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為什麼無法開啟揚聲器？

06-06-2024


請確保：

1. 您使用的是 BenQ 隨附的交流電源轉接器 演講者。

2. 將揚聲器連接到正常運作的交流電源插座以恢復 將電池切換至操作模式並為電池充電。

3. 您已按住電源按鈕 10 秒鐘執行了硬重設。 

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