Scroll to p 71 to view the pre requisite steps and then the procedure to remove the power button board.
Hp desktop power button not working.
With the battery in and the power adapter connected there is no light on the power button keyboard and charger port.
Remove the cmos battery.
Do nothing sleep hibernate shut down or turn off the display.
Same result if i have just the battery and no adapter or no battery and with adapter.
You may need to open up your computer to check if the connection inside is well connected or not.
If this is not possible you can omit this one step however preferable if removed.
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I understand that the power button is not functioning need not worry i ll be glad to assist you.
This is your cmos reset switch.
The adapter does not feel warm either.
Hp desktop pcs managing power options windows 10 working with windows power plans.
Put the cmos battery back in.
Hi here s a link to the service manual for your laptop.
There is a small button usually yellow or red on the motherboard usually near the cmos battery.
If the notebook is still in warranty you could have it repaired or replaced but as long as its not causing you any serious issues i wouldn t worry too much with it.
Power button not working on the pc.
Kudos is just a system we use to say thanks to informative posts.
You can assign the power button to do one of the following.
No fan no screen.
Make sure the power switch is connected to the motherboard if you re using a desktop.
Press the power button and see if your computer turns on.
Any opened programs or documents stay open allowing you to quickly resume your work when you return to the computer.
To clarify when i press the power button the computer does not turn on as in.
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This is not a very common point of failure but your pc might not be turning on because the power button isn t properly connected to the motherboard.
If the light on the key is not lighting up then more than likely the led is just out for your power button.
The spare part number for the board is also on this page you may be able to test that the button is ok by using an ohmmeter to check.
Check the power button trace the leads to the motherboard remove the connector and short the 2 pins together if the pc starts then you need to replace the switch.
I ve always been mad i know i ve been mad like the most of us.