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Mac Mini - Sony Bravia display issue

I connected the above 32" HDTV to my Mac mini using the DVI - HDMI configuration and has worked perfectly.

However, after reboot during the recent software update (14/05/09) the resolution changed and I have now lost about an inch from the perimeter which is mighty annoying. I have tried various display settings but none of them works correctly.

Can anyone suggest a reason for this?

Just before the update I deleted an old user that I hadn't used in a long time. Could this be relevant?

MacMini/Powerbook G4, Mac OS X (10.5.6)

Posted on May 13, 2009 4:53 PM

Reply
82 replies

Jun 2, 2009 10:54 PM in response to Dennisson

Not sure whether to reply in this thread, or start another. But let me first start by saying that reverting to 10.5.6 did not resolve my problem.

I recently bought a new Mac mini to connect to my 37" Bravia. Using an mini-dvi -> dvi->HDMI connection, I can't get this thing to show a decent clean picture on my TV. My old 1.6 core duo mini has no problem, filling the TV screen with a clear perfect picture from edge to edge. But this one won't, no matter what I try. I get a large black border, or too big of a screen with overscan turned on.

I'm not sure what I am missing, but pretty frustrated. I thought my upgrade from the 1.6 core duo would be easy. I never thought I'd be dealing with a worse image on the TV.

Any ideas would be most appreciated.

Jun 4, 2009 8:19 AM in response to Dennisson

Chavos, realize that Apple is only responsible for the Operating System and not for 3rd party drivers. The individual manufacturers of your various brands of TVs are who need to bring their drivers up to the Mac OS X standards. I am an Apple seed tester and I connect my Mac mini to an LG LCD HDTV by way of mini-DVI to DVI, DVI to HDMI. There were no issues for me throughout the seed testing of 10.5.7. It is impossible for every possible Mac + 3rd party combo to be tested, it is the luck of the draw that some seed testers may have a similar setup to your own and be alerted to potential issues.
Apple has always said to backup your setup, especially before installing an update/upgrade to the OS. It makes reverting to the previous iteration of Mac OS X so much easier if you encounter issues such as this one with your 3rd party peripherals.
If you do not have a backup up, either a clone of your system prior to installing 10.5.7 or a full restorable Time Machine backup, then these are the steps to returning to Mac OS X 10.5.6 on your Macs. You will have to reinstall Mac OS X from your Leopard Install DVDs and then update to 10.5.6 using the "Combo" update. (The Combo Update can bring any version of Mac OS X 10.5; 10.5.1, 10.5.2, etc. to version 10.5.6, and it will include all of the security updates as well.) Using the Restore DVDs that came with your Mac, perform an "Archive and Install" method of installation, ensuring the option to preserve user accounts and data is checked, and then download and apply the 10.5.6 update. This will get your system back to 10.5.6, but keep in mind that some customized settings may need to be set up again, and some 3rd party applications may need to be reinstalled. Overall, however, the system will largely be the way it was before you updated to 10.5.7.

Jun 4, 2009 2:58 PM in response to Dah•veed

Sorry David.Austin.Allen but I could not disagree more with your comment about it not being Apples problem - that sounds very much like a Microsoft kind of answer, not an Apple answer. The drivers were "tampered" with and should not have been released without full checking. We are not all experts in how to manage through these things and that is where Apple need to help. I do not have the time or energy or inclination to go through a very complex reversion process at my time/expense - I am thoroughly disappointed with this upgrade, I have had numerous errors over the years with Microsoft upgrades on PCs and my move to Apple (two macbooks and a mac mini so far) was deliberate to encounter a far more professional approach to software upgrades and releases etc. The user interface via the screen is the single most important component of the experience (in my personal view) and therefore must be treated with the utmost respect coupled with extensive regression testing etc. This 10.5.7 clearly wasn't and is my first major disappointment with Apple, and I hope the last. The driver modifications were severe, ie extensive with the move to 1080p but it appears insufficient eyeballs were monitoring the impact on the 720p output.

