Printers Error Code
Systems & Devices
Printers
50.6 | Fuser error
Industry
Systems & Devices
Canonical
/systems/printers/error-codes/50-6/
Last Updated
Feb 27, 2026
Summary
The printer detected a fuser/heater problem and stopped to prevent damage.
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What This Code Means
50.x codes on many laser printers relate to the fuser assembly (the heated rollers that bond toner to paper). A 50.6 style error typically indicates the fuser did not reach/maintain the expected temperature or the fuser circuit reported a fault.
Where Users Usually See This Code
- Printer control panel during warm-up or printing
- Right after power-on or after a long idle period
Why This Code Appears
- Fuser assembly failure or worn components
- Power/voltage irregularities affecting heater control
- Connector/contacts issues between fuser and printer
What Typically Happens Next
- Printing stops and the printer may require service
What This Code Is Not
- It is not an ink cartridge error
- It is not a driver/software-only issue
Troubleshooting Checklist
- □ Power off and allow the printer to cool before handling
- □ Reseat the fuser if the model supports user-replaceable fusers
- □ Check for official maintenance kit replacement guidance
- □ Use manufacturer service procedures for electrical parts; avoid unsafe DIY repairs
Notes And Edge Cases
Fuser components can be hot; follow safety instructions from the manufacturer.
Related Codes
8 links
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