OK, thanks!
Here is my log:
22:33:49| Baseband ID: 9900
22:33:49| Protocol Version: 3.1
22:33:49| Phone name detected!
22:33:49|
22:33:49| Profiling SEMC phone...
22:33:49| Platform: DB2020
22:33:49| OTP CID: 49
22:33:49| EROM CID: 49
22:33:49| EROM Color: Red
22:33:49| Phone ID: K800
22:33:49| Region: EUROPE_4
22:33:49| CDA: CDA102568/13 R4A
22:33:49| Firmware Version: R1JG001
22:33:49| EROM: R3A011
22:33:49| Ready for operation!
I found in the guide "1) Converting to CID52 (if required)" but can't find anything about if it's good or bad to upgrade, just that I Can't Revert Back To CID49 Or CID 51.