My L7 water, and let the always black and white, how do ah?

Users questions: L7 a few days ago I lost the water. As eager to know how it! To try to turn the result was running! I check the internet to use hair dryer blowing to know! I blow dry it! Let the can of Then what is uncertain when a white screen! always like this! I got the sale and cleaning. or after cleaning the old white. After the black and white can also call! I want to ask what the problem! Can fix it?
Experts answer: to repair or to repair it points to China warranty network service point of various brands have national maintenance point
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