Screw it back in and test. If the error persists, the and must be replaced. Preventive Measures
On your computer, open the app (type services.msc in the Windows start menu).
The print bar moves across the paper path. If something is blocking it, the printer will throw the 61.c4.d3 code. Turn the printer off. Open the main cartridge access door.
For physically accessible printers, carefully inspect the internal hardware. 61.c4.d3 error
: The print-bar is physically blocked. This often happens if the print-bar restraint (a shipping protector) was not removed from the door behind the HP logo after unboxing.
The code can signify that the internal print engine and the formatter (the printer's "brain") have lost communication.
Ensure all shipping materials and print-bar restraints have been removed. One common culprit is the restraint located behind the door with the HP logo. Screw it back in and test
Plug the cord back into the wall outlet (HP recommends a direct connection without a surge protector for testing) and then back into the printer. :
Release the button and allow the printer to complete its factory initialization cycle. Step 5: Reseat or Replace the Formatter Board
Follow these systematic procedures in exact order to resolve the error without damaging internal electronics. MFP Printer Code Errors Unknown - HP Support Community The print bar moves across the paper path
The "61.c4.d3" error is a cryptic technical code commonly associated with HP printers , specifically large-format machines like the OfficeJet Enterprise
If you are currently facing this "story" in real life, the steps are usually: Cold Boot:
To help me tailor the best long-term fix, could you share a bit more context? What are you currently using?
: A breakdown in communication between the printer's formatter and the engine control board. Troubleshooting Steps Check the Print Bar Position : Remove the Yellow Ink Cartridge .
: Data conflicts that prevent the "brain" of the printer from talking to the mechanical engine.