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OPPO A72 is not turned on (backlight boosting capacitor is damaged)

OPPO A72不开机电路
An OPPO A72 with automatic black screen in use is not turned on. After testing, it is found that there is a display without backlight. We directly replace the backlight three-piece chip.diode; the one who lacks dialectical thinkingStep-up inductor, there is no problem in measuring the resistance of the seat. Try to replace the backlight step-up capacitor, and it lights up successfully after replacement.