Thank you all!
The problem was effectively the one Eugen said. For some reason the
brightness of the built-in display changes to 0, which looks the same as
effectively disabling the display. So I guess every time this happens I
will need to turn the brightness up again.
I don't know what causes t
On 04/08/2015 04:03 AM, André Pinto wrote:
Hi,
I'm having problems with having both the built-in display of my Thinkpad
T440s and an external monitor working. If I boot the system without the
external monitor connected, the built-in display works, but as soon as I
connect the external monitor th
Hi Andre
I have a T440s and had a similar problem. However, at least in my
case, the solution was quite simple: the built-in screen is not blank,
only its brightness is reduced to 0 (for some stupid reason) when an
external monitor (or in my case a beamer) is connected.
In order to bring your bu
Also, I don't know if that is relevant or not, but I'm using the Mini
DisplayPort connector to connect to the external monitor.
On Wed, Apr 8, 2015 at 10:03 AM, André Pinto
wrote:
> Hi,
>
> I'm having problems with having both the built-in display of my Thinkpad
> T440s and an external monitor w
Hi,
I'm having problems with having both the built-in display of my Thinkpad
T440s and an external monitor working. If I boot the system without the
external monitor connected, the built-in display works, but as soon as I
connect the external monitor the external monitor starts working and the
bui
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