Acer Travelmate 8472 DAZQ3JMB8A0 .starting only consuming 0.01 Amps

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  • ravi_1617
    YY Solutions
    • Jan 2012
    • 343
    • India
    #1

    Acer Travelmate 8472 DAZQ3JMB8A0 .starting only consuming 0.01 Amps

    Hi, Acer board., Not starting fully. Its charging fine .
    3.3 and 5 volts present/perfect . At power switch 3.11 volt showing
    Board starts and consumes 0.01Amps
    Replaced I/O NCPE781 chip also, But no change, what else could i check
    Thanks

    [MOD EDIT] Link to Schematic -> https://www.badcaps.net/forum/troubl...b8a0-schematic

    Reminder: rules and organization of this section -> https://www.badcaps.net/forum/troubl...f-this-section

    ​
    Last edited by SMDFlea; 01-11-2024, 02:01 AM.
    Tags: None
    • mcplslg123
      Badcaps Legend
      • Jun 2015
      • 7262
      • india
      #2
      +15V and RTC-check these two areas first.

        Comment

        • ravi_1617
          YY Solutions
          • Jan 2012
          • 343
          • India
          #3
          Thanks mcplslg123 ​.problem solved .it was +15V line . .showing around 12 to13 volts
          Thanks

            Comment

            • piernov
              Super Moderator
              • Jan 2016
              • 4435
              • France
              #4
              +15V is not regulated so it is normal for it to be a bit off.
              OpenBoardView — https://github.com/OpenBoardView/OpenBoardView

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