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Lift up the heatsink and separate it from the processor. Would you like to log yourself in? The USB ports have stopped working after my girl unplugged her Ipod without logging it out! Ok thanks When I bought Laptop it had Vista on it and now i think of it now i do hear from the hard drive,noises… also i know i need to put new thermal paste on the cpu also. Pressing the power button, caused the led on the power button to light on and off, and a faint short sound comes from some component that I can not figure out. Any idea what these are for? Are you familiar with this problem and can you offer any suggestions?

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One more question, I read where someone had a stuck switch that stayed off when the laptop was opened.

How to disassemble Compaq Presario F – Inside my laptop

I would definitely test the AC adapter first. Then they light up again, and turn off. I prsario good care of my computer as well. Worked fine for a Compaq presario f756nr V with the popular graphics chip problem.

I found an old credit card useful for separating the top cover.

There are two more ports on the left side of the notebook, correct. Ok thanks When I bought Laptop it had Vista on it and now i think of it now i do hear from the hard drive,noises… also i know i need to put new thermal compaq presario f756nr on the cpu also. Or is the motherboard un-fixable and needs replacing? I used the aluminum foil covered cardboard with a hole to heat up the GPU from the back side method. The power boards are interchangeable compaq presario f756nr to get what you need you’ll have to disassemble the laptop enough to determine which jack to buy or buy both to cover it.

I press the button for start up and the computer the lights starts only 1 second and close.

I opened the notebook according to the directions above and checked for the connector but it seemed fine. It looks like the wires to the speakers f756jr from the power button chip. There is no way I can tell what went wrong without looking at the laptop but this could be assembly related problem. Disconnect cooling fan from the motherboard and remove screws securing the heatsink. Maybe your drive is bad?

I dont think I like this laptop anymore. Compaq presario f756nr a new board, disassemble the compaq presario f756nr and replace it.

How to disassemble Compaq Presario F700

I tried to plug the vga output to an external monitor but nothing happened, still no cokpaq, I tried to reset bios, I took out the battery of bios and leave it unplugged around 16 hours I took the main battery also but nothing compaq presario f756nr still the same result. In STEP 3 simply pressing presagio latches those in the little indents in the side of the memory modules outward, allows the module compaq presario f756nr swivel up as shown in the photo. The fuzzynes will go in and out, when i put a little pressure on the compaq presario f756nr of the screen it seems to work.

Im willing to fix it myself following the instructions above… but I am not sure what it is I need to fix? Find the part number and google it. I switched the inverter once before thinking rpesario was presarip problem. Hey, Glad I found this! Thanks so much for your great site and the help! I was f756nrr if you knew a little about the problem Josh commented on. Some systems only require 2 pins of the outer Shield, all you need to do is clip off or bend up the outer shield pins you do not need.

Is it compaq presario f756nr to do it? Repair Shop Bulk Lots. After I installed two 2GB modules the laptop started properly. When I power it on I note a change in the screen color because is compaq presario f756nr and when I power it on the screen changes to a black but closer to gray. Any insight on this would be appreciated.

My compaq presario died last year. If it fails, nothing is lost since I would have to replace it anyway.

This is the 7f56nr only, you will need to reuse your harness. I suspect the heat is involved. Also my computer has compaq presario f756nr problems similar to a car. Any of the models listed above may use either center pin sizes, please verify the size you need.