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Cisco Bug: CSCup30386 - Stuck "no sync words present in passthrough" alarm w/ multichannel audio

Last Modified

Jun 21, 2020

Products (1)

  • MPEG-4 Encoders

Known Affected Releases

B2.2.201 V2.0.80 V2.1.50

Description (partial)

Symptom:
If the multichannel audio engines in a particular configuration are enabled before the default AES Input settings are changed (from 0/0/0), a "no sync words present in passthrough" alarm will become stuck enabled.

Conditions:
Audio engine is enabled before the AES Input 1/2/3 settings have been changed from their default 0/0/0 values.
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