Konica Minolta’s is a critical system notification typically encountered on bizhub series multifunction printers (MFPs). Unlike common paper jam or toner low alerts, this code relates to job log management and data integrity. Recognizing and addressing it promptly ensures uninterrupted printing, scanning, and copying—while safeguarding audit trails.

Code 9903 indicates a . The MFP’s internal memory or HDD (hard disk drive) contains job logs (print, copy, scan, fax records) that have reached their maximum storage capacity, but the automatic deletion process has failed to clear old records properly.

The MFP board (also called the Image Processing Board) handles all video data routing. Overheating, voltage spikes, or capacitor aging can cause intermittent 9903 errors that worsen over time.

The exact of your Konica Minolta bizhub machine?

Often, a stuck job in memory is the cause.

By understanding what error 99-03 means and following these structured troubleshooting steps, you'll be able to diagnose the problem quickly. Whether it's a simple power cycle or a call for a replacement part, you'll be ready to take the right action to get your Konica Minolta back to work.

Comprehensive Guide: Troubleshooting Konica Minolta Error Code 9903

If the error reappears, it's time for deeper diagnostics to pinpoint the problem.

Dust on the IDC sensors (Image Density Control) or exit level sensors can cause the machine to "lose track" of the paper's position.

Replace the K drum unit, as it is usually the culprit for image stabilization failures. 3. Clear the Trouble Code via Service Mode

for your particular Konica Minolta model to check those sensor levels?

Understanding the root cause is crucial for a permanent fix, rather than just clearing the error temporarily.

Would you like a model-specific guide (e.g., for bizhub C287, 367, or 758 series)?