1.From another PC, that's in the same network with your LMCE PC, or from LCME PC go to Ubuntu desktop (CTRL+ALT+F7) open a Internet Browser.
or http://<the_lmce_pc_ip_address> and press enter
3.Login with the user name and password that you've created in the : "VIdeo WIzard -> house Setup" or if you haven't created one yet just press "Create New User" and be sure to check "Master User (can modify configuration)?" After you've created the user login with it!
4.Go to "Wizard -> Devices -> Media Directors"
5.Select "VGA" from the "Connector" drop down menu for the "The core/hybrid" Device or for the Media Director that is your laptop.
6.After you've done this, be sure to do a quick reload router or even reboot the laptop!
If this doesn't resolve your problem please do the following:
1.Describe the issues with video playback
2.What you mean by "the LCD screen is broken". Can you see the kde screen? Or you can't see anything on the display?
3.Please post the /etc/X11/xorg.conf and /var/log/Xorg.o.log files.