Instructions
Turn off your Xbox 360. Close down any programs on your laptop.
Insert one end of your HDMI cable in the HDMI port on the back of your Xbox 360.
Insert the opposite end of the HDMI cable into the HDMI input port on your laptop.
Turn on your Xbox 360. Your laptop should automatically sense the new input and switch over the HDMI mode.
Access your laptop's display settings if the mode switch does not occur automatically.
Access your Xbox 360's "System Settings" menu from the dashboard. Configure the display and resolution settings as desired.