Laptop (ThinkPad T570) headphones have sound, and there is no sound from the outside
浏览量： 8 1. Laptop (ThinkPad T570) The headphones have sound, but there is no sound from the outside. There is sound before confirmation. 2. Open the Lenovo service website: https://newsupport.lenovo.com.cn/ . Search: T570, selection:...
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