Jun 4, 2009 4:33 PM in response to robcharrison

Amigo, you have unrealistic expectations and are in error on a number of your assumptions.
Apple did not tamper with the 3rd party drivers. They may have addressed certain aspects of the OS which affects how the drivers interact with it. This information would have been passed on to all of the 3rd party folks to allow them to bring their drivers in line with the Operating System. It is my experience with Macs that some of them get right on it, some do not.
Some 3rd party providers also choose to do their own thing in spite of the guidelines Apple provides them regarding the OS. Perhaps Sony is one of those providers, I do not know. It is interesting that a Sony product was affected, but my LG product, which is also native 720i, was not.
Insulting Apple with comparisons to Microsoft will not change the fact that most issues in these forums are user caused. And no matter how many times Apple and those of us who have assisted here in the Apple Discussions over the years repeat the mantra, folks refuse to make backups. A backup, with Time Machine or as a bootable clone, would have had you back to 10.5.6 in less than an hour.
I am sorry for your problem. I do not work for Apple. I am just a Mexican guy who has used Macs since the first one, which I bought while going to grad school in Texas. We seed tested 10.5.7 for a long time. Longer than the two previous updates. We have our own forums to discuss the issues. No one ever wrote about experiencing display issues.

Jun 4, 2009 9:30 PM in response to breakdizzle

Thank you, than you, thank you, for this tip!! Between this setting and changing my picture settings from vivid to custom, I am getting a gorgeous 1920x1080 full screen picture on my TV, running 10.5.7, with the TV reporting 16:9 1080p. I love it!!

breakdizzle wrote:
I think I figured this out.

-Turn on overscan in the display prefs on the mac (the image should be cut off by the edges of the screen)
-on your TV's display settings go to "Display Area", its default setting is on "normal", instead, set it to "Full Pixel"

Hope that helps!

Jun 6, 2009 1:23 AM in response to Joel S

so it seems those with native 1080 screens are okay but those with 720 screens - so the driver change from 10.5.6 to 10.5.7 (which must have contained driver updates?) is where the problem lies.

Does anyone know how to revert purely the driver back to the one in 10.5.6? is this even possible on an apple? i know it is/was easy in windows but i am not aware if this is even possible on apples?

Jun 6, 2009 3:59 PM in response to robcharrison

I would like to know if reverting just the drivers is possible as well.
I am also hoping that this display res issue will be addressed with the next update, or I will have to stay with 10.5.6 forever just to keep my display working?

I think this shouldn't happen with a device (Mini) that is specifically marketed as being compatible with 3rd party displays, etc.

Jun 8, 2009 3:43 AM in response to wpalmerj

so i succumbed and reverted to vga to try and get back to a sensible screen resolution, and now i think i have another problem...

i have a lot of shadows on the image, these are not present with the dvi/hdmioption.

i've tried numerous cables and checked the cables with other pc's/macbook's and they are all fine. plus i've tried the various options in the screen set-up on the mac-mini and tv (many an hour consumed doing all this...)

i've slowly and patiently tried many options/combinations and concluded that the VGA output via anyone of the apple adapters i have just do not cut it - so roll on the driver fix so i can go back to dvi/hdmi!

the other option of course is for me to go and buy a 1080p native screen, probably a tad expensive route to chose though...

roll on the driver fix!

Jun 9, 2009 4:40 PM in response to Dah•veed

I have to disagree with you also David.Ausitn.Allen. Apple has always sold products "that just work". That's why we shell out the extra money for their products. I understand that they may not write the drivers for video cards but this issue is obviously not caused by user error. We just clicked Software Update. Its Apple's fault or their vendor's fault. We honestly don't care who's fault it is, just that it needs to be fixed.

I have a LG 42 inch LCD with a mac mini hooked up with a DVI to HDMI cable and got about the same results as others in here have when I upgraded to 10.5.7
After fooling with it for an hour I restored from my time capsule back to 10.5.6 where it will stay till Apple gets this fixed.

Mac Mini - Sony Bravia display issue

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