IHSE USA 477 Series Draco compact - Manual (Page 59)

Troubleshooting
2013-03-11
59
8.5 Digital Audio
CPU Unit CON Unit
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.
Pos: 79 /806-IHSE/Hilfe im Problemfall/Störung am USB-HID-Modul-Anschluss/477-xx_COMP @ 5\mod_1291129758421_6.doc @ 45095 @ 2 @ 1