Xbox 360 stuck on flashing

[Smirthswood]

Hello Once again right all the stuff is up and running from my usb stick right and from were i type dsam and serial i have my 360 powered on because thats what he says he the video right so from when i have entered the dsam and serial and it says ensure power is on ect anf tells you/I the file name and to press any key ok any key pressed from there with all my other driver and hard drives unplugged it comes up with a few things but the important i think is number 4) 0xF900 SATA pri master ATAPI TSSI corp DVD-ROM TS-H943A ms28 MTK vendor intro failed on port 0xF900 now from what you have been reading threw this does any 1 no what wrong and if any thing is not wrong then what do I need to Do......

[CoFree]

well if you are trying from a on board sata port that would be the first thing.
this card is known to work.
http://tekgems.com/Products/la-pci22-vt6421a.htm" onclick="window.open(this.href);return false;
most people can not get there on board sata to work or it will not work.
most chipsets wont work.
the via6421a or l is known to work.