43b7af74_vices_List___Overclockers_Club__Notes
[Service Name] Logical Disk Manager [Recommended Setting] Manual/Disable* [Notes] 
The Logical Disk Manager Configuration Library component is the configuration engine for dynamic disks. The component consists of a dynamic library that can be used to convert disks to dynamic and back to basic, and manage the volumes residing on dynamic disks. Management operations include create, delete, extend, mirror, repair, and others. You may need to keep this service on manual. If you do not plan to add hard drives or modify your partitions then you can disable this.
Windows XP Services Removal Guide » Page 2 - Windows Services List - Overclockers Club
Notes