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General Information

D6 Amplifier
Software manual (Firmware V1.x.x)

Version 1.1EN, 02/2008, D2018.EN .01

Copyright © 2008 by d&b audiotechnik GmbH; all rights reserved.

Keep this manual with the product or in a safe place so that it is
available for future reference.

When reselling this product, hand over this manual to the new
customer.

If you supply d&b products, please draw the attention of your
customers to this manual. Enclose the relevant manuals with the systems.
If you require additional manuals for this purpose, you can order them
from d&b.

d&b audiotechnik GmbH
Eugen-Adolff-Strasse 134, D-71522 Backnang, Germany
Tel49-7191-9669-0, Fax +49-7191-95 00 00
E-mail: [email protected], Internet: www.dbaudio.com

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Summary of Contents for D6

Page 1: ...D6 Amplifier Software manual 1 1EN Firmware V1 x x ...

Page 2: ...nce When reselling this product hand over this manual to the new customer If you supply d b products please draw the attention of your customers to this manual Enclose the relevant manuals with the systems If you require additional manuals for this purpose you can order them from d b d b audiotechnik GmbH Eugen Adolff Strasse 134 D 71522 Backnang Germany Telephone 49 7191 9669 0 Fax 49 7191 95 00 ...

Page 3: ... menu 15 Calibrate 16 Reset of Load Monitoring errors 16 Frequency Generator 16 Link A B 17 AmpPreset 17 Remote 19 Lock 19 Options 20 Device Name 21 Display 21 Information 22 Log 22 PS Log 23 Channel A B 23 Input Monitoring 24 Important notes on Input Monitoring 24 Input Monitoring menu 25 Power Supply 25 Buzzer 26 2 6 Display messages 27 2 6 1 Error messages 27 2 6 2 System Check Load and Input M...

Page 4: ...ion section of our website at www dbaudio com You can either download these directly or use the online order form to request a printed version If the document you want is not detailed on the form please enter the title in the box after entering your address information 1 1 Block diagram of the DSP software DSP DAC B ADC B Digital In ADC A Input routing Sine wave generator Pink noise generator Digi...

Page 5: ... applies to Channel B The settings for the configuration switches Filter_1 _2 _3 are dependent on the loudspeaker configuration please refer to section Filter_1 Filter_2 Filter_3 on page 10 Key Further sub menu Direct access within the resp level of hierarchy D6 Software manual Firmware V1 x x 1 1EN Page 5 of 32 ...

Page 6: ...y turning the encoder Turning to the right increases the value tuning to the left decreases it A change is immediately effective except for the functions Speaker Selection Lock Remote Device Name and Backlight where a confirmation is required Exit the edit mode by pushing the encoder and return to the Position Cursor Information cursor The Information Cursor indicates fields within the menu tree w...

Page 7: ...e main menu of the D6 is split into channel A and B and the following settings and information are displayed loudspeaker setups Speaker type input gain status of the delay and Link A B The lowest line shows the status or value of the following settings for both channels Filter_1 Filter_2 Filter_3 value EQ In the center of this status line the dbCAN Id if remote mode dbCAN is selected or the remote...

Page 8: ... kHz Input digital sync OVL GR ISP OVL GR ISP Input digital Notes on the digital AES EBU input Sampling rates The input accepts signals with sampling rates of 48 or 96 kHz The frequency is detected automatically and is displayed as shown opposite Signals with other common sampling rates 32 44 1 88 2 kHz are detected but cannot be used by the D6 They are indicated by a question mark as shown opposi...

Page 9: ...peaker Selection Speaker Selection A Q7 V1 01 Ok Clear Cancel Selecting Speaker and pushing the encoder enters the submenu Speaker Selection which enables the selection of loudspeaker setups available within the D6 On the right hand side the software version of the selected speaker configuration is displayed A change of the loudspeaker type has to be confirmed This can be done by selecting Ok or C...

