Howtogeek posted a guide about schedule times to record live broadcast TV in Windows 7 Media Center
If you're a new user to Windows 7 Media Center you know it can act as a DVR and pause or record Live TV. You can set up a schedule for it to record your favorite TV programs as well.Beginner: Schedule Times to Record Live Broadcast TV in Windows 7 Media Center
Schedule Live TV Recording
To setup a schedule to record live broadcast TV shows open WMC and select TV then Guide.