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Why does my screen not light up or display very dimly after uploading the program? 【DFR0063】

userHead Winster 2022-11-15 19:09:32 2457 Views1 Replies

Why does my screen not light up or display very dimly after uploading the program? 

2025-03-17 15:40:48

Please check whether the backlight of the screen is on normally, and how to adjust the potentiometer on the back of the screen with a screwdriver until the characters are clearly displayed.


 

userHeadPic Tonny12138