Sunlu T3 Firmware |top|
(also known as the "Terminator 3") is often described by enthusiasts as an "Ender 3 clone" with some significant "under the hood" quirks, making a firmware update one of the most recommended first steps for new owners. 🏆 Top Recommended Resource
Mastering the Sunlu T3 Firmware: A Complete Guide to Updates, Tweaks, and Troubleshooting
- Cause: The firmware expects a thermistor reading of ~25°C. If it reads 0 or -15, the wire is disconnected.
- Fix: Open the mainboard case and reseat the thermistor plug (the two small white wires). If you flashed custom firmware, ensure it matches your thermistor type (usually NTC 100K).