LED display a line shines a line is not how to return a responsibility

by:Xinyao LCD     2020-03-31
LED display a line light a line not bright is going on? This problem is likely to be one of the following reasons. Power supply: power supply not connected. A line has electricity a line have no electricity, leading to display interval. 2. Control wiring: control card row line not connected and the data can't transfer. 3. Control card problem: adjust the control card of OE polarity. 4. Control card software and control card does not match, please make sure the control card is control card manufacturers provide software.
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