The details you listed is the type of display card you have. The settings you have should display the page fine, but again, I think it's the monitor as per Warlock Leviathan's suggestion.
Lugging a monitor around can certainly be a pain, but it is the next troubleshooting option in my opinion. The idea is to resolve this issue in an easy
I'm wondering you there is a problem with the green electron 'gun' at the back of your CRT. At the top left of this image
are two green colors. Can you see these with no problem?