First steps with HD video II

DVI to HDMI 1360×768

As I wrote the last time I talked about this. I had some problems with the connection between my mac and my LCD TV. The problem was with the HDMI cable. I wasn’t able to get a good picture in the screen because resolution problems.

Well, the time passed and I didn’t give up (Perhaps the money given for the DVI -> HDMI cable did help). I tried the same setup in Windows XP. And here comes the surprise, this time the HDMI connection was crystal clear, but the VGA was quite awful. I noticed that ATI drivers in Windows have a special setting for HDTV connections, and the TV was detected as a HDTV when using the HDMI cable.

So today I was using the TV through the VGA connector, and I decided to give another try to Leopard + HDMI. It worked without touching anything. The overscan was active but this time it wasn’t overscaling so much. I got the perfect resolution and I don’t know why.

I applied some updates in Leopard, perhaps that’s the difference. Also I realized that even if the resolution is advertised as 1366×768 in the samsung webpage. The manual says 1360×768, and that’s what I have working right now. And after some color calibration DVI -> HDMI was working perfect.

In fact I rebooted and I plugged only the HDMI cable. I got a strange blinking effect in the top. Change to a different resolution and again back solved the problem.

The updated facts are:

  • Windows XP works with HDMI but not with VGA
  • MacOS works with VGA and HDMI.

Any difference beween VGA and DVI? Well, VGA was really sharp with good colors. But DVI is just better. I was difficult in the beginning, but I was staring at the TV and thinking: “my eyes feel something different”. They were right: more sharp image.

I feel a bit dumb because twice I tried and twice I failed, but the third was the good one :)

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4 Responses so far »

  1. 1

    thundera said,

    2008-03-04 @ 11.28 am

    We have a saying in Greece that says “μια του κλέφτη , δυο του κλέφτη , τρεις και τον τσακώσαμε !” free translation : once in the thief’s favor , twice in the thief’s favor ,the third time we caught him! Usually but not always the things work properly after the third try :p

    Patra’s Carnival is coming!

    Besitos!

  2. 2

    Kat said,

    2008-03-04 @ 6.31 pm

    Why feel stupid? You got it to work, so you’re awesome!

  3. 3

    graffic said,

    2008-03-05 @ 9.07 am

    Perhaps… no, for sure “stupid” it’s not the best word.Let’s change it for “dull” :) (Never is late to ask the oxford dictionary).

    But, yes, the important is that it’s working :)

  4. 4

    Amador said,

    2008-03-22 @ 3.59 pm

    Te mando un fuerte saludo desde Palencia. Veo que sigues friky como siempre (jujujujuju—-) pero veo que disfrutando de la vida.

    Un fuerte abrazo para Atenasy para tí en particular.

    PD: siento no poder escribir en inglés :(

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