I think I have the cited MoBo problem, and need your help. Restarted nothing…no bios no startup no wording no warning… so I thought it was the HD sent it for warrenty repair HD came back and its still doing the same thing…. This could be one of the following: Nick – Jan 2, at Hard drive size is not an issue as i had a GB hard drive with Windows Media. Judy – Mar 27, at I tried re-seating my RAM and hard drive.

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Seems like that is common problem hp pavilion dv9720us xp this series…. I have an Acer aspire laptop which turns on normally but after five minutes of use the screen goes black, but the laptop remains on.

I have stripped the laptop down in order to check for obvious signs of a problem, with the charger plugged in and switched on I can find 19 Volts at various points on the paivlion using a digital multimeter. Log In Sign Up. Sounds like hp pavilion dv9720us xp motherboard failure to me. Just yesterday I was prying off the upper faceplate to look at the screen connections.

It might have been infected by a virus. The screen gets blurry alot, especially as my wrists are resting on the front of it while I type.

Just to update everybody on my diagnose: Please be specific for example…Did you remove any hardware, install and hardware, forgot to ground yourself, has is ever been dropped etc. Could be memory related problem. I get NO lights at all ,no fannot a thing — except for a very feint, very high pitched sound coming from the centre of the motherboard.

Mysle ze dosc jasno to opisalem i mam nadzieje ze ktos mial taki problem i poradzil sobie z nim. Do you mean the AC power hp pavilion dv9720us xp There are no beeps and nothing hp pavilion dv9720us xp the screen.

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The adapter is working fine, i checked on another computer. Sr50 – Mar 19, at I followed the instructions to a T and was over the moon when it worked.

After visiting your site i have very good confidence in me. Hey, my problem is. Then all of a sudden stopped working. If the AC adapter is OK hl your description sounds like a problem with the motherboard. BigDUmb – Jun 12, at Another test would involve removing the CPU hp pavilion dv9720us xp power on the laptop, you should get the same two indicators for a few seconds hp pavilion dv9720us xp the laptop will shut down this will show the CPU is not getting the hp pavilion dv9720us xp voltage when its in the laptop.

Thanx for the great post. All smd capacitor shorted, near the processor. Rashmi – Jun 20, at Thanks for the tip we’ll keep trying it if it ever happens again. I suspect it is not charging the battery or what ever switches from ac to battery is not working.

Laptop screen blank when switched on [Solved]

Lee, I have the same computer and mine is doing the same thing. David – Sep 23, at I nearly hopeless and think that dv9720uw I’ve already known such silly thing can’t resolve it “. Everything was still on and running, but the hp pavilion dv9720us xp was black. Jezeli inne programy korzystajace z sieci dzialaja ok mozesz miec problemy z serwerami DNS.

Laptop is dead. How to troubleshoot.

This morning was working then I turn it off. Make sure the wall outlet is working and the AC adapter is getting power from the outlet. Now I still have the following problems: When you press the power button, the system turn on, right? Hi Joy, What was the fix for your laptop issue, I have the same problem on a dell?

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Can I salvage my hard drive? Report Respond to Zoey. After Hp pavilion dv9720us xp open it and clean it the system is back to normal. Now it remains px when i push the power button. The problem seems related to the laptop Px port. Thank you, Thank you! hp pavilion dv9720us xp

And I went to computer shop to check he said there are 3 possibility happen to this laptop which 1. Hp pavilion dv9720us xp just can’t believe it. I have an acer mini and the screen isnt coming on and the booth light isnt eaither what could be the problum?

If your laptop has a discrete video hp pavilion dv9720us xp, this also could be the video card failure. Try removing them one by one. When a mobo is dead nothings bring on.

Laptop is dead. How to troubleshoot. | Laptop Repair

I took out the memory and the hard drive just in case, then followed your steps. Then i tried it with the monitor and it did the same thing as last time. The black screen with nothing happening inside upon start no HD activity, no keyboard checkup, no nothing.

When the laptop stops working, kind of noise is seen on the LCD as if there is a mobile hp pavilion dv9720us xp beside a monitor. Remove AC adapter, unplug the battery and push on the power button.

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