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I've got MacBook Pro after other repair centre tried replace flickering screen since than laptop is not powering on, caps lock is not blinking touch bar not lighting up.
There is activity on all ports voltage jump to 20V and 2.3 A is taking by board when battery is connected
I got recently this MacBook with no charging issue.
I've use 820-00239 schematic diagram to check out the board.
Laptop was liquid damaged around L3500, U3100. I replaced all liquid damaged components and reball U3100 because laptop didn't take charge on one c-type port voltage didn't go...
I've got another MacBook Air 13 SMC was faulty and I replaced it now laptop works but it doesn't show manufacture date. I know that if someone has been messing with bios and SN this will heaped I didn't touch it but it look like someone try fix something so its possible bios has been...
I got a MacBook Air 13 2015, it was a liquid damaged not powering on, there was no charger light indication.
i spotted corroded J6100 connector and remove it also corrosion on U7090 it has been repaired, lcd connector was corroded I also replace it.
MacBook powers on works fine boot to system...
I have a problem with this iMac model its very slow once I want boot it up from usb with fresh osx tried a few same on all of them. With customer SSD booting up but crashing and restarting.
I've tried a new ssd but didn't get chance to install fresh osx because is not possible
coffee damaged around lcd connector
cleaned, i replaced the lcd connector, no picture no backlight but laptop works fine, there is picture on ext monitor and boots
tried another lcd, same
i removed the lcd cable from original lcd, and the cable is not damaged, so that did not damage the board...
dont see any water damaged, but anyway i cleaned it properly
first it did not have any voltages, not even 3.4V, after taking it apart and just testing it on the table now it has green light, 3.4V, 8.59V, 3.3V
most of the time fan wont spin, but sometimes it goes in a loop, fan spins a bit...
Could you please share some good suppliers for those retina screens A1706/A1708. I had tried some from aliexpress but unfortunately a few come back with lines no physical damages.. they are just dying after time with no reason.. it could be also a flex because it looks like this...
not water damaged
customer says he replaced the battery and saw some sparking
it turns on on charger, there is green light, but very slow
-when battery connected wont change to orange light
-only on the battery wont power on
-when powered on with battery and charger, then i remove the charger...
we have a large ultrasonic cleaner, 25 liter, it fits all macbook motherboards, but its too deep, which means it takes at least 15liter of liquid, which takes like a hour to heat up to 60C
there was a suggestion that we just fill it with alcohol, and dont use the heater in the cleaner and just...
recently i tried to format and install osx 10.13 to the newer macbook with type c connectors, and i can boot up from usb, format the ssd, and when i want to install osx it says that this installer is damaged, then i had another 10.13 stick, the usb-A one, tried with type c adapter, same thing...
I have another MacBook Pro 13 2012 with v-core no power.
I have replaced U7400 with no luck measure on TONA 12.25v and TONB 12.06V
I measure this voltage on another working board and its below 1v.
I have tried also swap bios just to check no luck SMC reflowed nothing.
Board is not...
I have MacBook Air 11 A1370 820-3024-B with locked EFI main board number 820-3024-B can someone remove this EFI lock for me please. I tried edit bios file remove $svs piece and FF this whole field as I found in some instructions online but from some reason after this laptop want power back...
no water damage, when it came in it would try to boot but the lines unde the apple logo stuck at 10%, i read here that the typical issue is the cpu voltage control chips, so i ordered them from mouser FDMF6708N, so they are brand new, all 3 replaced, checked them 5 times, the soldering is good...
I have this MacBook Pro for repair board 820-3332-A
Got it with 3 beeps issue have tired reflow ram replace PCH no luck I decide to replace CPU because it was getting crazy warm.
After replacement (I remove same CPU from Donner board) with was liquid damage but I was getting a...
I got for repair MacBook Pro 13" 820- 00875-A after liquid damage.
I check all rails and PP3V3_S5 is shorted
SN650839 have some voltages coming out:
all those are present
voltage on C7960 PPBUS_G3H_CPU 13.10V
very small water damage was on R8156, i replaced the resistor
before it was taking 0.1A on 16V now it take 0.02A which is normal but it wont start, i have green light on charger, 3.4V ok, i have 8.58V, 3.3V on L7560
u1950 was bit corroded, so i replaced it, and q8150 also, than u7501
same , i...
it had small water damage, it was powering on before, it had a broken screen also
i cleaned it out now it wont power on only with smc bypass
only small corrosion i see is C1910 but the ppvrtc_g3h is 3.3V present, C5021 next to smc
i removed those caps, same
reflowed SMC, same
Hi I have now MacBook Air 1466 820-3437-B. Laptop is slow, loading system very long (but after load in system it works fine)and want load installation USB stick. It was slightly liquid damaged around U1900 main board has been cleaned and inspected. I tested laptop with ASD, no sensor or other...