Philips 40PFL8664H User Manual page 122

4.1.3 Sound
• Surround
Switches the TV automatically to the best surround sound
mode dependant on the broadcast. Select On or Off.
• Headphones volume
Changes the volume of the headphones.
You can mute the TV speakers with m.
• Delta volume
Levels out volume differences between channels
or connected devices. First, switch to the channel or
device whose volume difference you want to level out.
• Balance
Sets the balance of the left and right loudspeakers to best
fit your listening position.
• Auto volume levelling
Reduces sudden volume differences like at the beginning
of commercials or when switching from one channel to
another. Select On or Off.
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