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Screen Wiring and Configuration

Screen Wiring​

Power Off Operation

Before starting, completely shut down the printer and disconnect the power supply. Do not plug/unplug wire harnesses, organize interface wiring, or touch terminals while the power is on.

When connecting a TFT or HDMI screen, carefully confirm the direction of the FPC cable; when connecting a serial screen, ensure the 5V, GND, TX, and RX wiring is correct.

TFT Screen Wiring and Configuration​

Tip
  • For resistive screens, set the DIP switch to Resi
  • For capacitive screens, set the DIP switch to Cap
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Important Notes​

Configuration Precautions
  • It is recommended to use the mainsail or fluidd web interface for configuration modifications
  • Please do not enable the web page translation function, as it may cause the system to fail to boot normally
  • Do not input Chinese characters or special symbols in the configuration file
  • After modifying the configuration file, a system restart is required for the changes to take effect
Important Warning
  • Do not modify the content below ######### PLEASE DO NOT EDIT THE FOLLOWING ######### in the configuration file

Configuration File Modification Methods​

Modifying Configuration File After Flashing​

  • For configuration items that only take effect on the first boot, they must be modified after flashing using a professional text editor to open the config.txt configuration file in the removable disk FlyOS-Conf

Online Configuration Modification After System Boot​

  • Regular configuration items can be modified on the system's web configuration page and take effect after restart
  1. Access the device IP address via browser, e.g., http://192.168.1.2/

fluidd interface operation: Uncheck "Filter hidden files and folders"

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mainsail interface operation: Check "Show hidden files"

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  1. Enter the displayed .flyos-config folder and find the sys-config.conf configuration file
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  1. Edit the sys-config.conf file, which is a symbolic link to the config.txt configuration file in the removable disk FlyOS-Conf
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  1. Save the file after modifying the configuration items
Important Note

After modifying the configuration, please restart the system for the changes to take effect

Configuration Format Description
  • The configuration file format must be key=value. Do not change it to key: value or other formats.
  • Do not add spaces before or after the equals sign.

Screen Configuration​

  • Change the value after screen= to fly-tft-v2-r
  • To use FLY Screen, set klipper_screen=0; if both klipper_screen=1 and fly_screen=1 are enabled, KlipperScreen will be used by default
  • Change fly_screen=0 to fly_screen=1
  • Below is a reference after modification
screen=fly-tft-v2-r
  • Also modify
klipper_screen=0
fly_screen=1
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