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Hey Guys, here is my problem today: The board is clean and everything works great, however, the fans spinning really fast. AHT: 4SNS/1/40000001: ID0R-0.003 Any hint!?

I'm pretty lost and i need some guide to find out why the USB doesn't work. PM_EN_USB_PWR = 3.30V VBUS PORT 1 TO 4 = 5V

The board is clean, however PPBUS_G3H have a short to ground. I inject V on that rail and nothing gets warm. Can you guys help me on that?

The board is clean, no water damage at all. However, the board is dead. This is my first time working on this new board, i just got the schematics and looks a little bit different. Any hint from where can i start look? FB200 = 5V , however, i was supposed to get 20V, right? Thanks

Did you guys know any good source to buy 10-20 peace the LCD for retina 2013-2015? Thank you

Hi Guys, No water or whatever liquid and board looks pretty clean, however, no backlight Here is some measurements: J8300 Pin 1 = 0 Pin 3-4 = 5 Pin 6-7 = 3.4V Pin 28 and 30 = 5V F7700 = 12V U7700 Pin 5-8 = 5V Pin 17-18= 0V R7744 - 5V C7744 = 5V Q7700 3-4 = 12V L7720 1 = 5 2 = 0 C7720...

Here is the thing: The originally problem was back light. So i find out the LP8550 was bad and then i replaced. Works! However, the back light is flashing a little bit. Very little Any hint?

Hi, i need your help, guys! Here is the thing: I get light in the mouse (both port). However, the USB port doesn't work. Do you guys have any advice/hint ?

Liquid damage around U8400 (no corrosion), i think is bad, however here is some numbers: : BKLT_EN_R = 0V [1] PP5V_S0_BKLT_A = 5V [2] PP5V_S0_BKLT_A = 5V PP5V_S0_BKLT_D = 5V I hope you guys can help me out.

Water damage, very small, however, the motherboard looks dead. Top of it, i don't have the schematics and boardview for this MB. Can you guys help me out? Thank you

The macbook turn on, however, i don't get anything (chime or screen), no light or touch bar. The customer told me he try to replace the assembly and then he drop it after take out the old assembly. Since then, the computer just don't work as before. Any hint?

I have a board with no water damage or something close to that. The board don't have green light, however, i get 3.42V and 17V I check R5187 (SMC ACOK) Pin 2, I get 3.42V and SMC_ONOFF_L as well. U7000 Pin 1 = 0 Pin 5 = 0 C7008 = 3.42V CHGR_CSI_P Pin 28 = 3.9Ω short to ground (something is...

The board starts, however, after 30 seconds shutdown. I Already check all the rails and the bad one i guess is PP5V S0. PP5V S0 - 4.0V and sometimes 3.9V The board is very clean, like a new. Any hint from here?

Guys, Before the computer is pretty dead. So, right now works fine, however, the PPBUS (just the charger plugged) i get 15V ( 60W original charge) If i plug the battery with the charger, the green light start blinking. If i plug just the battery without the charger, i get 11.89V on PPBUS. So...

Guys, I get 12V on PPBUS_G3H only if i the battery is plugged. I get 0 on PPBUS_G3H with the charger. The PPDCIN_G3H is present and i don't get green light. Any hint from here?

Guys, The board has water damage. The thing is "works" (turn on, get the login screen, but the keyboard and tracks doesn't), bc the board looks like a S****, i decide before start troubleshooting drop on the supersonicmachine. Well, after that, the PP5V_S0 /S3 is missing. Any hint at this point?

I wondering if you guys can help me out to buy a ZXW Dongle. I found a lot on eBay, however, i don't know if the source is good. http://www.ebay.com/itm/ZXW-Dongle-Zillion-x-Work-Repairing-Drawings-W-Software-for-iPhone-Samsung-New-/112537455461?hash=item1a33c14b65:g:7NwAAOSwdzVXpD4X

No water damage or something close to that. The board looks pretty clean. I get some measurement: PPBUS_G3H - 12.64V PP5V_S5 - ON C7273 4.97V (low) 3V3_S5 - 3.49V SMC_ONOFF_L - 3.49 G2_EN - 3.49v U7200 - pin 6 = 0.67v L7220 - R to G = 0.841 kΩ PP5V_S0 = 0 Any hint? Thank you

Guys, I already fixed PPBUS / Backlight and battery issue, but i can figure out the FAN. I get 5V pin 1, but the fan doesn't spinning . Some hint?

The mac book works great, but sometimes just wont boot or stop working. I replaced the cable and hard drive, but i keeping getting this error. I wondering if you guys can help me figure out what's is the issue Thank you