more external display woes... SOLVED (sort of)

[Robin Laing]

On 2015-09-11 20:44, CS DBA wrote:
> F22 works until I update, closing this thread for a more appropriate
> one, sent a new email:
> Fedora 22 - no external monitor after kernel update
>
>
>
>
> On 09/11/2015 05:16 PM, CS DBA wrote:
>> All;
>>
>> I bought a new Lenovo X1 Carbon 3rd generation, installed Fedora 21
>> and neither the mini display port or the HDMI port work per an
>> external display.
>>
>> Installed Fedora 22 as well but it has the same issue.
>>
>> Can someone help me debug this?
>>
>>
>> Thanks in advance
>

What video card?

If nVidia, it is most likely and Optimus issue.