Panasonic PT 37P1 - Manual (Page 24)

SURROUND Controls
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SURROUND Surround Button
The benefits of surround sound are
enormous. You can be completely enveloped
in sound; just as if you were at a concert hall
or cinema.
The surround setting switches on and off each
time the SURROUND button is pressed.
1
On <- ^ Off
Note:
(1) The surround settings are memorized separately for each
input terminal (AV, COMPONENT/RGB and PC).
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