05Listening to your system
Using the Virtual Surround Back mode
When you’re not using surround back speakers, selecting this mode allows you to hear a virtual surround back channel through your surround speakers. You can choose to listen to sources with no surround back channel information, or if the material sounds better in the format (for example, 5.1) for which it was originally encoded, you can have the receiver only apply this effect
to 6.1 encoded sources like Dolby Digital EX or
The table indicates when you will hear the virtual surround back channel (=Virtual surround back channel is active).
•Press SB ch (SB ch PROCESSING) repeatedly to cycle the virtual surround back channel options.
Each press cycles through the options as follows:
•VirtualSB ON – Virtual Surround Back is always used (for example, on 5.1 encoded material)
•VirtualSB AUTO – Virtual Surround Back is automatically applied to 6.1 encoded sources (for example, Dolby Digital EX or
•VirtualSB OFF – Virtual Surround Back mode is switched off
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Type of source | Processing / | Multichannel |
| Stereo sources | Advanced |
Virtual SB |
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Dolby Digital | ON | |
6.1 ch flagged |
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Dolby Digital/DTS and | ON | |
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| AUTO | | c |
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Dolby Digital/DTS/PCM and | ON |
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Analog | ON |
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ON | |
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Plus/Dolby TrueHD/WMA9 Pro encoded and |
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PCM 6.1 ch/7.1 ch sources | AUTO | |
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Dolby Digital Plus/Dolby TrueHD/WMA9 Pro | ON | |
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(44.1 kHz/48 kHz) encoded and PCM 5.1 ch |
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sources | AUTO | | c |
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ON | | c |
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encoded 5.1 ch sources | AUTO | | c |
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Dolby Digital Plus/Dolby TrueHD/WMA9 Pro | ON |
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(44.1 kHz/48 kHz) encoded stereo sources |
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| AUTO |
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ON |
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encoded stereo sources | AUTO |
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a. Only applicable when using the Virtual Surround Back mode. b. Not applicable when using the Virtual Surround Back mode.
c. Sound is output from the surround back speakers only when THX Select2 CINEMA, THX MUSICMODE or THX GAMES MODE is selected. d. Advanced surround mode may not be available depending on the input signal.
Note
1• You can’t use the Virtual Surround Back mode when the headphones are connected to this receiver or when any of the THX, stereo, Front Stage Surround Advance or Stream Direct mode is selected.
•You can only use the Virtual Surround Back mode if the surround speakers are on and the Surr Back setting is set to NO in the Speaker Setting on page 43.
•Depending on the input signal and the listening mode, the Virtual Surround Back mode may not be effective.
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