ORTUR Obsidian - Marlin Firmware PID BED unlock
thingiverse
Marlin 2.0.7 modified to work on Ortur Obsidian with unlocked PID M303 Tuning BED and correct acceleration changed (downgraded) After installation, I recommend performing Hotend and Heatbed PID Tuning according to the guides from the Internet Recommend to initializing the EPROM. Manual z-offset settings and saving the settings Extract all files from zip folder to your SD card, insert SD card into printer Start printer & wait for the printer to update... (Attached is the calibration cube with the PID BED problem, the second printout after improvement) Back to original firmware from ORTUR normal procedure.
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