Sega PAC cap replacements are one of the harder cap jobs I've done, usually because there is a lot of leakage and corrosion to clean up. The board seems particularly prone to having traces corroded away and required bypasses made.
Also, if anyone has a Laseractive system that powers on but seems to do nothing at all, visit this thread here:
http://nfggames.com/forum2/index.php?topic=4434.0