0
votes
1answer
74 views

Intel HD4000 slow graphics performance on external display

I am using ubuntu 13.10. I have a Dell Latitude E6430 laptop. It has two graphic adapters, Intel HD 4000 and nvidia NVS 5200M with optimus technology. 00:02.0 VGA compatible controller: Intel ...
0
votes
0answers
89 views

External monitor only works during login

Recently my laptop screen broke, so I removed the hinges from laptop and bought external monitor. Now my laptop boots into login screen [via VGA] cable into the monitor, but as soon as I login, the ...
5
votes
3answers
694 views

How do I define the primary monitor in XFCE?

I've set up multiple monitors in xfce per this answer, but my secondary monitor was chosen as the main one. How do I change which monitor is the main one?
0
votes
1answer
634 views

Ubuntu 13.04 does not detect HDMI

I have just upgraded my Dell M1330 with Intel GM965 graphics from 12.04 to 13.04 (fresh install). Now when I plug in an external monitor on HDMI, nothing happens. It seems that HDMI is only detected ...
4
votes
1answer
269 views

How can I know which GPU my VGA output uses?

I have an optimus GPU 00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09) 01:00.0 VGA compatible controller: NVIDIA Corporation GK107M [GeForce GT ...
1
vote
1answer
387 views

Dual monitor flickers and resets periodically

I have a Lenovo thinkpad T530 with Ubuntu 12.10 installed. When I connect an external monitor (Acer 23') to my laptop it works fine, but both screens flicker periodically and gets reset. The ...
2
votes
3answers
7k views

No HDMI output on 12.10, Intel HD graphics (Ironlake)

I am unable to get any output to my external monitor on 12.10. The monitor is recognized and shows the native res (1920x1080, correct) but enabling has no effect. Graphics chipset is Intel Ironlake ...
2
votes
1answer
3k views

xrandr shows VGA1 as disconnected

I have a Thinkpad W520 with Nvidia Optimus graphics. I have disabled the Nvidia card in BIOS (by selecting "integrated graphics"), so I'm running only on the integrated Intel graphics. I get full 3D ...
1
vote
1answer
4k views

Laptop with Intel Graphics: external VGA monitor only gets signal on boot (no “hot plugging”) [closed]

I am able to get an external VGA monitor (or projector) to work if I start my laptop with it connected. However, if I start the laptop with it disconnected there is no signal on the external. The ...
0
votes
1answer
2k views

How to connect external monitor to laptop for larger desktop?

I have a laptop which has a Intel 852GME chipset. I had an older laptop, I can't remember which chipset that has, but simply by doing a fresh install of Ubuntu 10.04, I was able to connect another ...
63
votes
6answers
68k views

How do I setup dual monitors in Xfce?

I've got an laptop with a intel chip, and I'd like to setup dual monitors in Xfce. How do I do this?