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 .
Error code 9903 is a common software conflict issue on Konica Minolta Bizhub multifunction printers. It typically indicates an OpenAPI communication failure or an authentication data mismatch. This error prevents the machine from processing print jobs, scanning, or accessing network applications. What Causes Error Code 9903?
(Counter -> Display Keypad -> Stop 0 0 -> Stop 0 1) and perform a Trouble Reset KONICA MINOLTA Business Solutions Australia Final Verdict
: Ensure your device is running the latest firmware (specifically version G00-RF or newer konica minolta code 9903
These steps will erase certain data (like stored documents and the address book). Attempt a backup before starting if possible.
: Dust on IDC sensors or the toner path can trigger false jam signals. File Complexity
: This code often occurs when printing complex files from applications like Microsoft Excel that contain many worksheets or variable data. For detailed technical guidance, you can refer to
: Using an incorrect or outdated printer driver is a frequent cause of processing errors.
Select on the touch panel, confirm it says "OK," then restart the machine again. 3. Update Firmware
Verify the if applicable, as LCT failures can cause similar communication errors. When to Call a Technician This error prevents the machine from processing print
Contact a certified technician to ensure your machine is running the latest firmware (specifically version G00-RF or newer ), which includes fixes for common 99-series errors.
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.
It is often grouped with "99 codes," which are generally software or timing-related rather than simple physical jams.