E-25 HOSON 汉森
Applies to: DTF / UV（高压电源机型） · Firmware: v2.3 - v3.1
What the customer sees
E-25 at power-on with protective shutdown; a burnt smell may be present.
Most likely causes (ranked)
50% Power-board short
30% Printhead short (ink ingress)
20% Abnormal mains voltage
4 steps the customer can do
1
Power off immediately; do not try again.
2
Check for a burnt smell and photograph for the record.
3
Verify the outlet with another appliance.
4
Send all records to a technician.
3 technician steps
1
Measure each power-board output.
2
Check the printhead for shorts.
3
Replace the power board / HV module.
3 customer prohibitions
Related parts: 电源板 / 高压模块
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.