1) Remove Daemon Tools normally. Then use the installer/uninstaller at the link to remove sptd.sys, while being careful to click on "Uninstall" while using:
4) Must update this old Serial Infrared driver from the motherboard manufacturer's website:
irsir irsir.sys Sat Jan 19 01:36:11 2008
5) If issues persist, uninstall ZoneAlarm then download and run CPU-Z, make a screen shot of the memory and spd tabs. Post them here by attaching, along with new crash dumps.