Before you see the error code, you might notice:
Before diving into technical menus, attempt a complete electrical discharge. Turn off the main power switch on the side of the machine. Unplug the power cord from the wall outlet. Wait for 60 seconds to allow all capacitors on the boards to drain. Plug it back in and restart. 2. Service Mode SC Reset
The code is a specific Service Call (error) code for Ricoh multifunction printers (specifically the Pro C5100/C5110 series). The number "10" likely refers to a sub-code or a specific counter, but the core issue is SC673 .
Ricoh SC Error Codes and Resets Guide | PDF | Modem - Scribd