[list]OK lets see if we get the same problem from outside of windows - if the screen is unreadable with this then there is a high probability it is a hardware malfunction
Please print these instruction out so that you know what you are doing
Latest version: v3.1.46.0
OTLPENet.exe
MD5=79209302A1AFB2490808DB890A815CED
Size: 127,222,215b / 121.3MB
[*]Download the attached scan.txt to a USB drive
[*]Download OTLPENet.exe to your desktop
[*]Ensure that you have a blank CD in the drive
[*]Double click OTLPENet.exe and this will then open imgburn to burn the file to CD
[*]Reboot your system using the boot CD you just created.
Note : If you do not know how to set your computer to boot from CD follow the steps here
[*]As the CD needs to detect your hardware and load the operating system, I would recommend a nice cup of tea whilst it loads 
[*]Your system should now display a Reatogo desktop.
Note : as you are running from CD it is not exactly speedy
[*]Double-click on the OTLPE icon.
[*]Select the Windows folder of the infected drive if it asks for a location
[*]When asked “Do you wish to load the remote registry”, select Yes
[*]When asked “Do you wish to load remote user profile(s) for scanning”, select Yes
[*]Ensure the box “Automatically Load All Remaining Users” is checked and press OK
[*]OTL should now start.
[*]Double click the Custom scans and fixes box
[*]In the dialogue locate the scan.txt you have on the USB
[*]Press Run Scan to start the scan.
[*]When finished, the file will be saved in drive C:\OTL.txt
[*]Copy this file to your USB drive if you do not have internet connection on this system.
[*]Right click the file and select send to : select the USB drive.
[*]Confirm that it has copied to the USB drive by selecting it
[*]You can backup any files that you wish from this OS
[*]Please post the contents of the C:\OTL.txt file in your reply.