擴音機有畫無聲係咪要返原廠整?
部機差唔多7年7年可以諗下換機囉{:1_343:} 我都諗過,只係唔想浪費,唔知出面整有無問題 AV amp係,內部覆雜外面多數搞唔惦。反而int power amp線路較簡單,重有機。 Try factory reset, and various audio modes, especially Pure Direct.
If it has pre-out, check whether the pre-out still works.If it does, you can use a poweramp.
Otherwise buy a new model.
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