Recent content by Dozer

  1. Dozer

    820-01521 stuck 5V draw 0,358A

    So, I replaced U3200, toke from a A1708, everything fine now. Device is working again. Thanks for your help, this case is finished
  2. Dozer

    820-01521 stuck 5V draw 0,358A

    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...
  3. Dozer

    820-01521 stuck 5V draw 0,358A

    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...
  4. Dozer

    need help to select the right EFI reposority

    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
  5. Dozer

    820-01041 MacBook Pro 15" A1990 no PP3V3_S5

    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?
  6. Dozer

    820-01041 MacBook Pro 15" A1990 no PP3V3_S5

    no, it stucks in almost half way in step 4 PP2V5_NAND_SSD0 is 2.53V stable all the time
  7. Dozer

    820-01041 MacBook Pro 15" A1990 no PP3V3_S5

    i know that apple can save the data over dfu but i dont know anybody to send it there
  8. Dozer

    820-01041 MacBook Pro 15" A1990 no PP3V3_S5

    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...
  9. Dozer

    820-01041 MacBook Pro 15" A1990 no PP3V3_S5

    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
  10. Dozer

    820-01041 MacBook Pro 15" A1990 no PP3V3_S5

    Still the picture with the 2 holes.
  11. Dozer

    820-01041 MacBook Pro 15" A1990 no PP3V3_S5

    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?
  12. Dozer

    820-01041 MacBook Pro 15" A1990 no PP3V3_S5

    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...
  13. Dozer

    820-01061 imac dont turns on, but if 2xclick power button quick is ok

    i dont can say anything about PM_PWRBTN_L and PM_SLP_S4/3 measuring during press PowerButton because PM_PWRBTN_L
Top