Onkyo HT-R990 • THX I/S Cinema, • THX I/S Music, • THX I/S Games, THX Surround EX

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Listening Mode				Description	Input	Speaker
					Source	Layout
				• THX I/S Cinema	D	V
	T H X	I / S	C i n e m a
				This mode expands 5.1-channel sources for 7.1- channel playback. It does
				this by analyzing the composition of the surround source, optimizing the
	T H X	I / S	M u s i c	ambient and directional sounds to produce the surround back channel
				output.
				• THX I/S Music
	T H X	I / S	G a m e s
				This mode is designed for use with music. It expands 5.1-channel sources
				for 7.1-channel playback.
	T H X	S u r r	E X
				• THX I/S Games
				This mode is designed for use with video games. It can expand 5.1-channel
				sources for 6.1/7.1-channel playback.
				• THX Surround EX
				This mode expands 5.1-channel sources for 6.1/7.1- channel playback. It’s
				especially suited to Dolby Digital EX sources. THX Surround EX, also
				known as Dolby Digital Surround EX, is a joint development between
				Dolby Laboratories and THX Ltd.
				• Dolby Pro Logic II Game + THX I/S Games	S	V
				The combination of Dolby Pro Logic II Game and THX I/S Games modes
				can be used. The PLII indicator lights on the display.

Note

When the input source contains the encoded front high channel, the corresponding speakers output the sound. If there are no surround back speakers, Dolby Pro Logic II is used.

For the Blu-ray Discs, Dolby Digital is used in a 3.1/5.1-channel speaker system.

AV receiver can input the DSD signal from HDMI IN. Setting the output setting on the player side to PCM might obtain a better sound according to the player. In that case, set the output setting on the player side to PCM.

If there are no surround back speakers, DTS is used.

• The listening modes cannot be selected with some source formats.

En

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