• Product model: KT4H. Single LED strip A. Testing situation: the LED strip of backlight is on with the tester, but it does not work with the constant current board;. Cut off the power of TV, Unplug the interface sockets of the constant current plate and light bar, Insert the Red and Black pens of the tester into the anode and cathode of the interface of the LED light bar.
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• Product model: KT4H. Single LED strip A. Testing situation: the LED strip of backlight is on with the tester, but it does not work with the constant current board;. Cut off the power of TV, Unplug the interface sockets of the constant current plate and light bar, Insert the Red and Black pens of the tester into the anode and cathode of the interface of the LED light bar.
eBay
• Product model: KT4H. Single LED strip A. Testing situation: the LED strip of backlight is on with the tester, but it does not work with the constant current board;. Cut off the power of TV, Unplug the interface sockets of the constant current plate and light bar, Insert the Red and Black pens of the tester into the anode and cathode of the interface of the LED light bar.
eBay
1 LED Tester. LED LCD TV screen backlight problems are getting increasingly common. - Suitable for single LED beads, LED stirng, LED panel and Integrated optical LED. Applicable to any size LED TV, perfect backlight inspection and maintenance tool !
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