BIOS Updates forum

BIOS Gurus, Well, It was a good theory... Overly aggressive memory timings causing POST failures when cold with multiple symptoms. After the machine had been on for several hours I flashed the 1024 Beta BIOS, immediately reset CMOS, and then went into setup and reconfigured everything. I then booted...

You can try of course one of the older bioses available here: http://support.asus.com/Download.aspx?SLanguage=en&m=P4C800-E+Deluxe&p=1&os= Yes, I have tried both 1023 and 1024 Beta. I could go back further but I am beginning to have the suspicion that the POST is broken and probably has been for so...

edwin wrote:My immediate question is, did you replace ALL the capacitors on the MB including the smaller ones around the memory slots? Even though not visibly bulging, these have the same problem as the larger ones and can account for unstable operation if not replaced.

Yes, those caps have all been replaced.

Were these bought specific for this board? The Micron part number is not on the QVL from Asus. What is the Crucial CTxxxxxxx number for these sticks? Can be they are simply not compatible with this board, if they were bought from Crucial for this board, send them a message stating your troubles and...

What version of CPUZ are you using and are you 100% sure it is reading the settings in the right place anyway? The CPUZ version is the latest at 1.58. Of course, I have no idea if it is reading the right place. It appears to get the SPD data correctly. I am assuming that the rest is coming from rea...

BIOS Gurus, I have been pulling my hair out for several weeks trying to troubleshoot an intermittent POSTing issue with an ASUS P4C800-E based system. Thanks to CPUZ and a little help from an ASUS forum I believe that I have found the the root cause of the POST problems. CPUZ shows the RAM timings t...