AVR35 om (H) 2/5/99 10:41 AM Page 20
System Configuration
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Delay Settingsa. When setting the delay time for theIf the distances are equal no further
One aspect of the surround modes is theDolby Digital surround mode, theadjustment is required and the center
delay of audio signals between the frontoptimal delay time is the resultingdelay should be set to zero. If the distance
speakers and the rear speakers. Eachfigure. For example, if the frontto the front speakers is greater than the
surround mode is factory preset with aspeakers are ten feet away and thedistance to the center speaker you may
specific delay time, but it is possible tosurround speakers are five feetwish to reposition the speakers by moving
individually adjust the delay timing toaway, the optimal delay time isthe front left/right speakers closer to the
custom tailor the sound to your individ-figured as 10�5=5. Thus, in thislistening position or the center speaker
ual taste and the acoustic conditions infurther away from the listening position.
example, the delay should be set at
your listening room or home theater.five milliseconds.If repositioning of the speakers is not
The factory setting is appropriate forpossible, adjust the center delay time so
most rooms, but some installationsb. When setting the delay time for that you add one millisecond of center-
create an uncommon distance betweenthe Pro Logic mode, take the resultchannel delay for each foot that the
the front and surround speakers that mayof the subtraction and add 15 todistance to the center speaker lags
cause the arrival of front channel soundsobtain the optimal delay time. Forbehind the front speakers. For example,
to become disconnected from surroundexample, if the front speakers areif the front left/right speakers are each
channel sounds.ten feet away and the surround10 feet from the listening position and
speakers are five feet away, thethe center-channel speaker is 8 feet
To resynchronize the front and surroundoptimal delay time is figured away, the delay is figured as 10�8=2,
channels, follow these steps:
as 10�5+15=20. Thus, in thissuggesting an optimal center delay of
1. Measure the distance from theexample, the delay should be set 2 milliseconds.
listening/viewing position to theat twenty milliseconds.To set the delay times, follow these steps:
front speakers.
The Dolby Digital mode also provides a1. Put the AVR35 in the Dolby Pro Logic
2. Measure the distance from theseparate setting for the center-channel-mode by pressing the Dolby Pro
listening/viewing position to thedelay mode, since the discrete nature Logic Selectorîon the front
surround speakers.of Dolby Digital signals makes thepanel, or by pressing the Surround
location of the center-channel speakerMode Selectorgon the remote,
3. Subtract the distance to the surroundmore critical. To calculate the delay forfollowed by the �/U buttons h
the center channel, measure the distance
speakers from the distance to theuntil PROLOGICappears in the
front speakers.from the preferred listening position inMain Information DisplaSandy
the center of the room to both the center-
channel speaker and either the left orthe PRO LOGIC indicator F lights.
right speaker.
2. Press the Delaybutton xo on
NOTE: The Theater, Hall 1 and Hall 2the remote or front panel. The words
modes use a fixed, non-adjustable S DELAY TIMEwill appear in the
delay time.Main Information DisplaS. y |
ACEC
