28
RQT6750
Sound field/sound quality operations

Sound field

Dolby Pro Logic, Dolby Pro Logic II, Super Surround, Center
Focus, Multi Rear Surround, Virtual Rear Surround, Seat Position,
Dynamic range compression and Subwoofer Level adjusting (
page 31) cannot be used if headphones are connected (“ERROR”
appears on the display, excluding Seat Position).
You may experience a reduction in sound quality when these
sound field systems are used with some sources. If this occurs,
turn the sound field system off.
Dolby Digital and DTS are digital encoding systems used on DVD
to carry surround sound. Both were originally developed for use in
cinemas.
This unit automatically recognizes and decodes these systems.

Play a Dolby Digital or DTS source.

The Dolby Digital or DTS
indicator lights.
To down-mix Dolby Digital or DTS (multiple-
channel) signals to 2 channels
Press [SHIFT]i[MIX 2CH].
To cancel, press [SHIFT]i[MIX 2CH] again.
When “D.MIX” flashes on the display [DVD-A]
The DVD-Audio contains multiple-channel signals that cannot be
down-mixed.
[HT900]
The Dolby Pro Logic II processor works not only on sources
recorded with Dolby Surround, but also on any stereo source.
There is a difference in sound quality between Dolby Pro Logic and
Dolby Pro Logic II.
1Press [ÎPLII].
Each time you press the button:
MUSIC
>
MOVIE
>
PANORAMA
>
(off)
^--------------------------------------------------------}
MUSIC: Adds surround effects to stereo sources.
MOVIE: Use this mode when playing movie software,
especially videotapes, recorded in Dolby Surround.
PANO R A MA : Sound is spread out more so you feel like you
are surrounded by music.
2Play a Dolby Surround or stereo
source.
[HT700] [HT690]
Dolby Pro Logic is a decoding system that was developed to get a
better sense of presence from sources encoded with Dolby
Surround. The feeling of position has been improved by the addition
of a separate center speaker channel.
Software encoded with Dolby Surround can be identified with this
mark (DVD, CD, Video CD, Laser Disc, Video tape).
1Press [ÎPL].
2Play a Dolby Surround
source.
To cancel
Press [ÎPL] or [ÎPLII] again.
[Note]
This does not work when playing multi-channel Dolby Digital.
Adjust the level of the speakers so they are the same apparent level
as the front speakers where you would normally be sitting and
listening. (L, R page 29, “Balance”)
Preparation
Press [DVD/CD].
1 Press [SHIFT]i[TEST] to output a test signal.
Lch: Front left
Cch: Center
Rch: Front right
RSch: Right surround
LSch: Left surround
2 Press [VOLUME, r] or [s] to set the volume level normally
used for listening.
3 Press [3] (to increase) or [4] (to decrease).
C, RS, LS: j6 dB to i6 dB
To stop the test signal, press [SHIFT]i[TEST] again.

Dolby Digital and DTS

Software encoded with Dolby
Digital can be identified with
this mark.
Software encoded with DTS
can be identified with this
mark.
AV SYSTEM
TV/VIDEO
DISC
PAGE
GROUP
SEQUENTIAL
REPEAT
PLAY MODE FL DISPLAY
CANCEL
SKIP
CH
TOP MENU
DISPLAY
VOLUME
SUBWOOFER
LEVEL
SLEEP
C.S.M ZOOM
AUDIO
AV EFFECT
P.MEMORY
S.POSITION
SFC C.FOCUS
S.SRND MIX 2CH
PL
TEST
CH SELECT
DR COMP
QUICK REPLAY
DELAY TIME
SUBTITLE
RETURN
TV VOL
s
TV VOL
r
DIRECT
NAVIGATOR PLAY LIST
MENU
SLOW/SEARCH
123
456
78
0
9
TUNER/BAND DVD/CD
TV VCR
ENTER
SETUP
MUTING
DIGITAL
AUX
S
10/
ENTER
SHIFT
DISC 1 DISC 2
DISC 4 DISC 5
DISC 3
AV EFFECT
SHIFT
342 1
ENTER
MIX 2CH
ÎPL
II
DVD/CD
TEST
CH SELECT
S.POSITION
SFC
VOLUME
j i
C.FOCUS
S.SRND
DIGITAL
DTS

Dolby Pro Logic or Dolby Pro Logic II

Speaker level adjustments

PL II
PL