Kingroon KP3s - LCD TFT RPi GPIO Raspberry pi Zero 2w

This design has been created to place a raspberry tft with klipperscreen in our kp3s.

NOTE: This is only compatibility with raspberry pi zero 2w or another model with the same dimensions.

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Commercial components

• 1 unit - LCD TFT RPi GPIO 3.5" Raspberry
• 6 units - Heat inserts M3xD4.6xL4.0
• 6 units - Screw DIN 912 M3x8

Optional

• 1 unit - Aluminum case raspberry pi zero
• 1 unit – Kit soldering iron for heat insert nuts (Optional)

Printing

The printing part are designed to 0.4 nozzle, Infill should not be less than 20%, recomended 25- 30%

The stl are shared in the correct position for best printing without supports

Heat Inserts

• 6 units - Heat inserts M3xD4.6xL4.0

Assembly instructions

1. Remove the old TFT screen and install the base of new TFT with the same screws

• 1 unit - base_lcd.stl

2. Assemble the TFT case

• 1 unit - LCD TFT RPi GPIO 3.5" Raspberry
• 4 units - Screw DIN 912 M3x8
• 1 unit - front_lcd.stl
• 1 unit - back_lcd.stl

3. Fix the TFT to the printer base

• 2 units - Screw DIN 912 M3x8

4. Connect the raspberry to the TFT

5. LCD Installation

Resource: http://www.lcdwiki.com/3.5inch_RPi_Display

Open terminal(SSH) and install the driver on RaspberryPi

sudo rm -rf LCD-show

git clone https://github.com/goodtft/LCD-show.git

chmod -R 755 LCD-show

cd LCD-show/sudo ./LCD35-show

Wait A Few Minutes, when the system reboot ok, you can see that.

Rotate the display, execute the following command:

cd LCD-show/

sudo ./rotate.sh 90

5. Installing Klipper Screen

Resource: https://klipperscreen.readthedocs.io/en/latest/Installation/

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