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A customer has sent me there 2011 A1311 iMac for memory upgrade and SSD upgrade in the hope of getting some use out of it. But its plagued with the spinning beach ball of death (SBBOD) after virtually every user interaction and it lasts for several minutes. Ive tried two different MacOS versions...

Thanks. Yes I think for a beginner Ive got a pretty hopeless board. I have talked customer around into purchasing a refurbed board (at his expense) but before going down this route he wants confidence in the rest of his computer working first. Its around $500 as it was 3.3GHz and 16GB/512GB If...

No USB activity indicated by SNOW edition USB drive. Aside: Customers decision to proceed with in-depth board repair could be dependant on if they also need a new screen after the burned screen connection. Question: can backlight be tested with just a variable voltage on the [burned] connector...

Many thanks for your fast response 2informaticos, Ive updated the title of the thread with 820-00239 I will look up how to check USB activity in these thread but its late here 10pm. I will remove/re-tin/reflow as suggested - thanks. I am keen to understand if there is another way to know if a...

Hi All, I am new to board repair but have an education in electronics from college two decades ago. Having lost my job in aviation I'm hoping to make a go of Mac board repair in the UK. Ive had some luck with repairing a couple of MacBooks using Louis’s fantastic videos but the A1706 appears...