A1: The smell is likely from the sublimation ink evaporating or the lubricant on the fixture volatilizing. This is a normal occurrence.

A1: E1 – Heating failure;
A2: E2 – Temperature rise error;
A3: E3 – Short circuit or open circuit error;
A4: If any of the above occur, please turn off the power immediately and stop using the machine. Contact HTVRONT customer service for assistance