User's Guide

Table Of Contents
2. Connect the other end of the cable to the external Thunderbolt device.
3. Press fn+f4 to alternate the computer screen image between 4 display states:
PC screen only: View the screen image on the computer only.
Duplicate: View the screen image simultaneously on both the computer and external device.
Extend: View the screen image extended across both the computer and external device.
Second screen only: View the screen image on the external device only.
Each time you press fn+f4 the display state changes.
NOTE: For best results, especially if you choose the "Extend" option, increase the screen resolution of
the external device, as follows. Select the Start button, select Settings, and then select System. Under
Display, select the appropriate resolution, and then select Keep changes.
Connecting video devices by using a VGA cable (select products only)
NOTE: To connect a VGA video device to your computer, you need an VGA cable, purchased separately.
To see the computer screen image on an external VGA monitor or projected for a presentation, connect a
monitor or projector to the computer's VGA port.
1. Connect the VGA cable from the monitor or projector to the VGA port on the computer as shown.
Using video 19