Printers Error Code
Systems & Devices
Printers
55.1 | Internal controller error
Industry
Systems & Devices
Canonical
/systems/printers/error-codes/55-1/
Last Updated
Feb 27, 2026
Summary
The printer detected an internal controller/memory condition it could not recover from.
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What This Code Means
55.x errors on many enterprise printers are internal errors related to the controller, memory, or system state. 55.1 can be triggered by firmware conditions, memory issues, or configuration/state problems.
Where Users Usually See This Code
- Printer control panel at startup
- After a firmware update or crash
- During printing of complex jobs
Why This Code Appears
- Firmware glitch or inconsistent system state
- Memory/processing constraints
- Hardware controller fault
What Typically Happens Next
- The printer stops printing and may reboot
- Service intervention may be required if persistent
What This Code Is Not
- It is not a paper jam message
- It is not a toner-low indicator
Troubleshooting Checklist
- □ Power-cycle and verify whether the error clears
- □ Update firmware to the latest supported version
- □ Remove add-on memory/expansion cards for isolation if supported
- □ If the error persists at boot, consult manufacturer service documentation
Notes And Edge Cases
Some internal errors are intermittent; logging the exact sequence and recent changes helps support diagnose faster.
Related Codes
8 links
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