Listening to your lifestyle, 30 system, Using enhanced mode for movie soundtracks – Bose Lifestyle 30 Series II User Manual

Page 24: Digital dynamic range, Compression, Using simulated surround for mono movie material, Operating your lifestyle

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22

October 29, 2001

AM199736_06_V.pdf

Listening to your Lifestyle

®

30 system

Your Lifestyle

®

30 system uses digital signal processing to bring even gr eater realism and

impact to both movies and music recordings. Built-in Dolby Digital decoding delivers up to
5.1 discrete audio channels (i.e., five for the independent Jewel Cube

®

speakers and one for

rich bass from the Acoustimass

®

module) from DVD, digital TV, next-generation cable boxes,

and satellite receivers. With analog formats, as well as for two-channel PCM and Dolby
Digital bitstreams, Videostage

®

decoding directs stereo information to the surround channels,

so the sound of stereo broadcasts and rented or recorded tapes can appr oach that of your
DVD discs.

In addition, Videostage decoding pr ocesses a one-channel program and directs five-channel
sound to five independent speakers. Dialogue r emains locked on-screen, while music and
ambient effects fill the room to increase your listening enjoyment.

Your Lifestyle

®

30 system offers the option of listening in 5, 3, or 2-speaker mode. The system

turns on in SURROUND (5-speaker) mode. For most video material (mono, stereo, or sur-
round), listening in 5 or 3-speaker mode helps anchor the dialogue to the picture while
providing a fuller sound.

Using enhanced mode for movie soundtracks

Pressing VIDEO 1, VIDEO 2, or AUX tur ns the system on in enhanced mode, with bass and
treble settings specially designed for pr oper playback of movie soundtracks. Press the same
button (VIDEO 1, VIDEO 2, or AUX) again to alter nate between enhanced mode for movies
and standard mode for other listening. Pressing TAPE turns the system on in standard mode.
Press TAPE again to alternate between enhanced mode for movies and standard mode for
other listening.

Note:

Enhanced mode provides more bass and less treble, as is specified for proper

playback of movie sound.

Digital Dynamic Range

®

compression

Digital Dynamic Range compr ession automatically adjusts the volume to allow you to hear
soft sounds (particularly dialogue) and to pr event you from being overwhelmed by a loud
special effect (e.g., an explosion). This featur e is engaged when you tur n on the system, but
you may turn it on (one chime) or off (two chimes) using the STEREO

STEREO

two-speaker

button.

Using simulated surround for mono movie material

Bose

®

Videostage decoding can pr ocess a one-channel program into five-speaker sound –

directing the signals so that dialogue remains locked on-screen, while music and ambient
effects fill the room. You experience a surround sensation, providing extra enjoyment when
you watch older (i.e., pre-stereo) movies. This feature can be used for mono TV, FM, and AM
programs. Press the SURROUND

SURROUND

(5-speaker) button to turn it on (one chime) or off (two

chimes). This feature is automatically engaged when a Dolby Digital bitstr eam indicates that it
contains a mono program.

Operating Your Lifestyle

®

30 System

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