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Hi Have a 820-00850 with some problems when it get in sleep mode I think. No waterdamage. When charging and with closed lid it will stop reponding to anything when open the lid it screen will remain black not action on touchbar. Sounds when connecting charger. No response to power button. Only...

Hello Dont know what to do with this one. No sign of waterdamage. Boots to apple logo then shuts off and boot to logo again. Just looping. Tryed recovery mode but nothing happens internet recovery mode loads then shuts off before starting Recovery from USB shuts down when loading AHT no...

Hello I got a 820-00928, it restarts halv way when booting and restarts to question mark. It boots in safe mode but shuts down when starting to copy files, It boots normal from external drive but when tryin to copy files it shuts down. Tried in target mode and it will not copy. No signs of...

Hi Today I got a Macbook back as it wont charge and no green light with costumers two 65w original chargers, tested with the 85w charger I use and got green light and charging. Tested costumer charger on another Macbook and works just fine. It boots normal and no other fault at all. Whats wrong...

Have a 820-00928 with startup problem. Fan spins but no start. Measure 20v with 0.2amp Seems to have all lines with correct value accept PLT_RST_L 0V Is there anything to do with this?

Hello Im working on a 820-4924 with no sign of damage. Looking really clean and have never been opened before. It works normal and no problems with the battery disconnected. But if I connect the battery it freeze in the beginning of booting. And PSU shows 3.34 amps constant. Tested with...

Got an Macbook Pro with board 820-01598 with black screen. No signs of water damage. Measured lcd connector J8500 and find EDP_AUXCH_N short to ground 0ohm. Looks like it goes to U0500. Is it anything to do? Starts fine and all, just no image

Im working on a 821-00239 with message about critical software update when tryin to boot in to system. Have tried with new known good lcd, with disconnected touchbar, touchid. Can boot in safe mode no touchbar in safe mode. Have made new install of OS. Found very small waterdamage in area...

New to this boards. Some waterdamage in trackpad connector area and burned connector. Replaced shorted connector and worked. After connecting keyboard board died again, guess keyboard waterdamaged too. Board now have 20V and draws 0.15A ppbus_g3h 13.1 3V3_G3H 3.4 pp3v3_s4 3.3 pp5v_s4 5.12...

I now working on a 820-3662 board with no signs of water damage and really looks like new. EFI shows tsOp error and reading -124 Tried new trackpad and cables with no change Connector looks like new All hints I can find are measurement on pin 19 shows 0.502 in doide mode and should be around...

Working on a 820-3662 with no signs of water damage. Costumer says he turned it of and the next day it wont start again. Wont start at all without battery With battery I get fan spin but no vcore present. 14.7 ohm to ground on ppvcc_s0_cpu but 0V L7310 get 0V PP5V_S0 5v ALL_SYS_PWRGD 0.04v...

Working on a 820-00165 and cant figure out why im not getting video. No sign of waterdamage, clean and nice Starts up but no chime and no video Backlight working and test with mouse lights up. SMC_LID 3.4v EDP_PANEL_PWR 3.3v PPVCC_S0_CPU 1.8v P3V3_S0SW_LCD 3.28v

Working on a 820-00165 with no backlight Have video but backlight missing PPHV_S0SW_LCDBKLT 24 v BKL_PWM 0.44v BKLT_EN 2.88v

Working on a 820-3476 bord, no fan spin Measurements PPBUS_G3H 12.62v PPBUS_S5_HS_COMPUTING 12.63 PPBUS_S5_HS_OTHER5V 12.63v PPVRTC_G3H 3.34 PP5V_S4 5.15v PP5V_S0 0.219v 0.401v in diode mode PP3V3_S0 3.3v CPU getting hot

Hello Im working on a 820-3476 board and cant understand whats wrong with it. Have replaced SMC with no change. Some measurements PP3V42_G3H 3.43V ppbus_g3h . 12.3v SMC_BC_ACOK 3.4v SMC_BC_ACOK_VCC 3.4v ADAPTER_SENSE 2.84v SYS_ONEWIRE 2.85v As always Im using genuine charger and tried...

Working on a 820-3435 board Have green light PPBUS are only 1.7v. removed F7040 and PPBUS only have resistent of 10ohm. So not fully shorted.

Im working on a 820-3332 and cant really understand whats going on. With keyboard attached its starts up, but no green light and fans going full speed. Cant find ssd but boots into efi and pass. Without keyboard I get green light but no fan spin Measurements without keyboard PPBUS_G3H...

I need a clean bios file for 820-3476 Mid 2014 and Late 1013. Anyone who have files to share?

Im working on a liquid damage. Corrosion around U1950. Replaced components in the area. Some measurements so far. PPBUS_G3H 12.59v PPBUS_S5_HS_COMPUTING 12.6 PPBUS_S5_HS_OTHER5V 12.58 PPBUS_S5_HS_OTHER3V3 12.6 PP5V_S5 5.01 PP5V_S4 0v PP3V3_S5 3.3v PP3V3_S4 0v PM_SLP_S5_L 0v...

Im back with another 820-3115 board. First time I tryin to fix quarter fan spin repeat so not sure where to start. No sign of water damage. PPBUS_G3H 12.6v PP5V_S5 4.95V PP3V3_S5 3.3V PPVCORE_S0_CPU 0V