Alunar M508 - Troubleshooting Common Issues; Err: MINTEMP Alarm Troubleshooting

10. Frequently Asked Questions and Solutions
Please get the “Common problem” from the SD card for your reference (SD-Card: \Common problem)
10.1 “Err: MINTEMP” Alarm processing method
TB
TH
Hot bed
Nozzle
Motherboard
Press the reset button on the motherboard or after
power-off restart, Appear “Ready Mendel”, “Err:
MINTEMP” Alarm release.
(Reset button)
①②(Temperature display)
(Normal temperature display interface)
Reason: the hot bed and the nozzle thermistor are not
connected to the main board "TB", "TH";
①②
(No temperature display)
①
②
Normal temperature display interface
①：Nozzle real time temperature
②：Hot bed real time temperature
②
(No temperature)display
Reason: the hot bed thermistor is not connected to the
main board "TB";
Reason: the nozzle thermistor is not connected to the
main board“TH”
①
(No temperature) display