Yamaha RX-A730 Owner's Manual page 86

CI Surround Back
Selects whether or not surround back speakers are connected and their sizes.
Settings
Select this option when one large speaker is connected.
Large xl The surround back speaker will produce all of the surround back
channel frequency components.
Select this option when two large speakers are connected.
Large x2 The surround back speakers will produce all of the surround back
channel frequency components.
Select this option when one small speaker is connected.
Small xl The subwoofer or front speakers will produce surround back channel
low-frequency components (configurable in "Bass Cross Over").
Select this option when two small speakers are connected.
Small x2 (default) The subwoofer or front speakers will produce surround back channel
low-frequency components (configurable in "Bass Cross Over").
None Select this option when no surround back speakers are connected.
The surround speakers will produce surround back channel audio.
• This setting is not available when "Power Amp Assign" is set to "5ch BI-AMP", or when "Surround" is set to
"None".
CI Front Presence
Selects whether or not presence speakers are connected.
Settings
Use (default) Select this option when presence speakers are connected.
None Select this option when no presence speakers are connected.
CI Subwoofer
Selects whether or not a subwoofer is connected and its phase.
Settings
Select this option when a subwoofer is connected (phase not
Normal
(default) reversed). The subwoofer will produce LFE (low-frequency effect)
channel audio and low-frequency components from other channels.
Use
Select this option when a subwoofer is connected (phase reversed).
Reverse The subwoofer will produce LFE (low-frequency effect) channel audio
and low-frequency components from other channels.
Select this option when no subwoofer is connected. The front
None speakers will produce LFE (low-frequency effect) channel audio and
low-frequency components from other channels.
• When the bass sound is lacking or unclear, switch the subwoofer phase.
CI Extra Bass
Sets the speakers to produce the front channel low-frequency components.
Settings
Off (default) Depending on the size of the front speakers, either the subwoofer or
front speakers produce the front channel low-frequency components.
Both the front speakers and subwoofer produce the front channel
On
low-frequency components.
• This setting is not available when "Subwoofer" is set to "None", or when 'Front" is set to "Small".
Bass CrossOver
Sets the lower limit of the low-frequency components that can be output from a speaker
whose size is set to "Small". A frequency sound lower than the specified value will be
produced from the subwoofer or front speakers
Settings
40 Hz, 60 Hz, 80 Hz (default), 90 Hz, 100 Hz, 110 Hz, 120 Hz, 160 Hz, 200 Hz
• If the volume and crossover frequency are adjustable on your subwoofer, set the volume to half and
crossover frequency to maximum.
CONFIGURATIONS • Configuring various functions(Setup menu) I En 86