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Hello All, I am very new to Linux. Been using LinuxCNC for a bit, but as far as the rest of the OS is concerned I know virtually nothing. Here's what happened: I tried to improve my display settings and I now have a blank screen, with the "No Signal" error coming up. When I went to change the...

I am a Linux newb, so please forgive me. I am running Debian Wheezy with LinuxCNC. I installed a new monitor and was trying to optimize the graphic settings. I accidentally clicked a check box that said something like "Use these settings" while setting resolution and refresh rate in Xfce. That...