A movie is not visible on an external display
1.If both the computer display and an external display are turned on, press fn+f4 one or more times to switch between the 2 displays.
2.Configure the monitor settings to make the external display primary:
a.From the Windows desktop,
b.Specify a primary display and a secondary display.
NOTE: When using both displays, the DVD image will not appear on any display designated as the secondary display.
92 Appendix B Troubleshooting