Ken's Tech Note

I have a faulty LG GSA-H55N DVD-Writer so I went and bought a new one. As my motherboard is a ASUS P5K PRO, I ended up with a ASUS DRW-22B1ST hoping a plug-and-play experience. Installation was easy enough as I have a big PC enclosure. But when I booted up to WinXP, there was no CD-ROM drive detected! Panic! After some BIOS tweaking, I found that the SATA mode must be set to "IDE" and sub-options to "Compatible" (I used to have "Enhanced") in order for the system to detect the new writer. AHCI does not work neither without having to reinstall Windows XP because apparently XP has treated the SATA drive as IDE so it does not have the right drivers to boot up. Sad! * updated 2009.07 * After some more research, I was able to "turn on" the AHCI drivers without re-installing Vista which had first installed with SATA drives operated as IDE mode. 1. Exit all Windows-based programs. 2. Click Start, type regedit in the Start Search box, and then pres