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H

EA

DSP

EAKER

 – 5.1 

HEADPHONE

 

SYSTEM

3. S oftw are In stallation

Connecting the DSP unit to a computer's USB port will initiate the installation of required 
system drivers. To make personal adjustments, it is highly recommended to install the 
provided diagnostic software also.

To install the diagnostic software, place the provided installation disc in the disc drive. 
Installation   procedure   should   start   automatically.   If   it   doesn't,   autorun   feature   is 
disabled in the operating system. In this case, view the contents of the installation disc 
in file browser and launch the installer program manually.

Installer program will start by presenting a list of optional components to install. It is 
advisable   to   make   a   full   install.   Next,   the   program   allows   to   define   a   destination 
directory. When you're ready, click 

install

 to finish the installation.

 3.1  S ound S ettin g s  Under Windo w s  X P

After the software installation has completed, attach the DSP unit to a vacant USB port. 
System   should   automatically   identify   the   device   and   install   any   necessary   hardware 
drivers. After that, please make sure that Hea

DSP

eaker has the default sound device 

status.

Launch 

control panel

 from the Start menu. 

Open 

sound devices

. A window similar to that shown in figure 8 should pop up.

Page 9

Содержание HeaDSPeaker

Страница 1: ...HeaDSPeaker 5 1 DSP Headphone System With Head Tracking USER S MANUAL Revision history Rev Date Author Chapters Description 01 11 24 03 09 LM All Translated version ...

Страница 2: ...hoto Description Checked 1 DSP unit 2 Head tracking sensor for headphones 3 USB cable A plug mini USB 5PIN M 4 230V USB adapter 5 3 5 mm 3 5 mm audio cable 6 Software installation media 7 Volume attenuator 8 3 5 mm 2 x RCA audio cable Page 2 ...

Страница 3: ...the user perceives sound directions as if the sound was actually played back using a set of surround loudspeakers HeaDSPeaker supports lossless 5 1 or 7 1 PCM audio via USB bus or alternatively surround encoded multichannel audio via analog stereo connector Analog stereo audio will be decoded to multichannel format using DSPeaker s proprietary DSP logic decoder DSP logic can decode the most common...

Страница 4: ...HEADSPEAKER 5 1 HEADPHONE SYSTEM Page 4 Figure 1 A recommended placement for the DSP unit is at the top of the display device Figure 2 Using the spring clip ...

Страница 5: ...ng is automatically turned off when no audio is present for a while when connected via USB RED static 5 1 auralization head tracking disabled 3 PCM ANALOG indicator led OFF only stereo sound from USB is available GREEN multichannel 5 1 tai 7 1 audio available from USB ORANGE analog input is active DSP logic decodes surround encoded audio to 5 channels 4 Head tracker ultrasound transmitter Must be ...

Страница 6: ...rip or other suitable way Make sure that connection is secure and sensors are firmly in place see figure 5 Please note that orientation is significant sensors must face towards the DSP unit and have a clear line of sight Attach signal cable part 5 between head tracking sensor s connector and DSP unit s sensor connector Attach headphone s signal cable to DSP unit s headphones connector figure 6 Att...

Страница 7: ...HEADSPEAKER 5 1 HEADPHONE SYSTEM Page 7 Figure 5 tracking sensors securely attached to headphones Figure 6 connections in USB audio mode ...

Страница 8: ...eadphones connector figure 6 Attach USB voltage adapter part 4 between a mains output and DSP unit s USB connector Attach line in to headphone output or line output of the signal source TV Xbox360 Playstation 3 etc using appropriate cable part 8 or other suitable cable Volume attenuator part 7 can be used between headphone output and the headphones Note 1 Please do not attach volume attenuator in ...

Страница 9: ... disc in file browser and launch the installer program manually Installer program will start by presenting a list of optional components to install It is advisable to make a full install Next the program allows to define a destination directory When you re ready click install to finish the installation 3 1 S ound S ettings Under Window s X P After the software installation has completed attach the...

Страница 10: ...lays any other device than HeaDSPeaker open up Audio tab Select HeaDSPeaker from the topmost drop down list see figure 9 This way sound output from the computer goes through HeaDSPeaker whenever possible Page 10 Figure 8 Windows XP sound and audio properties ...

Страница 11: ...ears Speaker setup should be in multichannel state If it isn t select 5 1 surround from the list as shown in figure 10 Close the window by clicking OK Make sure that the device is working properly by launching the diagnostic software see chapter 4 for further information Page 11 Figure 9 selecting the default sound device ...

Страница 12: ...ould automatically identify the device and install any necessary hardware drivers After that please make sure that HeaDSPeaker has the default sound device status Launch control panel from the Start menu and select sound devices A window similar to that shown in figure 11 should pop up Page 12 Figure 10 selecting surround speaker setup ...

