External Monitor through the HDMI

Part I - The Problem:
My Dell laptop is not detecting my Samsung external monitor through the HDMI cable on Ubuntu 12.04. The same computer with the same monitor is working perfectly under my Windows 7 operating system.



Part II - The Computer Specifications:
Please visit the below link for the computer specifications:
http://pastebin.com/ZdMVsaAQ


Part III - The Operating System:
The operating system i am using now is Ubuntu 12.04 - Updated daily from the official main servers.



Part IV - The External Monitor Specifications:
- Brand: Samsung
- Model Number: S23A950D
- Model Code: LS23A950DSL/XM
- Link: http://www.samsung.com/my/consumer/p.../LS23A950DS/XY


Thanks in advance for your help!

Quote:

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Originally Posted by kronomia

Part I - The Problem:
My Dell laptop is not detecting my Samsung external monitor through the HDMI cable on Ubuntu 12.04. The same computer with the same monitor is working perfectly under my Windows 7 operating system.



Part II - The Computer Specifications:
Please visit the below link for the computer specifications:
http://pastebin.com/ZdMVsaAQ


Part III - The Operating System:
The operating system i am using now is Ubuntu 12.04 - Updated daily from the official main servers.



Part IV - The External Monitor Specifications:
- Brand: Samsung
- Model Number: S23A950D
- Model Code: LS23A950DSL/XM
- Link: http://www.samsung.com/my/consumer/p.../LS23A950DS/XY


Thanks in advance for your help!

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Hi,

Can you paste the output of the following command please.

Code:

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lspci | grep -i vga

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This will help us identify which graphics card driver you need and which tools to use to configure the additional monitor.

Thanks,
Bodsda

[Updated]

The output of

Code:

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lspci | grep -i vga

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is:

Code:

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00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)
01:00.0 VGA compatible controller: NVIDIA Corporation GF108 [GeForce GT 540M] (rev a1)

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