43b7af74_vices_List___Overclockers_Club__Notes
[Service Name] Terminal Services [Recommended Setting] Automatic/Disable* [Notes] 
Allows remote login to the local computer. This service is Required for Fast User Switching, Remote Desktop and Remote Assistance. If you have those services disabled, then you may disable this service.
Windows XP Services Removal Guide » Page 2 - Windows Services List - Overclockers Club
Notes