E-01 HOSON 汉森
Applies to: DTF（汉森板，喷头加热机型） · Firmware: v2.3 - v3.1
What the customer sees
Panel shows E-01; printhead heating stops.
Most likely causes (ranked)
40% Printhead heater damaged
30% Thermistor failure
20% Printhead cable poor contact
10% Mainboard temperature-control circuit failure
4 steps the customer can do
1
Power off, let the head cool, restart once.
2
Ensure ambient ≥15°C; avoid starting in a cold room.
3
Visually check the printhead cable (no disassembly).
4
Photograph the error and current temperature display.
3 technician steps
1
Measure heater resistance.
2
Replace the thermistor.
3
Check the head-board temperature circuit.
3 customer prohibitions
Related parts: 喷头加热片 / 热敏电阻
Start step-by-step diagnosis from this code →Contact an online technician (Human-Gate PENDING)← Error Codes
High-risk actions enter the Human-Gate queue and are never auto-executed.