Sony STR-ZA810ES Manual page 89

The Pure Direct function will be canceled when you perform the following:
Select [Off] in step 2.
Press PURE DIRECT on the receiver.
Change the sound field.
Change the scene setting on the TV (Scene Select).
Change the setting of [Automatic Phase Matching], [Calibration Type] or [Equalizer] in the
[Speaker Settings] menu.
Change the setting of [Sound Optimizer], [In-Ceiling Speaker Mode] or [Dynamic Range
Compressor] in the [Audio Settings] menu.
Note
[Automatic Phase Matching], [Calibration Type], [Equalizer], [Sound Optimizer], [In-Ceiling Speaker
Mode] and [Dynamic Range Compressor] do not work when the Pure Direct function is selected.
Hint
You can also use PURE DIRECT on the receiver to turn the Pure Direct function on or off.
You can also select [Pure Direct] in [Setup] - [Audio Settings] from the home menu.
[81] Enjoying Video and Sound
Using the DTS:X Dialog Control function
The DTS:X Dialog Control function is a function which adjusts the dialog levels during playback
of the DTS:X stream. This function enables you to increase the dialog levels in contrast with the
background sound and hear dialog easily even under noisy circumstances.
Press OPTIONS.
1
The options menu appears.
Select [Dialog Control].
2
Press / to adjust the dialog level.
3
Note
This function may not work depending on the audio signals.
You cannot display the options menu while watching the TV. Set this function by selecting
[<AUDIO>] (Audio Settings) - [DIALOG CTL] on the display panel.
[82] Using Network Features
What you can do with network features
Enjoying sound effects