Question MB is X10SAE and currently official BIOS 2.0a. System won't power on stop at POST code is "00" with Haswell Refresh CPU Core i7-4790 / i7-4785T / i5-4590. Any idea? Answer Currently BIOS 2.0a supports all these Haswell refresh processors. The cause should be the ME firmware is not upgraded correctly to 9.1.1.100. Please double check Intel ME firmware in BIOS setup, and follow up below instruction to re-flash BIOS again if necessary. a. Boot to BIOS setup. b. Set "Me FW Image Re-Flash" to ENABLE under Advanced->PCH-FW Configuration->Firmware Update Configuration page. c. Save and exit the BIOS. d. Boot to the bootable USB/CD/DVD media that contains the BIOS flash package. e. To start flashing BIOS, from this step, refer to "Readme for AMI BIOS.txt" Step1~Step 6. f. After the update finished, restart the system. Was this FAQ helpful? YES      NO Enter Comments Below: Note: Your comments/feedback should be limited to this FAQ only. For technical support, please send an email to support@supermicro.com.  Enter your email address below if you'd like technical support staff to reply:  Please type the Captcha (no space) K F M 4 FAQ Stats FAQ ID Related Category / Keyword Date Posted Code 19262 BIOS: - AMI BIOS 09/05/14 JKL     Print Answer