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Screen Wiring and Configuration

Screen Wiring​

Power Off Before Operations

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

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

TFT Screen Wiring and Configuration​

Tip
  • FLY-C8P TFT screen cable specifications: FPC 软排线-16P-反向-0.5mm-400mm
  • FLY-C8P must use a 16P cable
  • 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 Notes
  • It is recommended to use the mainsail or fluidd web interface to modify configurations
  • Do not enable the web page translation feature, as it may prevent the system from booting properly
  • Do not enter Chinese characters or special characters in the configuration file
  • After modifying the configuration file, the system must be restarted for changes to take effect
Important Warning
  • Do not modify the content above ######### PLEASE DO NOT EDIT THE FOLLOWING ######### in the configuration file

How to Modify the Configuration File​

Modifying the Configuration File After Flashing​

  • Configuration items that only take effect during First launch must be modified after flashing is complete using a professional text editor to open the configuration file config.txt 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 a reboot
  1. Access the device IP address via a 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 locate 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, restart the system for the changes to take effect

Configuration Format Notes
  • The configuration file format must be key=value; do not change it to key: value or any other format
  • Do not add spaces around the equals sign

Screen Configuration​

  • Change the content 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 takes precedence by default
  • Change fly_screen=0 to fly_screen=1
  • Below is a reference after modification
screen=fly-tft-v2-r
  • Also need to modify
klipper_screen=0
fly_screen=1
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