I have a AVB Network with SL Series III 24, SL Series III 32 and a Motu 8A Interface. It works fine, because one point. When i turn the Preamp Gain / Line Gain on SL 24 / SL 32, the AVB Network drops out for 15 secounds. After this Time AVB run normally. The Motu Support have no answer. Give it her help??