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I have a 2013 macbook pro, I changed the left speaker, left it on overnight and battery died and is now not powering on.
All power rails are present, the only two that are slightly off are ppdcin_g3h and pdcin_g3h_isol which read 18.5v. Any ideas?
have a macbook pro board ID 820-2532-A Model A1286
Green Light No Power
Using oirginal 85W charger
pp5v_s3 =0
pp5v_s0 - 0
pp3v3_s5 = 3.3v
C7771 = 1.106v
pm_slp_s4_l = missing
smc_adapter_en = 3.42v
ppdcin = 18.86v
ppbus_g3h = 12.60v
Any help would be greatly appreciated
Have an A1398 EMC 2910 Macbook pro , customer said he trying to flash clover on his device and accidentally installed in EFI folder.
So i pulled SPI chip and cleared RegionME using these links:
https://www.win-raid.com/t596f39-Intel-Management-Engine-Drivers-Firmware-amp-System-Tools.html...
A1466 Power Button not working.
No WD, board looks great.
replaced keyboard flex
then replaced keyboard
same issue.
powers on perfect. all keys and key combos work.
water damage in the area of J8300, connector had blown pins 3 and 4, replaced connector and components around it. still no power to Pin 3/4
i have 8.6V to pin 1 of F7700, C7712 is .0V
Have an 820-3536 thats water damaged, has a green light no fan spin.
PPBUS_G3H 12.3v
PPBUS_S5_HS_COMPUTING 12.3v
PPBUS_S5_HS_OTHER5V 12.3
PPBUS_S5_HS_OTHER3V3 12.3
PPDCIN_G3H_ISOL 16.8v
PPDCIN_G3H 16.8v
PP3V42_G3H 3.42v
PP5V_S5 0v
PP5V_S4 0v
PP5V_S0 0v
smc_pm_g2_en = 3.4v
smc_tx_l = 0v...
have a 820-3787-A with no display.
no signs of water damage.
On the LCD FPC (J8300)
PPVOUT_S0_LCDBKLT is missing
PP5VR3V3_SW_LCD = 5V
Q7706
PIN 4 -PPBUS_SW_LCDBKLT_PWR = 12V
PIN 3 - LCDBKLT_EN_L = 12V
PIN 1,2,6,5 - PPBUS_SW_BKL = 0.065V
Followed PPVOUT_S0_LCDBKLT to Q7706 and a few pins...
have a wd 820-3476-A trackpad not working. connected USB keybpard and mouse and works...just trackpad doesnt work...all keys work and click button on trackpad works.
all voltages seem to be present but i reballed U4801 just in case also bought new trackpad/flex but still the same.
here is...
Hi guys, gotta water damaged 820-00138-A that would come on but would get really hot, theres no brd for this particular model so i kind of just winged it.
water damage wasnt that bad looks like it only affected the area in the pic ive attached.
anyways my problem is some of the mac startup key...
820-3476-A
Hi, guys, this is my first macbook repair, honestly dont thing i would have made it this
far without watching a bunch of louis rossman videos and pouring thru alot of threads.
Ok, so this board was water damaged and had no power when I got it.
after replacing u5110 I got green light...