Setup Sony projector (VPL-FE40) to use GUI control

To setup the Sony projector to use GUI control, please follow these steps:

follow the directions here to set the IP address on each projector
run the web browser on the main computer
go to "http://10.1.1.71" to setup the projector
click "Setup" and type "root" for User Name without password. Then click "OK"
click "Advanced Menu" and then click "PJ Link"
check "Start PJ Link Service" and uncheck the "Requires Authentication" box and click "Apply"
repeat steps 3 through 6 for each projector (10.1.1.72, 10.1.1.73, 10.1.1.74)