Sony STR-DG520 Operating Instructions Manual page 41

Types of A.F.D. mode
A.F.D. mode
[Display]
A.F.D.AUTO
[A.F.D. AUTO]
Multi channel
audio after
decoding
(Detecting
automatically)
Effect
Presents the sound as it was recorded/encoded without
adding any surround effects. However, this receiver will
generate a low frequency signal for output to the sub
woofer when there is no LFE signals.
PRO LOGIC 4 channel
[DOLBYPL]
PRO LOGIC II MOVIE 5 channel
[PLII MV]
Performs Dolby Pro Logic decoding. The source recorded
in 2 channel format is decoded into 4.1 channels.
Performs Dolby Pro Logic II Movie mode decoding. This
setting is ideal for movies encoded in Dolby Surround. In
addition, this mode can reproduce sound in 5.1 channel for _
watching videos of overdubbed or old movies.
If you connect a sub woofer
This receiver will generate a low frequency
signal for output to the sub woofer when there
is no LFE signal, which is a low-pass sound
effect output from a sub woofer to a 2 channel
signal.
PRO LOGIC II MUSIC
[PLII MS]
MULTI STEREO
[MULTI ST.]
5 channel
(Multi Stereo)
Performs Dolby Pro Logic II Music mode decoding. This
setting is ideal for normal stereo sources such as CDs.
Outputs 2 channelleftJright signals from all speakers.
However, sound may not be output from certain speakers
depending on the speaker settings.
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Note
This function does not work when
- ANALOG DIRECT is selected.
- signals with a sampling frequency of more than
48 kHz is input.
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