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TPS61199: Screen LED backlight display screen flicker

Part Number: TPS61199

1、The way in the connection is shown below.

2、Take the LED  DRIVE  BOARD PCBA  LCD PANEL& PANLE pLD-1220P8.pcbrotect the iron frame, AD board separation, separate on the standard static test table, use the electrostatic gun, PANLE protection iron frame to do contact discharge, discharge to.4kv, the European standard test, the electrostatic gun per discharge once, screen display screen flicker once.        

    Then change the LINEAR, the program, the test picture is normal.