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Sound going up and down and switching on and off is caused by dirty USBC contacts. Clean with a non conductive item like

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69mustang
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Joined: Fri Jan 25, 2019 3:28 am

Sound going up and down and switching on and off is caused by dirty USBC contacts. Clean with a non conductive item like

Sat Jan 11, 2020 1:12 am

Sound going up and down and switching on and off is caused by dirty USBC contacts. Clean with a non conductive item like a wooden tooth pick and spray with wd40 or contact cleaner. And it fixed a load of other problems. The contacts were going green on my BV9600. Looks like it causes a low voltage short
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blackview_admin
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Joined: Mon Aug 17, 2015 3:30 am
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Re: Sound going up and down and switching on and off is caused by dirty USBC contacts. Clean with a non conductive item

Sat Jan 11, 2020 6:21 am

I think you'd better contact our professional after-sales directly.
After-sales email: support02@blackview.hk
Have a nice day!
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