4K 120HZ Logic Board to 60HZ Mainboard Large-Screen OLED TV QK-6M70A QK-6M66A Adapter Board Inverter

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- Restore normal audio and video output If the motherboard fails, resulting in no sound and distorted pictures, the signal transmission can be restored after replacing the TV motherboard, and the clear audio and video effects can be restored.
- Avoid joint hardware damage A faulty motherboard may short-circuit and damage other components. Timely replacement can prevent the problem from spreading and protect the overall hardware of the TV.
- Extend the service life of TV there is no need to replace a new TV due to motherboard problems, and the cost of replacing the TV motherboard is lower.
- 4K 120HZ Logic board to 60HZ mainboard large-screen OLED TV QK-6M70A QK-6M66A adapter board
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