Turn off the printer and open the electronics case (under the build plate). Look at the large circuit board. You will see a silkscreened text:
After a , your old EEPROM settings (your saved Z-offset and PID tuning) are usually erased. You must recalibrate: tronxy xy2 pro firmware update new
: Improved logic for the TR-sensor (blue tip) for better first layers. Safety Patches : Updated thermal runaway protection. Turn off the printer and open the electronics
| Problem | Likely Fix | |--------|-------------| | Screen shows garbled text | Firmware and LCD screen firmware mismatch – update LCD separately (Tronxy has .bin for the display SD card). | | Homing goes wrong way | Invert direction in firmware (recompile Marlin) or swap motor wires. | | Thermal runaway on boot | Check thermistor connections – new firmware is more sensitive. | You must recalibrate: : Improved logic for the
Updating your firmware isn't just about getting new menus; it often fixes critical hardware behaviors. What Tronxy Firmware do I Have?And How To Change It