如果是用NVIDIA 顯示卡, 可以更新驅動程式到 77.79 :
http://www.nvidia.com/object/winxpmce_77.79.html
ftp://download.nvidia.com/Windows/mce/77.79/
Release Highlights:

Update September 28, 2005: Updated English driver kit to include the NVIDIA MCE Extensions
Designed for Windows Media Center Certified on compatible hardware
ISF Certified on GeForce 6800 and GeForce 6600 GT
Support for Windows XP Media Center Edition 2005 Update 2
Support for the GeForce 7 series GPUs
Includes NVIDIA Media Center Display Extensions, letting you access NVIDIA display/video settings with your Media Center remote control