I have created a PDF that shows how I made my own
hard drive caddy.
It is not for the faint of heart... you have to solder directly to the
motherboard. I have done it myself and it works perfectly.
Use this info at your own risk.
Thanks to Ashman for helping me figure out the caddy pinout.
The file is here:
http://groups.yahoo.com/group/pointpad/files/fujistu1600soldering.pdf