When you connect the power adapter into the laptop, does the power LED light up? If not then - The battery adapter or the adapter's power lead or the laptop's power socket could be faulty. Check power adapter's DC plug that connects into the laptop power socket with a multi-meter, the voltage should be slightly higher than the voltage that is printed on the label on the bottom of the adapter. If the voltage is zero or way below the voltage that is printed on the label then the power adapter is faulty and needs to be replaced. If the adapter is OK then connect it to the laptop and power it up, then look at the power/battery charging LED light and wriggle the power plug in the laptop's power socket. If the power/battery LED light flashes and in a certain position this LED light stays firm, then the power socket is either faulty or it has a dry solder joint where it is connected to the motherboard. This can be repaired but it requires the laptop to be completely dismantled to get at this power socket and repair. If you cannot DIY then I suggest you get a quote first.
yeah i can DIY all need is to find the service manual to disassembly the laptop as I know already that the problem is the dc jacktks anyways in advance
You maybe able to download a manual from this WEB sitehttp://h10025.www1.hp.com/ewfrf/wc/manua...
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Your DC connector is loose from the system board:
Problem symptoms:
If your laptop is out of warranty, then you can fix the problem by resoldering DC-IN jack on the system board. If it's still under warranty, it would be fixed at no charge to you.
http://www.insidemylaptop.com/disassemble-hp-pavilion-dv7-notebook/
Click on this link or copy and paste the complete link into your browser.
If I could be of further assistance, let me know. If this helps or solves the issue, please rate it and give a testimonial for my response.
Thanks, Joe
I’m happy to assist further over the phone at https://www.6ya.com/expert/joe_8b8c2cd6ce148309
Your DC connector on the system board is loose:
Problem symptoms:
If it is under warranty, HP will repair it. If not , read this:
http://www.laptoprepair101.com/laptop/2007/12/06/dc-power-jack-repair-guide/
Click on this link or copy and paste the complete link into your browser.
If I could be of further assistance, let me know. If this helps or solves the issue, please rate it and give a testimonial for my response.
Thanks, Joe
I’m happy to assist further over the phone at https://www.6ya.com/expert/joe_8b8c2cd6ce148309
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