[Preston] Monitor setting

[Matthew Field]

Unfortunately I don't get as far as the log in screen before the monitor
falls over :-( I tried pressing it anyway, but no luck. Thanks for the
idea anyway.

BTW this is a new install that hasn't actually run yet. 

Cheers

Matthew Field 

> When you get the login screen just press Ctrl + Alt + an F key
> 
> This will drop you to command line.
> 
> Login as root.
> 
> Replace your XF86Config with the XF86Config.old or XF86Config.backup
> 
> At least that's what I did each time I screwed up my 
> XF86Config when trying to get dual monitors expanded desktop 
> working correctly.