Help with grey screen problem

[kaoss]

I have a dell latitude d620 with the grey screen problem. Can someone help me with the master password. The service tag is #BX1XXC1-595B. Thanks

 

[Tmagic650]

http://www.download.centre4service.com/software1.html

Or this:

https://www.techspot.com/vb/topic86309.html