OPPO Digital BDP-93 사용자 설명서

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2.  Distance: The speaker distance parameters set delay control for the corresponding audio channel. 
The delay is to compensate for the audio propagation time difference caused by the placement of 
speakers.   
 
Speaker distance compensation is not required if the A/V receiver has the capability to adjust 
channel delay and compensate for speaker distance differences.  However, if your receiver does 
not have such functions (most receivers do not offer these functions for their multi-channel analog 
input), you may adjust them through the player.  Speaker distance delay is only applied if the player 
is decoding multi-channel audio.  If you use bitstream audio output to your A/V receiver, the 
bitstream audio is not adjusted for speaker distance delay. 
 
Since the delay is calculated based on the distance difference from each speaker to the listener’s 
position, it is important to set the distance for the front speakers first and then the other 
speakers.  Any time you change the distance of the front speakers, the distance of the other 
speakers will be automatically adjusted to maintain the same distance difference. 
 
FL
FR
C
SW
SL
SR
SBL
SBR
Speaker Icons:
FL - Front Left 
FR - Front Right 
C - Center
SW - Subwoofer
SL - Surround Left 
SR - Surround Right 
SBL - Surround Back Left 
SBR - Surround Back Right 
1
2
3
Distances:
1 - Listener to Front 
2 - Listener to Center
3 - Listener to Surround Left 
 
 
For example, in the above diagram, measure the distance (in feet) from the primary listening 
position to the Front Left or Front Right Speaker. Your Front Right and Left speakers should 
measure the same distance. If they do not, please adjust them if possible. Enter the distance of the 
Front Speakers (n in the above picture) into the “Speaker Configuration” menu. 
 
Next, measure the distance (in feet) from center speaker (o) to the listening position. Move the 
cursor to highlight the Center speaker in the Channel Delay setup page, and enter the distance (as 
close as possible) in feet. Repeat for each speaker in the system (Center, Surround Left, Surround 
Right, Surround Back Left, Surround Back Right and Subwoofer) as available. The player will insert 
appropriate delay to the center, subwoofer and surround channels to make sure sound waves from 
different speakers arrive at the listener at the same time. 
 
Distance between the surround speakers and the listener must be shorter than or equal to that 
between the front speakers and the listener. 
 
If the channel delay settings cannot match your speaker configuration, please set all distances to 
the same and use your receiver/amplifier to set the channel delay. 
 
NOTE 
The front, surround and surround back speakers are configured as pairs.  Changes to the 
distance of one speaker will automatically change the other speaker of the pair.