If you are good with "part-swapping", you might individually try that, to try to isolate the point of failure. WebTHIS VIDEO HAS BEEN UPDATED HERE: https://youtu.be/P3I7dDpkJps. If the laptop is still under warranty, then you can claim it on the battery issue to get a replacement unit as well. 01:45 PM. Learn How to Post and More, Printing Errors or Lights & Stuck Print Jobs, DesignJet, Large Format Printers & Digital Press, Business PCs, Workstations and Point of Sale Systems, Simply ask a new question if you would like to start the discussion again. some people say hold the power button down for couple minutes, http://www.fixya.com/support/t271167-hp_pavilion_dv2000_notebook_will_not. To fix the problem that computer turns on and off repeatedly, you can check the power supply and cable firstly. night_shift. While you respond to that, I recommend you boot to BIOS by tapping the F10 while starting the computer and check whether the computer is shutting off in BIOS as well. Remove the Battery. 02-23-2017 Computer turns on then off I booted it with the RAM from the Hp and it started to act normally at bootup. So a brand new computer hardly used, and It's out of warranty and doesn't work. Click on Apply, Ok. HP Laptop - last edited on Click on Start button. 1) Pull the battery and try booting with the AC power supply, 3) uninstall and reinstall the memory (this is what worked for me, to my great delight). I know desktops will still boot with bad cmos battery. Your feedback counts! Tim Fisher has more than 30 years' of professional technology experience. I have an HP pavilion dv7 and when I press the power button it will turn on and I can hear the fan for about a second and then it will shut off. As it might no longer be able to hold a charge. 12:55 PM However, Try few steps recommended belowand check if it helps. Check documents on compatibility, FAQs, upgrade information and available fixes. Press the Power button to turn on the computer. Over time, things can corrode or just stop working like they should. Be sure not to apply too little thermal paste to the CPU as well. It has been a while since anyone has replied. Laptop turns itself back on as soon as shutting down The computer turns on by itself when I plug it into the wall, before I even push the power button. by Fix a Computer That Turns On and Then Off However if your battery is neither of those things, like it is in a traditional modern day MacBook. Unplug the AC adapter from the computer. Have you made any software or hardware changes on the computer? Computer won't turn on after crash and red light on motherboard cpu. Now to find out if I can upgrade to 8GB while I'm at it. Did you just replace the RAM and it turned on fine?