hi guys im, working on 820-00165 board which was precleaned 3 months ago due to spilled juice. i found corrosion on jtag, removed and checked all traces and replaced U6100. also corrosion around U1930, C1930 and R1931 ive replaced them , and for any case ive replaced U1950. also checked all rails and they are present. Now fan spins 7-8 sec then stops and spins again on max speeds, no image no sound, any idea ?
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Need to remove efi password
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Hi there! I have not so usual situation...
I have 2015 MacBook Air A1466 EMC 2925 with 8Gb of RAM. It seams that I've killed it by bad SSD adapter. It starts, cooler works... But no chime, screen is black. SMC reset seams works, NVRAM reset doesnt works...
My repair guy has checked all possible. It's all ok with power. The last idea - I could kill EFI firmware... So, I need a firmware of EFI to check it. I have a programmer. But I don't have a similar laptop now to download it and compare
P.S. If you have else any ideas about repair, or you had a similar...12-20-2024, 02:31 PM -
Apple MacBook Air 13" Early 2015 Service Guide...10-15-2024, 02:06 AM
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Hi,
I have a MacBook Retina Intel _Core M_ 1.1GHz 12_ (Early 2015) A1534, MJY32GR, with a W25Q64BV flash inside. Can someone clear the PIN?
Thanks in advance!... -
Hi,
I'm trying to diagnose this a1466 board, I'm pretty new with this, but I checked the signals up until PM_SLP_S5_L, which is at 3.1v. Is it a valid level for this signal?
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