Yamaha RX-Z11 User Manual

■ Selecting decoders for multi-channel sources

If you connected surround back speakers, use this feature to enjoy 
6.1/7.1-channel playback for multi-channel sources using the Dolby 
Pro Logic IIx, Dolby Digital EX, DTS-ES, or Neural-THX 
decoders.

Set the operation mode selector to F

AMP and then 

press N

EXTD SUR. on the remote control 

Press 9l / h repeatedly to select a decoder while 
the name of the decoder is displayed when you 
select other than “AUTO” or “OFF”.

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Use this feature to activate the desired decoder manually when this unit 
cannot detect the signal flag encoded to the input sources correctly.

• The available decoders vary depending on the setting of the speakers and 

the input sources.

• 6.1/7.1-channel playback is not possible in the following cases:

– when “Surround” (see page 100) or “Surround Back” (see page 100) is 

set to “None”.

– when the component connected to the MULTI CH INPUT jacks is being 

played.

– when the source being played does not contain surround left and right 

channel signals.

– when a Dolby Digital KARAOKE source is being played.
– when this unit is in the stereo playback, 7ch Enhancer (see page 94) or 

Pure Direct (see page 65) mode.

– when “BI-AMP” is set to “ON” (see page 143).

• When this unit is turned off, this setting will be reset to “AUTO”.
• “Neural-THX” is only available on the U.S.A. and Canada models and you 

can select “Neural-THX” only when this unit is in the “STRAIGHT” 
mode (see page 64), surround decode mode (see page 86), or THX 
Surround mode.

Use this feature to play back sources with the accurate surround 
processing programs compliant with the THX specifications.

Rotate M

PROGRAM (or set the operation mode selector 

to F

AMP and then press QTHX repeatedly) to select 

the desired THX Surround mode.
You can select the THX Surround mode for movies, music, or 
games.

■ For 2-channel sources

You can select the following THX Surround programs.

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When this unit is in the THX Cinema, THX Music, or THX Games mode, 
you can select the desired surround decoder (see page 86).

■ For multi-channel sources

You can select the following THX Surround programs.

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To optimize the speaker settings for the THX Surround modes, set the 
parameters in “THX Set” (see page 99) appropriately. 

Activates the optimum decoder to play back signals 
in 6.1/7.1 channels when this unit recognizes a 
signal flag being input.

Decoders
(PLIIx Movie, 
PLIIx Music, 
EX/ES, EX, 
Neural-THX)

Use this feature to activate the desired decoders for 
the playback of multi-channel sources manually.

Does not use any decoders to create 6.1/7.1 
channels.

THX Surround mode for the 2-channel movie sources. This unit decodes 
the sources by the selected decoder.

THX Surround mode for the 2-channel music sources. This unit decodes 
the sources by the selected decoder before THX processing.

THX Surround mode for the 2-channel game audio. This unit decodes the 
sources by the selected decoder before THX processing.

THX Surround modes for the multi-channel movie sources. When this 
unit activates the Dolby Digital EX decoder (see left), this unit 
automatically selects the THX Surround EX mode, and when this unit 
activates the decoders for 6.1/7.1-channel playback, this unit 
automatically selects the THX Cinema mode. 

THX Surround mode for the multi-channel music sources.

THX Surround mode for the multi-channel game audio.

System Memory
You can store the settings of this unit optimized for the THX 
Surround modes and recall then easily by using the system 
memory feature. See page 115 for details.