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PP1V8_UPC_XA_LDOA is 1.8V
PP1V8_UPC_XB_LDOA is 1.8V
PPBUS_G3H is 12.26V Diode mode .431
diode mode:
PP1V8_UPC_XA_LDOA .505
PP1V8_UPC_XB_LDOA .507
PP3V3_UPC_XA_LDO .485 3.25V
PP3V3_UPC_XB_LDO .407 3.31 V (compared with a good boar...
Hi got this board without any signs of liquid damage, looks nice.
one port working 5V, 0,358A stable (U3200)
other port 5V 0,535A about 30seconds and restarts looping (U3100)
I have power in port (U3200)
PP3V3_G3H_RTC 3.3V
PP3V3_UPC_XB_LDO 3.3V
PP1V1_UPC_XB_LDO_BMC 0V
R3450 1.68V both...
Hello,
I want to flash an EFI ,clear me, for a 2015 820-00165 (SN C17QL0YFG940)
From the serial it is a 7,2
but here
https://github.com/gdbinit/firmware_vault/tree/master/EFI/MacBookAir
I can find only repos until 7,1
So what is here to do? for a hint i would be thankfull
yes, that was the idea, to have a working board and then take from the patient board, SSD Nands, CPU, T2 and WiFi Modul to the working donor board
if all sucessfull should be work?
yes, thats what i thought but now the short is gone.
i need this come to work to save the user data
if there is no chance can that be sucsessfull to take a working board and to replace the nands, the cpu, the t2 and the wifi modul?
but that is riski and a lot of work. thats why i thought to get...
I used like I decribed above external switch method. Now by playing with the on off switch I am able to force DFU mode
but the main problem is still the same it stucks in almost half way in step 4
PP2V5_NAND_SSD0 is 2.53V stable all the time
i found out that it is only needfull to connect the Accu and then short the SWK003 to force the DFU mode.
but until now I allways only got the recovery mode. dont know how to get the DFU again?
Hi,
got this device, there was a liquid spill on the Keyboard connector and a short, so I had to remove the connector and scratch 2 holes in to the board until the short was gone
Now I have 20V and 0.000A. I found in the net that probably T2 not talking to the PMU correctly.
PP3V3_G3H_SOCPMU...