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    820-01041 Touchbar MPB Short on PP2V5_NAND_SSD0

    I have a short on PP2V5_NAND_SSD0 History: Saw only tiniest bit of liquid on U9080 which caused a short on PPBUS_G3H_SSD0_SNS Replaced U9080 Short gone Still short on PP2V5_NAND_SSD0 Removed U9000 and still have a short on PP2V5_NAND_SSD0 I see plenty of caps to look at and of course the...
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    820-00850 No power / No H2O

    No water damage. DC IN = 5.20V 19.24ma except one port is 5.20v 18.92ma PPDCIN_G3H = 5.2v PPBUS_G3H = 0.00 PPVIN_G3H_P5VG3S = 0.00v PPVIN_G3H_P3V3G3H = 0.00v LDO DIODE MODE= UB300 PIN 2 -PP1V8_UPC = 0.443 PIN 35 -PP1V1 = 0.449 PIN 53 -PP3V3= 0.484 PIN 75- PP1V8 =0.464 U3100 PIN 2...
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    820-3115 No green light -short on PPDCIN_G3H_CHGR

    Hi I have an 820-3115 that had no water damage. It had no GREEN LIGHT Power Rails were: PP3v42_G3H 0.0V - NO SHORT PPBUS_G3H 0.0V - NO SHORT Found SHORT on: PPDCIN_G3H_CHGR @ C7031 + C7030 (22UF) -top of cap read: 22 1E24 I have a donor board and replaced those caps and got rid of the...
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    Bricked MBP 2015 Catalina install. Boots to question Mark folder. Corrupt BIOS? EFI?

    Hello I saw a video by Louis that addresses the issue of bricking your Mac when installing Catalina. My understanding, please correct me if I'm off, is that Catalina leaves a file that is 32bit on a 64bit system. Here is what I got from the video. Please tell me if I'm off: Many Macs are...
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    820-0152-02 Fixed PP3v3_g3h with replacing chip C03215 then no PPBUS_G3H

    Hi, I'm new to the T2 chip Macs. I had a water damage come in and had 5v on the charger. Got PP3V3_G3H working by replacing chips C03215. I was then getting 19.8V on the charger. I was only getting 1.8V on PPBUS_G3H though. I was looking for something similiar to ISL9239 like on Macbook Pro's...
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