: Ensure any peripheral devices (like card readers or finishers) are securely connected, as loose external hardware can trigger 600-series communication errors.
Enter Service Mode (the exact sequence varies by model, often involving the Reset key followed by numbers like 806182 and holding "C"). sc673-10 ricoh error
Turn off the main power, wait 30 seconds, then turn back on. Sometimes a temporary glitch clears. : Ensure any peripheral devices (like card readers
While the steps above are DIY-friendly for experienced IT staff, certain situations warrant a certified Ricoh service provider: wait 30 seconds