IHSE USA 481 Series Draco vario HDMI - Manual (Page 81)

Troubleshooting
2013-08-13
81
8.6 Digital Audio
CPU Module CON Module
1 1
Rear View Rear View
Diagnosis Possible Reason Measure
No audio connection to
CPU / audio source  Connect digital audio source.
 Check connection of audio cable.
CPU Unit:
LED 1 red
No signal  Switch digital audio source on.
 Activate digital output at CPU /
audio source.
No audio connection to
audio sink
(e.g. speakers)  Connect digital audio sink.
 Check connection of audio cable.
CON Unit:
LED 1 red
No signal  Check signal at CPU Unit.
No signal /
LEDs 1 OK Digital Silence at active
audio source  Check LEDs at CPU Unit.
 Check audio format.
 Change audio input.
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