Op 09-04-15 om 11:22 schreef Bret Busby: > Hello. > > On a new installation of Debian 7 on an Acer "laptop" computer with an > AMD Radeon R2 graphics adaptor, the external monitor does not work. > > The external monitor works with MS Win 7, with MS Win 8, with Debian > 6, and with Ununtu 12.04 and with Ubuntu 14.04. > > On another Acer "laptop" computer with Debian 7 installed, the > external monitor works with MS Win 8, and with Ubuntu 14.04, and not > with Debian 7. That computer has an nVidia graphica adaptor, that has > previously been mentioned on the list. > > Does Debian 7 work with external monitors?
Yes. And Radeon is no problem, but I don't know the R2. Maybe tell us the output of "lspci | grep -i vga" Some laptops only work with external monitor after a reboot. Some laptops only work with external monitor after pressing a special key. Fn-F5 or something like that. With regards, Paul van der Vlis. -- Paul van der Vlis Linux systeembeheer, Groningen http://www.vandervlis.nl/ -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: https://lists.debian.org/mg5ig3$9v9$1...@ger.gmane.org