Page 10: ... respective loudspeaker manuals Note A detailed description of the CSA function Cardioid Subwoofer Array is given in the technical information TI 330 d b code D5330 E You can either download this TI directly from the d b website at www dbaudio com or use the online order form to request a printed version Equalizer off Set Equalizer A 4 band parametric equalizer providing optional Boost Cut PEQ or ...

Page 11: ...ng overall frequency response of all active filters is shown at the bottom of the display PEQ Notch function 1 PEQ A F 26 Hz Q 0 99 BW 1 01oct G 18 0dB 3 Notch A F 3460 Hz Q 25 00 BW 0 04oct G Mode PEQ Parametric Equalizer Notch F Filter frequency center frequency 20 Hz to 20 kHz in 3 steps Q Q of the filter BW Bandwidth 0 5 25 in 10 steps In addition the bandwidth BW as a result of the Q is displ...

Page 12: ... mark A represents the threshold of input level where an input overload occurs red OVL LED The colon B acts as a peak hold for 1 s Headr Headroom The bar graph shows the relationship between modulation and gain reduction GR The small vertical mark A indicates the gain reduction threshold 0 dB headroom the colon B acts as a peak hold for 1 s The gain reduction GR LED yellow indicates a gain reducti...

Page 13: ... request a printed version Check Ok System Check Back A Check Now Calibrate Now System Check menu Check Note Before running the procedure ensure the system has been calibrated and the respective channel is not muted Selecting Check Now directly starts the measurement while the progress of the procedure is displayed It can be canceled interrupted and restarted at any time by pushing the encoder dur...

Page 14: ...of the European Standard EN 60849 Elektroakustische Notfallwarnsysteme equivalent to international standard IEC 60849 Sound Systems for Emergency Purposes Function A Calibration process carried out with the completely set up system determines the impedance for each channel and calculates the related upper and lower impedance limits While the system is operating d b Load Monitoring continuously che...

Page 15: ...Bu Threshold 15V Min Lower limit of the impedance window which is set to 20 by default Max Upper limit of the impedance window which is set to 30 by default Calibration The impedance reference values derived from the calibration Last Mon Impedances detected during the last measurement Last Check Impedances detected during the last System Check see also section System Check on page 13 Last Error La...

Page 16: ...t signal generator offering pink noise or a sine wave signal Frequency Generator A Back Mode off Level 42 0dBu Frequency 1000Hz The generator can be used to check the connected loudspeakers or to identify room resonances for example The generator is inserted in the signal path after the delay and before the loudspeaker equalization The test tone will sum with any input signal present Frequency Gen...

Page 17: ...lay settings Using the AmpPresets a sound system can be operated in different configurations e g Conference Music or Emergency Call without the need of transmitting all detailed settings of the devices used There are three types of AmpPreset memories User Nine Presets which can be accessed locally or via the d b Remote network R10 Service software from V1 0 6 These Presets are used to set the comp...

Page 18: ...ly Name of Preset 9 MyPreset jklmnopqrstuvwxyzäöüß01 MyPreset STUVWXYZÄÖÜ abcdefgh Name of Preset 9 1 Selecting the Preset Name field enters the submenu and the cursor is positioned at the beginning of the field 2 Pressing the encoder enters edit mode The pointer indicates the entry position for new or edited characters A variety of characters e g capital and lower case letters numbers 0 9 and spe...

Page 19: ...nload this TI directly from the d b website at www dbaudio com or use the online order form to request a printed version Lock Press 2s Lock Selecting Lock and pressing the encoder enters the submenu Lock Back Lock now Mode Press 2s Fig 11 Lock menu Lock now Pressing the encoder switches the device into Lock mode according to the mode selected below and exits the submenu Lock Mode Selecting Mode an...

Page 20: ... 6 Exit edit mode by moving the cursor to the return sign and pressing the encoder An existing entry can be completed using the return sign at any position Succeeding letters are deleted automatically Edit Password MASTER Ok Cancel Ok Selecting Ok and pressing the encoder confirms the new setting and exits the submenu Password Cancel Back Exits the submenu leaving the previous password installed U...

