my video card : diamond viper 550 16mb + 15" monitor philips 105e monitor
i had problem with redhat 7.2 saveral years ago. And i solved this by setting Generic 15" lcd monitor.

knoppix probing my my video card as riva tnt like xp,redhat as well.
but have problem with my monitor.
knoppix probing my monitor exactly what its=philips 105e.

my question:
how can i set knoppix to use my monitor as an generic 15" lcd?

any help appriciated.
thanks.