Geeetech

Yes, disconnecting all or some of the printhead and hotbed connections has no effect on the readings.
Could all of the thermistors be faulty?

Hello everyone, I'm totally inexperienced with 3D printers and I'm having issues with my G2s. I've assembled it and triple-checked the wiring, but when I power it up, I get the reading you can see in the attached picture. From what I understand, it means that the board receives no thermistor reading...