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No audio with mini-DVI to HDTV

Hi - I know this is a tired discussion but I haven't been able to find an answer. Can you help?


Here is my tv: http://www.lg.com/us/tvs/lg-42LE5400-led-lcd-tv

Here is a picture of the back of the tv:


User uploaded file


I have a late 2007 (3,1) Macbook and an LG LED LCD model 42LE5400 tv. I'm trying to get audio and video to the tv. Video works perfectly but I have no audio.


I have a mini-DVI adapter connected to a HDMI cable running to the HDMI1 spot on the tv.


I also have a male-male audio cable with a y-RCA adapter (red and white ends).


I understand that the HDMI cable won't carry audio through the mini-DVI and that I may need external speakers but I want to explore all the options before resorting to that, since I don't have a stereo sound system. I do have some cheapie desktop computer speakers, however.


So. Which jack to I plug the audio cable into? I've tried lots of things, including the regular headphone jack. Still nothing.


Thanks for any help!


Sara

MacBook, Mac OS X (10.5.8)

Posted on Jul 6, 2012 4:50 PM

Reply
Question marked as Top-ranking reply

Posted on Jul 7, 2012 10:15 AM

Sorry to confirm that you'l need an audio cable to supplement

the HDMI. The good news is tht you have, I believe, a cable

with stereo miniplug that will fit the headphone jack on your

MacBook and with the two RCA plugs on the other end. Plug

the red into the red jack market R at top right on the array

pictured and the white into its neighbor on the left marked Mono

and you s/b connected. Next, check Sound Out in System Prefs

and make sure of the settings there. Good luck, Tom


If I've misunderstood abut the cables you have on hand you'll

possibly need the one described above or an adapter. Will add pic

of what you need to get to.

User uploaded file

16 replies

No audio with mini-DVI to HDTV

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