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mgmusicman94

macrumors 6502a
Original poster
Nov 16, 2008
871
240
So today I brought my 15" rMBP to the genius bar today because of a loose hinge, thought I'd get it tightened before my applecare ran out next week. But I got home and turned it on and now there are dark spots on the bottom of the screen. I don't know how these screens are assembled but is there a chance the tech tightened something too tight? I plan on bringing it back tomorrow to solve the problem.
 

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its not dark spots, its white spots...

those are what they called as backlight bleeding...

yeah, just get it to genius.

In this case it looks like half of the backlight is failing to turn on, basically every other LED is off, creating the dark spots. Definitely take it back to the store.
 
Take it back to the store and let a Genius take a look at it. They should be able to diagnose and fix the issue. Let us know what happens and the end result.
 
So I just left the apple store, genius said they probably tightened it too much and damaged something, so they ok it in for a new display.

Also I asked if there's any way to make sure it doesn't get an LG display and he said they're all the same.. so I'm hoping it's a Samsung.
 
Update: Got my computer back today, checked the display manufacturer through terminal, it's a Samsung. Success!
 
How do you do that ??

Run this command from terminal:


ioreg -lw0 | grep \"EDID\" | sed "/[^<]*</s///" | xxd -p -r | strings -6

Look at the beginning of the second line to see which manufacturer made your display. If it starts with LP then you have an LG display. Samsung displays start with LSN
 
ur odl one was lg? other then the issues, is there a differenc eu notice in terms of color between the 2?

Both brands look fine but the LG ones have had ghosting issues. My original screen was LG and ghosted and I got it replaced with a Samsung.

Thought teething was "normal". Most displays I've seen have it but you only see it with a black screen with the backlight on max.

Yes some displays have a very slight case of it but the amount mine was doing it was unacceptable.
 
Run this command from terminal:


ioreg -lw0 | grep \"EDID\" | sed "/[^<]*</s///" | xxd -p -r | strings -6

Look at the beginning of the second line to see which manufacturer made your display. If it starts with LP then you have an LG display. Samsung displays start with LSN

thanks,
just ran the command and mines is coming up LTN :confused:
 
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