Error code (often appearing as 99-03 ) on Konica Minolta bizhub devices (such as the C250i, C300i, and C360i) indicates a Controller JAM or an image processing stabilization error . This occurs when the machine fails to complete its internal image stabilization process before starting a print or copy job. Common Causes
For IT managers: Document the error frequency. If C-9903 appears more than once per month after reseating cables and updating firmware, proactively replace the video board or retire the device. For home office users: Unless you are technically skilled, call a Konica Minolta certified technician. Attempting board-level repairs without ESD protection can permanently destroy the $1,200+ MFP board. konica minolta code 9903
For the IT professional, the code is a source of "ticket fatigue." It is rarely a quick fix. It 9903 Error code (often appearing as 99-03 )