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Why are the jumpers for on the LCD?
Posted: Tue Apr 02, 2019 5:56 pm
On the back of the LCD PCB, there are jumpers. What are they used for?
Re: Why are the jumpers for on the LCD?
Posted: Tue Apr 09, 2019 11:18 pm
Many types of LCDs such as Character and monochrome graphic contain a PCB. On the PCB are jumper settings that are used to adjust the brightness of a LED backlight through a resistor, or to reverse polarity of a LED backlight and in some cases adjust the contrast of the display.