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to improve the decoding of the surround sound. On some DVD
players there are line outputs for surround sound (usually Dolby®
Digital 5.1 Surround Sound).
Using the correct lead, these outputs can be plugged into the pre-
inputs of the SS20202014.
For the rear channel, a
lead with two phono
sockets to a 3.5mm
stereo jack socket is
required, shown left:
For the centre channel,
a similar lead is
required but it only has
to be mono and
therefore may have one
phono socket and a
mono 3.5mm Jack Plug.
Some multimedia personal computers now come with quad or 5.1®
outputs. These can also be used, However the leads are more likely
to be jack-to-jack plugs.
Note that when you push in and pre-in jack plug, the internal
decoding is disabled, but you can still use the level controls on the
front for adjustments. The volume controls will not however adjust
the volume of rear and centre pre-ins.
Setting up your speakers
Now that you have plugged in the mains and inputs, you now have
to set-up the speakers.
The optimum surround sound uses two front speakers, correctly
wired up for left and right audio, a centre speaker which is placed in
the middle of the two front speakers and a two rear speakers which
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