Harman-Kardon AVR 154 owner manual Surround Modes, Advanced Functions

ADVANCED FUNCTIONS

Table 2 – Surround Modes

Surround Mode	Description	Incoming Bitstream or Signal
Dolby Digital	Provides up to five separate main audio channels and a dedicated	• Dolby Digital 1/0/.0 or .1, 2/0/.0 or .1,
	low-frequency effects (LFE) channel. May be encoded for Night mode,	3/0/.0 or .1, 2/1/.0 or .1, 2/2/.0 or .1,
	which allows the user to apply a compression setting that maintains	3/2/.0 or .1
	intelligibility of softer passages while reducing the loudness of dynamic	• Dolby Digital EX (played as 5.1)
	passages to avoid disturbing others.
Dolby Digital Stereo	Delivers a 2-channel downmix of Dolby Digital materials.	• Dolby Digital 1/0/.0 or .1, 2/0/.0 or .1,
Mode Group		3/0/.0 or .1, 2/1/.0 or .1, 2/2/.0 or .1,
		3/2/.0 or .1
		• Dolby Digital EX
Dolby Pro Logic II	Analog decoder that derives five full-range, discrete main audio channels	See below.
	from matrix surround-encoded or 2-channel analog sources. Four
	variants are available.
Dolby Pro Logic II	Variant of Dolby Pro Logic II that is optimized for movie and	• Dolby Digital 2.0 or 2.1
Movie	television programs.	• Analog (2-channel)
		• Tuner
		• PCM (32kHz, 44.1kHz, 48kHz, 96kHz)
Dolby Pro Logic II	Variant of Dolby Pro Logic II that is optimized for music selections.	• Dolby Digital 2.0 or 2.1
Music	Allows adjustment of sound field presentation in three dimensions:	• Analog (2-channel)
	• Center Width (adjusts width of vocal soundstage)	• Tuner
	• Dimension (adjusts depth of soundstage)	• PCM (32kHz, 44.1kHz, 48kHz, 96kHz)
	• Panorama (adjusts wraparound surround effect)
Dolby Pro Logic II	Variant of Dolby Pro Logic II that emphasizes use of the surround	• Dolby Digital 2.0 or 2.1
Game	channels and subwoofer for total immersion in the video gaming	• Analog (2-channel)
	experience.	• Tuner
		• PCM (32kHz, 44.1kHz, 48kHz, 96kHz)
Dolby Pro Logic	Original version of Dolby Pro Logic that steered a mono signal	• Dolby Digital 2.0 or 2.1
	containing information below 7kHz to the surround channels.	• Analog (2-channel)
		• Tuner
		• PCM (32kHz, 44.1kHz, 48kHz, 96kHz)
Dolby Virtual Speaker	Simulates 5.1 channels when fewer speakers are present, or a more	See below.
Mode Group	enveloping sound field is desired.
Dolby Virtual Speaker	When fewer than five main speakers are present, the Reference	• Dolby Digital (uses only two-speaker mode
Reference	mode virtualizes the missing speakers with accurate localization.	when signal does not contain center channel
	Select from two- or three-speaker mode, depending on how many	information)
	physical speakers are in your system.	• Analog (2-channel)
		• Tuner
		• PCM (32kHz, 44.1kHz or 48kHz)
Dolby Virtual Speaker	Wide mode may be used with two, three, four or five main speakers to widen	• Dolby Digital (number of channels available
Wide	the front soundstage by virtualizing the locations of the left and right speakers.	varies by number of channels in signal)
		• Analog (2-channel)
		• Tuner
		• PCM (32kHz, 44.1kHz or 48kHz)
DTS Digital Surround	Using a different encoding/decoding method than Dolby Digital,	• DTS 1/0/.0 or .1, 2/0/.0 or .1, 3/0/.0 or .1,
	it also provides up to five discrete main channels, plus an LFE channel.	3/1/.0 or .1, 2/2/.0 or .1, 3/2/.0 or .1
		• DTS-ES Matrix (played as 5.1)
		• DTS-ES Discrete (played as 5.1)

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