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  1. kocx520

    Ask HP 15-CEXXX DAG3AAMBAF0 REV:F does not enable 3.3V. identify IC CHIP.

    Hello, I am trying to repair this computer. It does not enable the 3.3 V, I have the 5.V (The Charger LIGHT does not turn on) There is NO schematic. I have tried to change the AWV (SY8286A), there is no short. AWV Measurements: PIN 1 (BS) 2.85V Pin 2, 3, 4, 5 (IN) 19.5V Pin 6, 7, 8, 9, 10 =...
  2. kocx520

    Ask Lenovo IdeaPad 3 15ADA05 NM-C821 It does not turn on

    Hello, this is my first post I need your help, I know I'm still very new but I'm learning I've taken a course but I haven't talked much yet. I got a Lenovo IdeaPad 3 15ADA05 NM-C821 and it does not turn on nor does it load, in the laboratory power supply it marks 0A. reached the PQ201, but...
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