[Help] BCLK Blocked After Update ME Firmware ASUS P8Z68-V-LX

Hi to all,
i update a ME Firmware from v8.0.4.1441 to the 8.1.70.1590 or 8.1.65.1586 (from station driver).
The result is the same; after update the BCLK are locker , if set 104 always run 100.

Can anyone tell me why or how to fix it?

Thanks a lot, in advance for the help.