I try it and try it and allways same result!
Okey what I do today.
1. Install rebug downgrade to rogero CFW 4.30
2. After that only black screen.
3. Rebuild HDD
4. Black screen again.
5. Replace new HDD and install downgrade again.
6. Playstation again alive. I see XMB and can use it.
7. Old HDD back and format.
8. PS is syillä alive.
9. Recovery mode and install rebug 355.3 (only need 9.99 or higher message)
10. Install rebugtool and chek QA Flack disable.
11. Again install downgrade in recoverymode and then try install rebug 355.3 and again You need 9.99 or higher.
12. Pull out all wiress and put it back last power cabel and recoverymode and same result
13. Format USB pen FAT 32 again and then rebug 355.3 toPS3/UPDATE/
14. Again all wiress unpluck and pluck again message You need 9.99 blaa blaa blaa.
I'm so depressed and dont know what next.
BIG thank to MAYID! I'm still struggle!