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  1. T

    A2141 Problem

    verbose
  2. T

    A2141 Problem

    The device passes the test but does not turn on. I tried unplugging all the cables. Could this problem be caused by the video card? AMD
  3. T

    820-00145 A1534

    820-00045 Yes PP5V1_S4SW : 5 volt PP5V1_S4SW_CC1/CC2 : not stable; it fluctuates between 0.80V, 0.90V, and 1.1V. u7860 Is the u7860 faulty? If I jumper between PP5V1_S4SW and PP5V1_S4SW_CC1 will it work? Will it work if I connect PP5V1_S4SW with PP5V1_S4SW_C? :)
  4. T

    820-00145 A1534

    "The voltage value on pins 2 and 52 of the J4700 is not stable; it fluctuates between 0.80V, 0.90V, and 1.1V. Shouldn't there be a constant 5V here?"
  5. T

    820-00145 A1534

    By the way, I tested it using a USB-C to USB converter.
  6. T

    820-00145 A1534

    The device is charging, but the USB is not working. The USB voltage indicator does not light up at all. I tried using a flash drive, but its light is also not turning on, indicating that there is no USB 5V power. Where should I check next? I have already tested the DC socket and the intermediate...
  7. T

    820-00045 A1534

    hello, Battery is not installed. It draws 0.11 amps, then enters a continuous loop drawing 0.0 amps like this. The PP5V_S0 voltage fluctuates between 5V intermittently. It consistently behaves in this manner. PP3V3_G3H : 3.3v PPVRTC_G3H : 3.3v PP5V_G3H_LDO :5v PP5V_S4: 5v
  8. T

    820-00165-A

    PM_BATLOW_L : 3v PCH_DSWVRMEN: 3.2v PM_DSW_PWRGD :3,4v SMC_ADAPTER_EN :3,4v PM_PWRBTN_L :3,4V PPVOUT_S0_PCH_DCPRTC: 1,5V PPVRTC_G3H: 3,3v PM_PWRBTN_L : yes it drops as soon as i trigger it
  9. T

    820-00165-A

    hi, not poweron 0,02a stay P3V3SUS_EN: 3.3V PP3V3_S5 :3.3V PM_SLP_S3_L : NO voltage PM_SLP_SUS_L :3.3V PP3V42_G3H: 3.4v
  10. T

    820-00840-A

    I have it on the donor a1706, can I use it? both sides are same PI3USB32224BXEAE you didn't say anything about it
  11. T

    820-00840-A

    "I replaced the CD3215C on it with CD3215B. Will there be any issues? Also, these chips don't have any firmware on them, right? Because I installed a brand new product I bought from AliExpress."
  12. T

    820-00840-A

    hello, I have an 820-00840-A motherboard, and there is no liquid damage. During my initial checks, I noticed that U3200 was getting hot, and I realized that there was a short circuit in the PP3V3_UPC_XB_LDO line. I replaced U3200, but then I noticed that PI3USB32224BXEAE was getting hot. I...
  13. T

    820-01958-A

    sorry :( PP3V3_G3H_RTC : 3.3 Volt
  14. T

    820-01958-A

    pin 11 : 12.30 Voltage pin 10 : 12.30 Voltage pin 13 : 5 Voltage pin 5 : 0.8 Voltage
  15. T

    A1398 820-3662-a not power

    U7100 getting hot with R7101 in place. It draws 0.08 amps. R7101 draws 0.01 amps without
  16. T

    820-01958-A

    diode mode PP3V3_G3H_RTC : 0.414
  17. T

    820-01958-A

    No liquid damage. T2 is getting a little hot. :( It draws 0.08 amps. PPBUS_G3H : 12.30 Volt PP5V_G3S : No Voltage PP3V3_G3H_RTC : No Voltage
  18. T

    820-00850

    "When the device first arrived, it wouldn't turn on. We put in a new battery and it worked for 10 days. Today, it came back because it's not turning on again. When I checked the F7000, the diode mode showed 0.20. I injected 3 volts from the outside, and there was no short circuit. I measured it...
  19. T

    820-01987-A 5V

    The u8472 is punctured I think. u8472 pin 1 was showing short with gnd. I removed the u8472 and r8455. R8455 pin1 short circuit Is u3900 faulty?
  20. T

    820-01987-A 5V

    PP1V1_SLPS2R : 1.1 Volt PPBUS_G3H: 12.29 Volt volts coming and going. There is voltage for 15 seconds, then there is none. Then it comes again Both USB-C ports have the same behavior? yes u3200 region a little warm
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