TEAC AG20D Manuel D’Utilisation

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SPEAKER CONFIGURATION, DELAY TIME & DYNAMIC RANGE CONTROL                      
 
SPEAKER CONFIGURATION 
It is important to configure your speakers correctly in 
order to get the most from your AV Receiver. This 
versatile AV Receiver provides the flexibility to 
experience multi-channel surround sound without a 
center speaker. However, for best results with Dolby 
Pro Logic II, DTS and Dolby Digital decoding, at 
least 5 speakers (Left, Center, Right, Left Rear and 
Right Rear) should be used. (Note: As with all 
surround sound configurations, we recommend the 
use of a Subwoofer speaker to fully experience the 
Low Frequency Effect encoded into most of today's 
DVD movies). 
 
BASS MODE 
There are 2 preset speaker configurations based on 
the size of your speakers. 
Default is Mode 1. 
 
 Front 
& R 
Center Rear L 
& R 
Sub-Woofer
Mode1  Small Small Small On 
Mode2  Large Small Small On 
 
 
Press BASS MODE to select one of the 2 modes 
according to your speaker's size. 
(Note: Large speakers can fully reproduce low 
frequencies of below 80Hz. Small speaker cannot 
reproduce low frequencies of below 80Hz with 
sufficient volume. Refer to your speaker 
specifications to select the correct size). 
 
DELAY TIME 
The delay time can be individually set for the Dolby 
Digital/Dolby Pro Logic II modes using the DELAY  
(CENTER/REAR) buttons. 
When you adjust the delay time in the Dolby Digital 
mode, an additional 15 ms is automatically added to 
the surround channels in the Dolby Pro Logic mode. 
The current setting is shown on the display. 
 
 
DELAY
TIME
BASS
MEMORY
TREBLE
DIMMER
VOL
SUBWOOFER
ON/OFF
TUNING
 
BASS
MODE
MUTE
POW ER
INPUT MODE
LFE TRIM
TEST
TONE
DELAY TIME
TUNER
VIDEO 1
AUX
VIDEO 2
TAPE
DVD
APS
BAND
MANUAL
ST/MONO
 
SURROUND
MODE
CH
SELECT
 
DTS/DOLBY 
DIG ITAL
VOL
PRESET +
PRESET
 
AG20D
R
 
 
1. Press "DELAY TIME" on the remote control 
repeatedly, the corresponding speaker appears on 
the display: S → C 
2. Press +/- button to set the time delay. 
 
 
 
 
Delay Time Setting Adjustable Range 
    DOLBY DIGITAL MODES: 
    0-15 ms in 5 ms step (S-Delay) 
    0-5 ms in 1 ms step (C-Delay) 
    DOLBY PRO LOGIC II MODE: 
    10-25 ms in 5 ms step (S-Delay) 
 
In the surround modes, the sound from the speakers 
should be delayed slightly, relative to that from the 
front speakers. 
The optimum delay time will depend on acoustic 
properties, whether the walls and furnishings reflect 
or absorb sound, etc. 
It is recommended that you try different delay times 
to obtain the best effect. The delay is digitally 
synthesized. 
For the highest sound quality with minimum noise 
and distortion, the delay time can be set 
independently for each surround mode using the 
DELAY TIME buttons, with the current setting shown 
in the display. 
 
DYNAMIC RANGE CONTROL 
This button controls the compression range of sound 
track. If the compression is large (DRC = 4/4), the 
sound effect is retarded to a certain range. As a 
result, sound effect is not as excited as normal range 
DRC = 0/4). It is useful when you want to movies at 
the late night. 
 
 
Press  DYNAMIC  on remote control repeatedly 
until the desired compression range reached. 
 
DYNAMIC
BASS
MEMORY
TREBLE
DIMME R
VOL
SUBWOOFER
ON/OFF
TUNING
 
BASS
MODE
MUTE
POWER
INPUT MODE
LFE TRIM
TEST
TONE
DELAY TIME
TUNER
VIDEO 1
AUX
VIDEO 2
TAPE
DVD
APS
BAND
MANUAL
ST/MONO
 
SURROUND
MODE
CH
SELECT
 
DTS/DOLBY 
DIGITAL
VOL
PRESET +
PRESET
 
AG20D
R
 
 
               DRC=0/4     No Compression 
        DRC=1/4 
        DRC=2/4 
        DRC=3/4 
        DRC=4/4     Greatest Compression 
Note: 
1. The Dynamic Range Control state will resume to 
normal if you do not press it after 5 seconds. 
 
2. Dynamic Range Compression is not possible with 
DTS sources. 
 
 
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