cnar0409_d310c.dll is a CNAR0409.DLL
belonging to Canon Advanced Raster Printing System Driver for Microsoft Windows 2000//XP//Server 2003
from Canon Inc.
Non-system processes like cnar0409_d310c.dll originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you
check your registry to identify slowdown issues.