Not what you want to see on a 6 week old Thinkpad

I was chuffed to bits to get my new Lenovo W500 Thinkpad a month or so ago. I put Windows 7 64bit on it and with an Intel Duo Core T9400 processor, 8Gb of RAM and 500Gb 7200rpm disk I was looking forward to some awesome performance. And to start of that is exactly what I got. I installed all the newest version of the Lotus stuff, Notes 8.5.2 with embedded Sametime 8.5.1, Symphony 3, Domino 8.5.2, Quickr 8.5 etc. I also added some basics like Firefox and VLC Media Player. After just a couple of days I had the machine pretty much ready to replace my old T61 as my main customer demonstration machine. Except for one thing. Every now and again the machine would seemingly just lock up with the hard disk light on permanently. Sometime it would recover and sometimes it would require a hard reboot. I took to starting Resource Monitor in Disk mode as soon as the machine has booted to see if I could catch the culprit. You might think that my immediate reaction would be to blame Windows 7, but tha...