Introduction: MOD: Ender 3 LCD Backlight On/Off
Mod for display light on/off wile printing at night. Now You can turn off backlight.
Step 1: Materials and Tools:
Soldering skills required.
• A mini-switch on/off
• 10cm jumper wire
• A resistor, can use <100 ohms , originally was 47 ohms . bigger nominal dims more screen light.
• A soldering iron
• A wire clipper
Step 2: Remove Resistor
Remove resistor from lcd board. Indicated red circle
Step 3: New Resistor
Take your new resistor of fewer than 100 ohms.
A higher value allows the LCD screen to darken.
I chose my almost 100 ohms. now the lighting on my screen is softened it was.
And get soldered on the board.
Step 4: Switch and Wire
Soldier wires on the switch.
Step 5: Resistor and Wire
Solder wires to the resistor.
Step 6: Job Done
Assembling the screen back .
And now you can on/off your screen light.