ONKYO HT-R667 Manual Do Utilizador

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21
 
Connecting Your  Speakers
 
—Continued
 
Speaker Configuration
 
For 7.1-channel surround-sound playback, you need 
seven speakers and a powered subwoofer. 
The following table shows which channels you should 
use based on the number of speakers you have. 
 
* If you’re using only one surround back speaker, connect it to the 
SURR BACK L terminals.
 
No matter how many speakers you use, a powered sub-
woofer is recommended for a powerful and solid bass.
To get the best from your surround-sound system, you 
must set the speaker settings. You can do this automati-
cally (see page 42) or manually (see page 74).
 
Speaker Connection Precautions
 
Read the following before connecting your speakers:
• You can connect speakers with an impedance of 
between 8 and 16 ohms. If you use speakers with a 
lower impedance, and use the amplifier at high volume 
levels for a long period of time, the built-in amp pro-
tection circuit may be activated.
• Disconnect the power cord from the wall outlet before 
making any connections.
• Read the instructions supplied with your speakers.
• Pay close attention to speaker wiring polarity. Connect 
positive (+) terminals to only positive (+) terminals, 
and negative (–) terminals to only negative (–) termi-
nals. If you get them the wrong way around, the sound 
will be out of phase and will sound unnatural.
• Unnecessarily long or very thin speaker cables may 
affect the sound quality and should be avoided.
• Be careful not to short the 
positive and negative wires. 
Doing so may damage the AV 
receiver.
• Don’t connect more than one 
cable to each speaker termi-
nal. Doing so may damage the 
AV receiver.
• Don’t connect a speaker to several terminals.
 
Number of speakers:
2
3
4
5
6
7
 
Front left
 
 
Front right
 
 
Center
 
 
Surround left
 
 
Surround right
 
 
Surround back*
 
 
Surround back left
 
 
Surround back right
 
HT-S6100_En.book Page 21 Tuesday, July 1, 2008 4:58 PM