I have a Vizio 50" Plasma TV (VP50HDTV) that I'm trying to use in conjunction with my Macbook Pro (MacBookPro4,1). I have a DVI to HDMI cable that I have going directly from my Mac into HDMI 1 on the Vizio. The Mac detects the Vizio (it shows up in the detected displays) and I have mirroring turned on, but the Vizio is continuing to say "No signal". I have restarted my Mac as well as turned on and off the Vizio and to no avail has anything worked. My goal is to get videos and slideshows on my Mac to show up on my Vizio. Can anyone help?
Yeah just lower your resolution on you Mac and you going to be ok
I would say this is a resolution issue. The LCD on your MAC is capable of a much higher resolution than your television. To mirror your MAC you must lower the resolution to something that is at or below the televisions native resolution. The native resolution of the VP50 is 1366x768 so you will be able to do the following resolutions: 640x480, 800x600, 1024x768 and 1366x768.
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I tried changing the Mac's (Color LCD) resolution to the following and none worked:
1280 x 800
1152 x 720
1024 x 768
1024 x 440
I then tried (via the Mac) changing the resolution of the Vizio display to the following, but they didn't work either:
1344 x 756 (interlaced)
1024 x 768 (interlaced)
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