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Hi, first let me excuse me about my very bad english. I have a retina usb-c model coming from another store, had some liquid damage but i never see that cause the first place clean that. So, they replace some components randomly i pretend. When the machine comes to my store, in the usb-c...

Hi, i have a Macbook Pro Retina Touchbar 15" , No water damage, No corrosion visible, board looks pretty well, but not turning on. On the USB-C measure tool, gets 5v - 0.0 amps for a second, them try to get some more power and up to 0.03 and the USB-C PowerMeter get off and on again on a...

Ok, here we go again, i have a 820-3476 (Again) missing all s4 and obviously S3,S0 Rails. The last time i post one here and we could not solve. so, again.. thats my measures. PPBUS_G3H is present. i little bit fluctuant like 12.48.. 12,49.. 12,55.. 12,56.. (i think this is trying to get power...

Hi, What would be the best method for reseting the EFI password? Plenty of tools in eBay but don't know what to trust...

Hi, i have a 820-4924 not turning on.. no water damage, no corrosion. nothing. I think is stuck at S5 state. But I don’t know where start look why is stuck in there. There my measures. PPBUS_G3H @ C7900 : 12.56v PP3V42_G3H @ C4850 : 3.42v PPVRTC_G3H @ C1910 : 3.33v PP5V_S5 @ C7505 : 5.05V...

Hi, i have a retina here. this mac gotten power on sometimes without backlight and sometimes no power, but always has green/orange light. had corrosion on the mentioned parts C1214 Has corrosion on the Pin one, miss the pad and i remove the older Cap and put from a identical donor the same...

Hi guys, I have a 820-00165 without PPBUS_G3H. I don’t know where start to fix. Seems like a short to ground but Im not sure. I let you see my measures. PPBUS_G3H : 0.50v @ F7140 (Its pretty curious but that measure is going down so slowly) PPDCIN_G3H_ISOL: 14.93v @ R7005 Pin 1...

Hi, i have a macbook pro here, my client trying to solve a wifi problem, burn the lvds conector and the lvds flex .. i reeplace thad but after replace, to remove the excess of flux i put the board in the ultrasonic and before that.. no turns on anymore. in any moment before the ultrasonic shows...

Hi, i have a macbook pro 820-2936 here.. the macbook power on normaly, with the charger, with battery and without battery. have green light. OSX recognizes the battery and the macbook can power on with a chaged battery. but the osx never seems the charged pluged and the battery never get...

HI! I have this macbook air there is no have green light.. i found some corruption on the resistors R7721, R7720 and the cap C7723.. i replaced this 3 but i haven't green light. No water damage in any other side.. looking for power rails i see PP5V_S5 Is missing, and i replace the U7201 Looking...

Hi, there is a mbp with no green light but, if i connect a charged battery this have a regular functionality. No visible water damage.. nothing. Here my measures: PPBUS_G3H : 12.25v PPVIN_SW_T29BST : 0v PPBUS_S5_HS_COMPUTING_ISNS : 12.24v PPBUS_S5_HS_OTHER_ISNS : 12.24v PPDCIN_G3H ...

Hello, i have a macbook air with some liquid damage.. i clean very very well the board but this not turn on anymore. before the clean, sometimes if i have some good luck this board turn on. my measures: PPBUS_G3H @ C3080 8,57v PPBUS_S5_HS_COMPUTING_ISNS @ R7202 8,57v PPBUS_S5_HS_OTHER_ISNS @...

Hi, i have a macbook air 820-3208 here. measures: PPBUS_G3H @ R6920 8,37v (8,34v when fan spins thats one seg) PPVIN_SW_TBTBST @ C3891 0,94v to 1,90v fluctuating every seg PPBUS_S5_HS_COMPUTING_ISNS @ C7516 8,37v (8,36-8,35 when fan spins) PPBUS_S5_HS_OTHER_ISNS @ C7200 8,37v (8,35v when...