Sc673-10 Ricoh Error [portable] Link

Any fluctuation greater than ±5% may cause intermittent handshake failures.

Using a multimeter, check the voltage at the power supply output pins going to the controller board. Look for:

If a rogue USB drive, smart card reader, or SD card is left inserted during boot-up, the controller may mistake it for a system boot device. Remove all external media and restart the machine. Step 3: Inspect and Reseat Internal Cables (Advanced) sc673-10 ricoh error

Turn off the printer using the main power switch (usually located on the side or under a cover, not just the operation panel button). Unplug the power cord entirely from the wall outlet.

On many Ricoh models, cables running from the back of the touchscreen panel plug into the main chassis. Turn off and unplug the machine. Examine the back of the operation panel. Any fluctuation greater than ±5% may cause intermittent

After replacing a controller board, you must update the panel firmware via SD card before first boot – otherwise SC673-10 will appear immediately.

If the machine was recently moved, bumped, or serviced, internal wiring may have shaken loose. Access the controller board area. Remove all external media and restart the machine

This SC code is issued for devices that have a Smart Operation Panel installed and is not triggered on models with a conventional keypad screen.

By understanding that this error is fundamentally a , you can methodically isolate the cause—whether it’s software, cabling, power, or hardware.