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Post Views: 50 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: ThinkPad T570. as shown in Figure 1 3. In the newly opened page, click: Driver Download. as shown in Figure 2 4. Expand the sound…
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