Apologies, just realised this is the German speaking forum. I have reposted in English speaking.

I have changed the BIOS setting for the 'Primary Display' on a Celsius V840 and now have no video output. Because I can't see anything I can't use the BIOS to change the setting back. Any ideas how I can get video output back? Unfortunately, I can't see the BIOS screen now to see exactly what the se...

Unfortunately, I can't see the BIOS screen now to see exactly what it said, but the setting was similar to: 'Primary display' and there were two options in a drop down that looked specific to my system. It may be worth knowing that I have a graphics card that can drive 4 monitors (can't recall exact...

I have changed the BIOS setting for the primary display on Celsius V840 and now have no video output.
Because I can't see anything I can't use the BIOS to change the setting back. Any ideas how I can get video output?