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    A2141 820-01700-05 - No Power - Alternating 20vdc->5vdc

    I don't have a WSON 3x4 Programmer w/ a 1.8V Adapter and the time required to get everything in, the client would have busted our doors down. I'm going to call the time of death on this PCB, hold a viewing, and see if he's fine with sending it into y'all for possible resurrection. PS, there...
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    A2141 820-01700-05 - No Power - Alternating 20vdc->5vdc

    Haven't messed with SOC's yet but will do my homework unless you can shine some light on the procedure and have the .bin. What makes the backup? When battery is disconnected, the board pulls no amperage.
  3. S

    A2141 820-01700-05 - No Power - Alternating 20vdc->5vdc

    I did. Checked them all for 45 seconds with how it was ramping up just to be sure. Been repairing 820- boards all the back to the 2011 Radeon 67XXM & A1466 Backlight IC disaster days and normally don't get stumped but this new board with new symptoms has me searching for the bourbon pre 5pm.
  4. S

    A2141 820-01700-05 - No Power - Alternating 20vdc->5vdc

    Anything in particular? The last voltages I posted were on the coils top side. The large coils for the CPU have nothing on them.
  5. S

    A2141 820-01700-05 - No Power - Alternating 20vdc->5vdc

    Data wasn't an issue and tried restore with the same error 9. Tried new OEM Type-C Cable just to rule that out. Shouldn’t PP1V2_S3 be alive in off state?
  6. S

    A2141 820-01700-05 - No Power - Alternating 20vdc->5vdc

    New 140W arrived and is no longer alternating between 5v & 20v so thank you for that! Have 19.7v constant now but amperage still starts at .42A then gradually makes it way to .97A then immediately to .01A (endless loop). When I place into DFU and run Revive, it will get to step 4 of 4 with a...
  7. S

    A2141 820-01700-05 - No Power - Alternating 20vdc->5vdc

    Much appreciated. First time with the 01700 and wasn't aware. All 4 Type-C Ports produce the same results. Ordered a 140w that will arrive Thursday and will post back updated results when it does.
  8. S

    A2141 820-01700-05 - No Power - Alternating 20vdc->5vdc

    First post and long time viewer / supporter. Have an 820-01700 A2141 on the bench that is scary clean and no previous repair attempts (Sudden Death). No signs of liquid exposure or accumulated dust corrosion. Initially, it pulled 20v steady but amperage would climb from .2A and within 15-20...
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