01700 (LR350)

[briancomputerdoctor]

PP3V3_G3H_T 0v 0.337
PPBUS_G3H 12.59v 0.394
PP2V5_NAND_SSD0 0v 0.269
PP1V8_G3S 0v 0.272
PP5V_G3S 0v 0.380
PP3V3_G3H_SSD0_SNS 3.38v 0.365

Cleaned corrosion around J4802 and Q5100 before readings taken.
No corrosion found elsewhere.

 

[briancomputerdoctor]

UB300
9 PP3V3_UPC_TA_LDO 3.37v 0.447
47 PP1V5_UPC_TA_LDO_CORE 1.58v 0.472

 

[2informaticos]

Is the machine detected in DFU mode?
If not, check all AWAKE and SLPS2R voltages; small coils around U7800.

 

[briancomputerdoctor]

I put it back together and it works fine. The touchbar cable had a small amount of corrosion and the screen sleep sensor was badly corroded. I cleaned both. The touchbar works fine, but the sleep sensor cable is damaged.