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Author Topic: HDMI/IMS2000
Martin Van Broekhoven
Film Handler

Posts: 2
From: Rotterdam Zuid Holland Netherlands
Registered: Nov 2012


 - posted 09-30-2019 02:28 PM      Profile for Martin Van Broekhoven   Author's Homepage   Email Martin Van Broekhoven   Send New Private Message       Edit/Delete Post 
I do not get any sound of the HDMI on the IMS2000. Did I maybe forgot something?

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Carsten Kurz
Film God

Posts: 4340
From: Cologne, NRW, Germany
Registered: Aug 2009


 - posted 09-30-2019 03:07 PM      Profile for Carsten Kurz   Email Carsten Kurz   Send New Private Message       Edit/Delete Post 
Maybe your source is delivering raw PCM/bitstream audio like Dolby AC3 or dts?

The Doremi IMB/IMS can only 'decode' LPCM without any surround encoding. Some sources will only deliver stereo in that mode, while some can output discrete multichannel LPCM (up to 8ch, that is, up to 7.1).

Check the HDMI source manual for setup options!

- Carsten

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Marcel Birgelen
Film God

Posts: 3357
From: Maastricht, Limburg, Netherlands
Registered: Feb 2012


 - posted 10-01-2019 02:53 AM      Profile for Marcel Birgelen   Email Marcel Birgelen   Send New Private Message       Edit/Delete Post 
Like Carsten already put it, your IMS will only handle Multi-LPCM streams correctly. If your playback device is pushing AC3, DTS or any of the other fancy proprietary sound formats out there, it's not going to work.

Often, it's easier to route the audio directly to your audio processor, bypassing the IMS entirely. Depending on what gear you have on either side, there are often multiple solutions for this.

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