Page 21: ... to the end of the list 4 When you press the encoder the highlighted letter is entered into the upper line and the pointer advances by one space 5 Repeat steps 1 to 4 until the complete device name is entered 6 Exit edit mode by moving the cursor to the return sign and pressing the encoder An existing entry can be completed using the return sign at any position Succeeding letters are deleted autom...

Page 22: ...the operating life of the D6 The bar graphs indicate the time the D6 has been in a certain condition in relation to the total time the device has been connected to a mains power supply and switched on For example a half filled Standby bar graph indicates that the D6 has been in Standby mode for half its operating life The following information will be recorded On time Hours counter Indicating the ...

Page 23: ...ion of the On Time an input signal was present at the D6 GainRed Proportion of the On Time the D6 has been operated with gain reduction Overload Proportion of the On Time the D6 has been operated with too high input level or output current Amp Prot A numerical value indicating the number of times the D6 has entered the error condition Amp Protect possibly due to a current overload caused by a low ...

Page 24: ...D6 Input mode Analog Pilot Digital Pilot Digital Lock analog Yes No No digital Yes Yes Yes Tab 2 Input Monitoring modes depending on D6 Input mode The submenus Input A and Input B within the Input Monitoring menu are related to the D6 s input connectors according to the following conventions D6 input mode is set to analog The analog input connectors INPUT A B of the D6 can be monitored for incomin...

Page 25: ... an interruption of the monitored pilot signal or digital clock is accepted without generating an error message Detection Time 99s Notch Filter on Notch on off A notch filter is available to remove the pilot signal from the program signal However if activated the Notch filter remains active even if the Input Monitoring is set to off Mode off indicated as n in the Main screen Frequency 1Hz Frequenc...

Page 26: ...ns voltage to which the device is connected in volts The typical accuracy is 2 Frequency The detected mains frequency Buzzer off Buzzer An additional acoustical signal for error messages on off Turning the buzzer on or off D6 Software manual Firmware V1 x x 1 1EN Page 26 of 32 ...

Page 27: ...vice is muted and the loudspeaker output is switched off After cooling down to a permitted operating temperature the device will switch on automatically Device Remote Error nnn a fault has occurred in the remote control connection This error message may appear if remote control is selected but no network is connected or no other device is found on the network Channel Invalid DSP Program the operat...

Page 28: ...t minimum pilot signal level Check the wiring for short circuits Channel Cancelled by User the user has interrupted the calibration either locally or remotely 2 6 3 Error messages during operation During operation the following error messages related to Load Monitoring LM and Input Monitoring IM may appear Note If both Load and Input Monitoring are activated and if both detect an error Load Monito...

Page 29: ...ears from the lower status line of the LCD 2 7 System Reset Note Following a system reset operation all user settings of the device are lost except for the dbCAN Id Switch off the unit Press and hold down the MUTE A switch while switching on the power supply to the unit again The following Reset screen is displayed All Settings have been reset to factory defaults Press A again to reboot dbCAN acti...

Page 30: ...files are accessed either by D6 D12 dbUpdate or R10 3 2 D6 Firmware update via D6 D12 dbUpdate D6 D12 dbUpdate is a control software for loading new firmware and or loudspeaker setups onto the D6 amplifier D6 SERVICE connector USB type B To execute a firmware update the computer has to be connected to the SERVICE connector on the rear panel of the D6 using a standard USB cable connector type A to ...

Page 31: ...D6 Software manual Firmware V1 x x 1 1EN Page 31 of 32 ...

Page 32: ...D2018 EN 01 02 2008 d b audiotechnik GmbH d b audiotechnik GmbH Eugen Adolff Str 134 D 71522 Backnang Germany Phone 49 7191 9669 0 Fax 49 7191 95 00 00 ...

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