ENGLISH
4
FEATURES
1. Dolby Digital EX decoder system
Dolby Digital EX is a 6.1-channel surround format
proposed by Dolby Laboratories that allows users to
enjoy in their homes the "DOLBY DIGITAL
SURROUND EX" audio format jointly developed by
Dolby Laboratories and Lucas Films and first used
for the movie "Star Wars Episode 1 – Phantom
Menace".
The 6.1 channels of sound, including surround back
channels, provide improved sound positioning and
expression of space.
2. DTS-ES Extended Surround and DTS Neo:6
The AVR-1804 is compatible with DTS-ES Extended
Surround, a new multi-channel format developed by
Digital Theater Systems Inc.
The AVR-1804 is also compatible with DTS Neo:6, a
surround mode allowing 6.1-channel playback of
regular stereo sources.
3. Dolby Pro Logic
II
decoder
Dolby Pro Logic
II
is a new format for playing
multichannel audio signals that offers improvements
over conventional Dolby Pro Logic. It can be used to
decode not only sources recorded in Dolby Surround
but also regular stereo sources into five channels
(front left/right, center and surround left/right). In
addition, various parameters can be set according to
the type of source and the contents, so you can
adjust the sound field with greater precision.
4. On Screen Diaplay
Troublesome operations such as adjusting the delay
time and other parameters according to the listening
environment are greatly simplified. The various
parameters can be set simply by selecting the graphic
displayed on the monitor screen according to the
listening room's system environment.
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5. Video Conversion Function
The AVR-1804 is equipped with a function for
converting the signals input to the video input
connector and S-Video input connector. With this
function, the AVR-1804's monitor out connector
and the monitor (TV) can be connected with video
pin-plug cords or an S-Video connection cord.
6. Dolby Digital
Using advanced digital processing algorithms,
Dolby Digital provides up to 5.1 channels of wide-
range, high fidelity surround sound. Dolby Digital is
the default digital audio delivery system for North
American DVD and DTV.
7. DTS (Digital Theater Systems)
DTS provides up to 5.1 channels of wide-range,
high fidelity surround sound, from sources such as
laser disc, DVD and specially-encoded music discs.
8. Component Video Switching
In addition to composite video and "S" video
switching, the AVR-1804 provides 2 sets of
component video (Y, P
/C
, P
/C
) inputs
B
B
R
R
assignable, and one set of component video
outputs to the television, for superior picture quality.
9. Auto Surround Mode
This function stores the surround mode last used
for an input signal in the memory and automatically
sets that surround mode the next time that signal
is input.
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PART NAMES AND FUNCTIONS
Front Panel
• For details on the functions of these parts, refer to the pages given in parentheses ( ).
#4 #3
@9
@8
@7
#2
#1
#0
e
t
u o
q w
r
y i
q
Power operation switch .....................(19, 30, 34)
w
Headphones jack (PHONES) ..........................(21)
e
REC SELECT button .......................................(22)
r
SPEAKER A button...................................(19, 34)
t
SPEAKER B button...................................(19, 34)
y
SURROUND BACK button .............................(26)
u
ANALOG button .......................................(19, 20)
i
EXT. IN button ..........................................(19, 20)
o
DOLBY/DTS SURROUND button ..........(23 ~ 26)
!0
5CH/6CH STEREO button ..............................(27)
!1
DIRECT/STEREO button ..........................(21, 27)
!2
TUNING UP/DOWN buttons ..........................(30)
!3
V. AUX input jacks ........................................(3, 9)
!4
SURROUND MODE button ...............(20, 26, 28)
!5
SURROUND PARAMETER button ...........(24, 28)
!6
SELECT knob .....................................(20, 24, 28)
!7
TONE DEFEAT button ....................................(21)
@6 @5 @4
@3
@2 @1
@0
!9
!1
!4
!0
!2
!3
!5 !6 !7 !8
!8
TONE CONTROL button ................................(21)
!9
MASTER VOLUME control ............................(20)
@0
RDS button...............................................(32, 33)
@1
RT button........................................................(34)
@2
PTY button......................................................(33)
@3
MASTER VOLUME indicator ..........................(20)
@4
Display
@5
PRESET STATION select buttons.............(30, 31)
@6
BAND button ..................................................(30)
@7
OUTPUT indicator...........................................(26)
@8
SIGNAL indicator ............................................(20)
@9
INPUT MODE indicator ..................................(20)
#0
INPUT MODE button .........................(19, 20, 26)
#1
Remote control sensor
(REMOTE SENSOR) .......................................(10)
#2
Power operation indicator ..............................(19)
#3
FUNCTION knob ......................................(19, 22)
#4
SOURCE selector button ...............................(19)