entered you will be able to select the Enable option from the menu and the unit will not be accessible for editing In Locked by Password Status all DPA480 functions are inhibited to the User including the use of the Mute A B C D and MUTE 1 2 3 4 5 6 7 8 buttons The only access available is to the parameters of the input output channels accessible by pressing the edit button ONLY to READ the values no editing possible if the be shown flag in the Show Parameter Sub Menu has been selected Once Locked by Password the keylock icon will appear on the default LCD screen and no menu pages will be accessible with the exception of the User Password option To regain access to the full operation of the DPA480 ENTER to the User Password screen and press the UTILITY Button to access the following screen to enable the correct password to be entered After the correct password has been entered you will be able to access the full functionality of the DPA480 t

DPA480 User Manual

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