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HP Omen 17t-w200 WHAE error when charger connected

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    #41
    To me, sounds like crapware that has poor decision logic in the EC that is performing these integrity checks. If AD_ID is indeed 0v then at the very least, the charging should halt and the CPU speed should be throttled to force the logic board to consume less power as the power adapter's power rating is unknown.

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      #42
      Originally posted by mon2 View Post
      To me, sounds like crapware that has poor decision logic in the EC that is performing these integrity checks. If AD_ID is indeed 0v then at the very least, the charging should halt and the CPU speed should be throttled to force the logic board to consume less power as the power adapter's power rating is unknown.
      Strange thing is that if charger is low wattage, then ec prevents the laptop from starting, so ec is sensing the charger ID. Still strange.
      Still no solution.

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        #43
        Measure the voltage to ground of this analog signal that defines the power adapter rating for each adapter you are testing. Post the list.

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          #44
          Originally posted by mon2 View Post
          Measure the voltage to ground of this analog signal that defines the power adapter rating for each adapter you are testing. Post the list.
          See Post #40
          150W charger has 1.0V on AD_ID (only was here like 1 minute for diagnosing another laptop that failed so dont have this item on my bench anymore)
          230W charger has 1.7V on AD_ID
          Or do you mean measure Id middle pin on the adapter itself without connecting to the laptop?

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            #45
            I Will try.to reprogramm the EC...

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              #46
              WHEA error is mostly 'coz of bad SOC.. It'll work intermittently without issue 'coz of heat applied during repair process. has faced this on a couple of Asus/Dell. Only on one occassion, i got success by replacing SOC. Rest i gave up as i dont had same SOC to replace.

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