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I had the same problem, and the only way to solve it was to compare the database that the SDU was mapping and the database that I made manually, the devices that did not map me either due to bad connection or device failure eliminated it then look for and correct them. Once this was done the problem...

I have a problem with my 3-ASU, sometimes the Mismatch Audio Hardware problem appears, which indicates the following: 0654 Audio Hardware Mismatch 3-ASU Mismatch between 3-ASUMX specified via SDU program and that installed in the 3-ASU. Which is false since I don't have any ASUMX card installed and ...