You will be installing a 100Ω resistor to R3. This resistor controls the amount of current delivered to the LCD backlight, setting the screen's brightness.

Tools Needed

• Soldering iron
• Cutter

Parts Needed

• 1 x 100Ω resistor
   

Instructions

1. Install the 100Ω resistor in R3.
   
2.  Solder and trim the leads.