If a drum was recently replaced, it might be defective.
Wait to allow the capacitors on the board to discharge fully. Plug the cable back in and turn the main switch on. 2. Clear the Print Queue
For detailed technical guidance, you can refer to the official Konica Minolta Online User Guides or search for your specific model's service manual on sites like Scribd . konica minolta code 9903
If the error recurs, check your firmware version. Service technicians recommend updating to at least version to stabilize system timing and data handling. 3. Run Image Stabilization Manually
A print job with complex vector graphics, incompatible fonts, or corrupted data elements can confuse the printer's controller. If a drum was recently replaced, it might be defective
The machine cannot correctly calibrate its internal color alignment and density profiles prior to executing print jobs.
Manually runs stabilization to clear pre-phase startup locks. Print Driver / Firmware Upgrades system to address known data-processing errors. When to Call an Authorized Service Technician Service technicians recommend updating to at least version
Sometimes a temporary glitch causes the error.
If the error reappears immediately after rebooting, a corrupted print job is likely stuck in the queue and sending bad data repeatedly. On the computer sending the job, open .
Internal sensors, particularly the IDC (Image Density Control) sensors, may fail to report data within the expected timeframe.