Hot answers tagged display
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Well speaking of "arcane",and "those kind of guys" are still around, for clarity see the answer below :)
So what you need to do is open it, remove battery, and clean the mother board and plugs ect.... using NON metallic cleaning objects like toothbrush and q-tip.
Use alcohol (for grease) and Vinegar(or pure lemon juice without sugar) for calk deposits ...
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Years ago, an independent Mac repair guy opened up the case of a Powerbook on which I'd spilled a little coffee, poked very gently around with a q-tip, probably with alcohol on it, but maybe only water, cleaning up all the little dried granules he could see.
Note that I am not recommending you do this, just passing along a story.
He also knew what wire ...
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You can use the pmset command to "ask" power management if there is anything that will prevent sleeping. In this first example, I have recently rebooted, and there isn't anything that should prevent the system from sleeping:
$ pmset -g assertions
5/10/13 8:18:51 AM EDT
Assertion status system-wide:
PreventUserIdleDisplaySleep 0
...
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LCD displays have short and long term effects due to the physics of how they polarize light and how the transistors turn on and off pixels by passing current through the liquid crystal.
If you were to take a photograph of your screen and show what you are seeing we might know if this is short or long term image persistence or perhaps something else like ...
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I found an easy way around this and I hope it helps people. I tried resetting the NVRAM and it did not help. I am pretty sure it is due to flaw in the OS upgrade.
Here is the fix. Set up video so that when you move to the top left corner, the video shuts off. When you come out of sleep, if the resolution is low, move the mouse to the top left to shut ...
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This is not a perfect solution but I believe this is a best solution so far.
My use case is to use iMac remotely from my Windows 7 laptop.
Here is my solution.
You need the following things.
Vine VNC Server from
http://www.testplant.com/products/vine/vine-server/. You need
another VNC server to make another private display.
Wake Up Me On utility from ...
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