. Optional Sync Button Procedure ‘Mots: Trend paraders audio-connect out of the bax aver a per-enicryplad Power line signal. The following recompensed optional Sync Button Procedure changes the existing Powering encryption key. LED wil tum off and then tum back on. Push Sync button for 2 seconds. Push Sync bunion for 2 seconds, then release, POWER {PWR) LED wl bnk. {On Adapters A& B) POWER LINE {PL} LED wil tum solid when connected, PL) LED wil tum sold whee connected.