Sony HT-A9, Help Manual

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Help Guide
Home Theatre System
HT-A9
[Speaker Settings]
[Sound Field Optimization]
This function automatically measures the positions of the four speakers and the distance from each speaker to the
ceiling, and optimizes the surround sound quality to suit your environment.
Follow the on-screen instructions to start the measurements. During the optimization, the speakers will make a sound for
about a minute.
Note
Do not make loud noises, walk or stand in front of the speakers during optimization.
[Manual Speaker Settings]
You can set the speaker placement in relation to the TV or set the listening position to obtain the best possible surround
sound.
[Sound Field Adjustment]
[Direction of sound field]: Set the positional relationship between the front speakers and the TV, and between the
speakers and the listening position by following on-screen instructions. This is to adjust the direction where you can
hear sounds such as dialogue to improve the sense of unity between the image and sound, and to adjust the
direction and balance to improve realism of the sound.
[Height of sound field]: Adjust the height of the sound field.
[Sound from subwoofer](*): Select the distance from the listening positon to the optional subwoofer. This is to adjust
the timing of the subwoofer sound according to the distance.
[Test Tone]
The test tone is emitted from the speakers for checking the available speakers.
[On]: The test tone is emitted from the speaker.
[Off]: The test tone is not emitted from the speakers.
[Wireless Speaker Settings]
You can adjust various items related to wireless connection between the speaker system and optional subwoofer.
[Link mode]
You can set the connection method for the optional subwoofer.
[Auto]: Connects the optional subwoofer to the speaker system automatically.
[Manual]: Connects the four supplied speakers and optional subwoofer manually.
[Start manual linking]
Perform manual connection between the four supplied speakers or optional subwoofer and the control box. For
details, see “
If the Speakers Are not Connected Correctly ” or refer to the operating instructions supplied with the
optional subwoofer.
[Check wireless connection]
You can check the connection status of the four supplied speakers and optional subwoofer.
[RF Channel]
You can minimize interference with other wireless devices.
This item appears when using the optional subwoofer. *
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