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The code indicates a Smart Operation Panel (SOP) communication failure .Specifically, it means the main controller board of the Ricoh machine cannot communicate with the Smart Operation Panel (the tablet-like screen). SC: Service Call 673: Operation Panel Communication Error

Commonly seen on:

Troubleshooting Ricoh Error Code SC673-10: Causes and Solutions

Ensure they are firmly seated. If the device has been moved recently, these cables can often wiggle loose.

Several factors can disrupt the communication line between the controller board and the operation panel:

A: Officially, only Ricoh authorized dealers have access. However, some independent forums archive older firmware versions (use at your own risk).

As it turned out, the SC673-10 error was not just a random glitch, but a symptom of a deeper issue that required a specific firmware update to fix. John had solved the mystery, and the office was back to normal.

Locate the communication harness traveling from the arm of the operation panel down to the controller board.