Have you encountered SC673-10 on an unusual Ricoh model? Share your experience in the comments below, or contact our support team for model-specific part numbers and firmware links.
Wait at least 2 to 3 minutes to allow all internal capacitors to drain completely.
Disconnect the power cable from the wall for at least one minute.
In this detailed guide, we will break down exactly what SC673-10 means, its root causes, step-by-step troubleshooting procedures, and long-term prevention strategies. sc673-10 ricoh error
Before assuming the drive is dead, check the physical connection.
Does the error pop up when turning on the machine, or only after it sits idle?
The SC673-10 error on Ricoh copiers is a terse, ominous code that signals a control board communication fault—an internal dispute where the machine’s nervous system refuses to obey. From a user's perspective it arrives without ceremony: the copier halts mid-job, the display blinks the code, and productivity grinds to a cold, humming stop. What follows is a mixture of technical sleuthing and the impatient human calculus of lost time versus cost to repair. Have you encountered SC673-10 on an unusual Ricoh model
: The CATS (controller) module does not receive a response from the service control module (the panel) within the expected timeframe. Troubleshooting Steps Perform a Hard Power Cycle : Turn off the device using the main power switch.
Navigate to or type in (Smart Operation Panel setting).
Sometimes a corrupted print job or network polling conflict freezes the controller. Turn off the machine. Unplug the Ethernet cable. Turn the machine back on. Disconnect the power cable from the wall for
If a power reset does not work, the physical connection might be loose.
Remove the rear cover of the operation panel (4 screws). Locate the (D1 or D2) near the main IC:
Since this is a communication error, a physical check of the panel connection is essential. the main power.
If the board is not outputting the correct voltage to the operation panel, or if its onboard interface chip is dead, the entire controller board must be replaced and configured with the machine’s original serial number and NVRAM data. Operation Panel Assembly Replacement
Unplug the machine for at least to clear residual capacitor charge. Plug it back in and restart. Service Mode Reset (System SP):