Reason: There will be blue screen when the signal is cut off.
1. Re-connect the antenna or signal wire.
2.try to select other modes to find the correct signal source.
Please tell us why it is not useful/satisfied:
My problem was not resolved, need service
Product quality or performance
My question is not listed
There is no answer that I needed
The language and sentences are poor
Web page error or no link
5 (Very satisfied)
1 (very dissatisfied)
3. Please give us some suggestion.
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