Страница 13: ...e default device right click it and select set as default device Click the configure button at the bottom left to open a speaker configuration dialog figure 12 If multichannel audio configuration isn t activated activate it from the list Click next until configuration is finished Now you re ready to launch the diagnostic software as described in chapter 4 Page 13 Figure 11 Sound and audio devices ...

Страница 14: ...el audio sources are considerably more widespread so in general it is usually a safer choice to use a six channel firmware However Windows Vista tends to matrix 5 1 audio channels in a way that may result in impaired rear channel imaging That s why we suggest 8 channel firmware for Vista users even if the intention is to use only 6 channel audio sources In this case it is advisable to use the diag...

Страница 15: ...annel mapping thus 6 channel mode is a better starting point for 5 1 audio Naturally when full 8 channel audio is available corresponding 8 channel firmware should be installed regardless of the operating system See page 22 for instructions on how to install the firmware Page 15 ...

Страница 16: ...is recommended that every user should choose an ear model that best corresponds with individual directional hearing Start diagnostic application by clicking its shortcut in the desktop or start menu folder Page 16 Figure 13 main screen of the diagnostic application Manage user profiles Open configuration dialog Firmware version Head tracking direction indicator Change test sound Minimize to notifi...

Страница 17: ...nd status of the default sound device as described in chapters 3 1 and 3 2 Indicator line at the bottom of the window represents tracked head direction If tracking sensors are correctly set up the line should reflect head movement If the angle is not straight up when your head is directly facing the display adjust tracker offset to compensate the angle difference Tracker offset is one of the adjus...

Страница 18: ...t allows changing the active ear model which is used in producing the directional hearing sensation increasing or reducing head tracking sensitivity and adjusting the amount of spatial processing room response You can also disable HeaDSPeaker s processing entirely Page 18 Figure 14 settings window Adjust head tracker sensitivity Adjust room response Adjust tracker angle offset Toggle between basic...

Страница 19: ...eflectivity properties of a virtual auditorium If the value is set to the minimum rendering algorithm is disabled and only auralization HRTF based processing is performed However modelling the spatial properties of a virtual auditorium improves the distance and externalization out of head perception of audio sources Room response setting depends heavily on personal preference It is also affected b...

Страница 20: ...the list on the right to access all of the models When evaluating a model take advantage of test sounds in different directions To play a sound click any of the speaker icons The best model is the one that produces the best immersion of directional audio in all directions Please note that differences in the models may cause some of them sound more colored while others sound more natural It is norm...

Страница 21: ...fect when the device is not connected to a computer i e connected to an analog source 4 4 Fa st U ser S witching Diagnostic application supports fast user switching for multiple user environments To use this feature check the minimize to tray checkbox in the diagnostic application s main screen When this setting is enabled and the application window is minimized a headphone icon appears in the sys...

Страница 22: ...in window A confirmation dialog will pop up click OK to begin the updating process Right click anywhere inside the diagnostic application s main window and select firmware update from the pop up menu An open file dialog will show up which can be used to locate the desired firmware image file Important do NOT disconnect the DSP unit from the computer until the diagnostic application has finished re...

Страница 23: ...ptimal check that channel mapping is correct using the HeaDSPeaker diagnostic application Switching between 6 and 8 channel firmwares may help see chapter 4 5 for more information If audio doesn t sound 3 dimensional when HeaDSPeaker is connected via analog connector make sure that all effects and or signal processing is disabled in the audio source It is also possible that that signal is not surr...

Страница 24: ...c pack installation such as FFDSHOW Some systems doesn t switch to USB audio automatically It may be necessary to force USB audio manually see chapter 3 for more information Many games support 5 1 USB audio already However some games are only able to provide 2 0 stereo PCM audio Page 24 Figure 17 configuring the AC3 filter ...

Страница 25: ...gnifically cause interference Sound playback will never be stopped however the directional information may momentarily get distorted Tracking system recovers from such situations automatically when a clear line of sight is restored The operational range of the head tracker is ca 5 6 meters slightly depending on acoustic properties of the room Typically tracking is reliable when the angle differenc...

Страница 26: ...ing these controls Accordingly level of bass output can be adjusted if host device supports USB audio controls When the bass level is increased HeaDSPeaker will emphasize frequenzies below 70 Hz and apply companding to the signal to prevent clipping Bass emphasis affects all channels If the level of the bass is decreased only subwoofer channel LFE is affected This can help reducing the amount of d...

Страница 27: ...nufacturer and Support Manufacturer VLSI Solution Oy Entrance G 2nd floor Hermiankatu 8 FIN 33720 Tampere FINLAND Fax 358 3 3140 8288 Tel 358 3 3140 8200 Email sales vlsi fi WWW http www dspeaker com Product support support vlsi fi Page 27 ...

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