Go back to Services, right-click , and select Start .
Users often report this code appearing during the "pre-phase" when the machine is first turned on, even before a print job is sent. Primary Causes
When this error occurs, the machine will usually display the code on the touch panel and request a restart. Primary Causes of Code 9903 konica minolta code 9903
Improperly seated toner cartridges or low/empty toner affecting image density checks.
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. Go back to Services, right-click , and select Start
is a serious signal that your printer’s video pipeline is failing. While a simple reboot works in 10% of cases, the majority require hardware intervention—most often faulty memory on the video board or outdated/corrupted firmware.
Before attempting repairs, identify the potential root causes: Primary Causes of Code 9903 Improperly seated toner
While it sounds like a software glitch, it is often triggered by physical environmental factors:
: The device may be trying to process a paper size that doesn't match what is actually in the tray. How to Fix It
The (often appearing as "99-03") is a generic "trouble" or "internal error" code typically associated with a software or document processing malfunction rather than a specific hardware part failure. This error generally occurs when the machine's controller cannot process the data it has received, often due to complex file formats or driver mismatches. Common Causes of Error 9903
Error code ) on Konica Minolta Bizhub devices generally indicates a "Controller JAM"