All codes
Service call
SC899
Software / application error
BController / HDD
Level B — stop, power-cycle may clear
First check
Reboot. If a third-party SDK app (PaperCut, Equitrac, custom) is installed, disable it.
What it means
An application crashed (copy, printer, scanner, fax, or an SDK app). One-shot vs standing.
Likely causes
- SDK app
- Corrupt app on disk
- Firmware
On-site steps
Parts to have on the truck
- HDD/SSD
- Firmware
Related codes
Confirm the subcode and part number in the FSM for this serial. Raicoh is a field companion, not a replacement for the book.