Cambridge Audio 551R User Manual
Dynamic range control
This setting controls the dynamic range of Dolby Digital movie soundtracks by
compressing the audio to limit the difference in level between loud and quiet
passages in the movie.
This can be a useful feature when watching movies late at night for instance.
This can be a useful feature when watching movies late at night for instance.
Three settings are possible:
Auto – Compression is always applied for Dolby Digital and Dolby Digital Plus
Auto – Compression is always applied for Dolby Digital and Dolby Digital Plus
soundtracks. The application and amount of compression to Dolby True HD
soundtracks is dictated by the soundtrack itself.
Off – No Compression (normal full dynamic range playback)
On – Compression is always applied for all Dolby soundtracks (reduced
Off – No Compression (normal full dynamic range playback)
On – Compression is always applied for all Dolby soundtracks (reduced
dynamic range playback)
551R
azur
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ENGLISH
Remember the LFE is the Low Frequency Effects channel encoded into the
disc and is different to the over all sub level which can include bass
management from the other speakers.
Bass/Treble adjustments can also be made from the remote without
Bass/Treble adjustments can also be made from the remote without
entering the OSD by pressing the Bass/Treble button and then using the Vol
Up/Down buttons.
Sub trim adjustments can also be made from the remote without the OSD
Sub trim adjustments can also be made from the remote without the OSD
by holding down the Sub On/Off button and using the Vol Up/Down buttons
whilst it is kept down.
OSD setup
On-Screen Display is available on all video outputs.
The OSD can be shown in several different languages. To change the OSD
language highlight the ‘Language’ menu and use the Left and Right arrows
to select between English, Dutch, French, German, Spanish, Italian,
Norwegian, Swedish and Danish. Press the OSD button again to exit and save
the options.
Advanced Dolby/DTS adjustments
The first three adjustments affect Dolby Prologic II or IIx processing (or post-
processing) in Music mode only. Movie and Game modes where available are
preset as part of their specification to match the encoding or provide a
specific effect. These adjustments have no affect in these modes.
Panorama mode - A Prologic II/IIx mode that extends the front Stereo image
to the surround sound speakers for a more enveloping experience. This mode
can be either On or Off.
Centre Width - Allows gradual adjustment of the centre image from being
Centre Width - Allows gradual adjustment of the centre image from being
produced only by the Centre speaker (Setting 0) through levels of being
spread between the centre channel and Left and Right speakers to finally
being produced by the Front Left and Right speakers only (Phantom Centre,
Setting 7). Useful in optimising the Front/Centre/Right soundfield for best
integration of the 3 speakers. Best tuned by ear.
Dimension - Adjusts the soundfield to be gradually shifted from the front of
Dimension - Adjusts the soundfield to be gradually shifted from the front of
the room to the back to suit taste, speaker positioning and size of room.
Setting 0 has the image furthest forward, 6 furthest back.
All three adjustments are a matter of personal preference, experiment for the
All three adjustments are a matter of personal preference, experiment for the
settings that you prefer when you are using PLII or PLIIx decoding.
1.6/1.6/1.0
(MCU/HDMI/DSP)
OSD Setup Menu
Language
:
Firmware
:
Return : [OSD]
English
Advanced Dolby/DTS Setup
Dolby Pro Logic IIx Panorama
:
Dolby Pro Logic IIx Centre Width :
Dolby Pro Logic IIx Dimension
Dolby Pro Logic IIx Dimension
:
DTS HD Spkr Remap
:
Dolby DRC
:
Return : [OSD]
Off
0
3
1
3
1
Auto
Advanced Dolby/DTS Setup
Dolby Pro Logic IIx Panorama
:
Dolby Pro Logic IIx Centre Width :
Dolby Pro Logic IIx Dimension
Dolby Pro Logic IIx Dimension
:
DTS HD Spkr Remap
:
Dolby DRC
:
Return : [OSD]
Off
0
3
1
3
1
Auto