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請教一下,目前我做出來的板子,上電時電壓都正確,但是沒有聲音輸出,去測量了Mute腳為Low正常,測量FAULTZ腳時,發現訊號時高時低,類示一方波,並非持續為高電瓶,請問這是過流或是其他原因嗎?煩請協助回答,附上我的電路圖.Tks
嗯, 时高时低, 可能跟过流或过热有关, 重点检查一下负载情况, 及 PCB 上的散热能力
