Chapter 8: Audio Module, Rev 1.1
Microphone installation sample 2 steps:
1. Open the <vdrparams.ini> file from the Windows desktop
2. Scroll to the [AUDIO] section and edit the following settings to reflect the ship
configuration:
Parameter Typical Value Remarks
NumChannels 8
ChannelEnabled1 1 0 = disabled, 1 = enabled
ChannelEnabled2 1 0 = disabled, 1 = enabled
ChannelEnabled3 1 0 = disabled, 1 = enabled
ChannelEnabled4 1 0 = disabled, 1 = enabled
ChannelEnabled5 1 0 = disabled, 1 = enabled
ChannelEnabled6 1 0 = disabled, 1 = enabled
ChannelEnabled7 1 0 = disabled, 1 = enabled
ChannelEnabled8 1 0 = disabled, 1 = enabled
NumOutputChannels 6
Software mixing - provide list of channels to mix (max. 2
per channel) only 1
st
4 go to the FRM
OutputChannel1 1
OutputChannel2 2,3
OutputChannel3 4,5
OutputChannel4 6
OutputChannel5 7
OutputChannel6 8
OutputChannel7 7
OutputChannel8 8
numVHFChannels 1 Default is 1
VHF-Channel1 1
VHF-Channel2 0
MikesOnMixer1 2
0 to 2; this refers to the first mic channel. In this example, it
is Channel 2.
MikesOnMixer2 2
MikesOnMixer3 2
MikesOnMixer4 2
MikesOnMixer5 1
MikesOnMixer6 2
MikesOnMixer7 2
MikesOnMixer8 0
DetectionThreshold1 300
The RMS of the test signal must exceed this to be declared
detected
DetectionThreshold2 300
DetectionThreshold3 300
DetectionThreshold4 300
DetectionThreshold5 300
DetectionThreshold6 300
DetectionThreshold7 450
DetectionThreshold8 450
ChirpLength 30 Mic self-test signal length, in ms (100 ms max)
MikeRetryInterval 3600 In seconds
MaxMikeRetrys 11 Retry this many times before declaring failure
ControlMode 2 1 = hold 1 of 3 bits high ; default is 1
2 = set bits 1 and 2 to binary count and hold bit 3 high
Table 8-8 - Parameters for Microphone Installation Settings - Sample 2
3. Save the changes and close the <vdrparams.ini> file
4. If the VDR_Record application is recording, it must be stopped and recording restarted
for the changes to take effect.
VDR-100G3/G3S Installation Manual 06/10/2008
8-42
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