820-00928 DOES NOT GO OFF WITH THE POWER BUTTON

huzeafa

Member
Hello guys , have got an 820-00928 that the left fan runs really high ,and does not respond when I press and hold the power button to switch the machine off ( PLEASE NOTE THAT THE MACHINE POWERS UP AND BOOTS OKAY ) PM_PWRBTN_L remains high at 3.3V when I press the power Botton , even when I short the SW5200 on board, the signal does not go low. I. have replaced the SMC but still no changes , by the way SMC_ON/OFF_L signal is present at 3.3V .. please where do I go from here ?
 

2informaticos

Administrator
Staff member
"SMC_ON/OFF_L signal is present at 3.3V"
Does it drop when pressing power button?

Start in diagnostic mode.
 
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