GUIDE TO INSTALLATION AND OPERATION
IRD-3811 |
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3.4.9 The Audio Config panel
This panel provides controls for configuring the Dolby AC3
decoder and analog audio outputs, and for monitoring some
audio parameters
3.4.9.1 Config tab
Dolby Audio Decoder (AC3)
Decoder Operation
Audio 1 and Audio 2 can each be set to:
•
Decode
•
Pass-through, bypassing the decoder and audio
processing functions
Downmix mode
– select the downmix mode individually for
Audio 1 and Audio 2:
•
Lt/Rt – Dolby “unofficial” pro-logic compatible
•
Lo/Ro – normal stereo
Dynamic Range Compression (DRC) –
Use the pulldown to
set DRC ON or OFF
DRC Profile
– Use the pulldown to set the DRC profile to Line mode or RF mode.
A / V Sync Offset –
Use the slider or type into the data box to set the audio./video sync offset to a value between 0
and 100 msec.
Audio Embed –
use the pulldown to set audio embedding ON or OFF
3.4.9.2 Status tab
This tab contains text boxes and status icons that indicate
the current status of the IRD-3811’s audio processing. Audio
1 and Audio 2 are shown in separate columns
•
Audio presence (status icon)
•
Audio PID
•
Audio Type
•
Sample Rate
•
Output Mode
AC3 Audio Status (BSI)
•
Service (bsmod)
•
Coding Type (acmod)
•
Bit Rate
•
LFE presence (status icon)
•
Dialnorm
Figure 3.16 Audio panel – Config tab
Figure 3.17 Audio panel – Status tab
