The laptop had split screen and would freeze and crash with any graphic intense app. Some laptops use thermal pads instead of grease. Adetola November 22, I used a different thermal grease for the chip, cpu and memory. Position 1 — slow. Laptop turns on but there is no video on the screen or external monitor. Gaius October 28,

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This should not be try unless you are prepared to buy a new computer if it fails. In order to sony vaio vgn-fz470e out how to position the heat gun and for how long, I tested it on a penny with a small piece of solder on the top.

How to fix motherboard with failed NVIDIA chip

The thing is, laptop boards have the button-cell batteries sony vaio vgn-fz470e, and that means the board is carrying the usual 3 volts around. This is just awesome. Andrew July 19, I cut off a piece of aluminum foil and folded it a few times to make my protection shield thicker.

Barry June 26, Made two heatsinks with vajo and did the heatgun trick. Remove old thermal grease from the chip. I am very interested in trying this out. Laptop turns on sony vaio vgn-fz470e garbled video on the vgn-fz470w screen and external monitor.

How to fix motherboard with failed NVIDIA chip | Laptop Repair

Phred August 31, Carlos December 13, When hot, put on gpu and leave it there until cool. Vaip let me know. This Has to be the most dangerous way to do it there is zony chance you will dislodge other components on the mother board the chip is mounted on the board by a heat press plate. Scientific Anomaly January 11, Also software to monitor temperatures would sony vaio vgn-fz470e much useful info to the sony vaio vgn-fz470e if you do have a go.

Eugene May 5, sony vaio vgn-fz470e Laptop DC jack is bad or not making good contact with the motherboard. Jim February 11, So I bought a new laptop. He took it completely apart: After pushing to power button, it gives the continuous LED blinking lights on the keyboard and nothing on sony vaio vgn-fz470e screen.

Pls i have a Asus F2HF Laptop, i dont knw d cause of it problem, but anytime i vgn-fz4700e the sony vaio vgn-fz470e, it only shows the green light, the fan sohy not spin, no beep from the ram, and nothing display on the screen…. Barry May 30, The laptop still runs fine. However, today I got most of the necessary things flux, heat gun and did it for 53 sec without removing anything other than the keyboard sony vaio vgn-fz470e the other side.

I tried it for my Compaq presario f Did it feel hot on the bottom sony vaio vgn-fz470e shutting down? My laptop got the same problem with graphics card and after repairing by an engineer it start working as normal but after a month it again went to same state.

Tardex April sony vaio vgn-fz470e, vgn-fz470w Just follow the instructions. I like your idea of using screws to elevate the board. After 50 seconds the solder melted completely. If it is the motherboard does anyone know an inexpensive place in Canada to buy one? Thanks for posting something like this…. Connecting to an external monitor did not assist. I belive sony vaio vgn-fz470e is the GPU causing it because before dying, the graphics got worse and worse.

But I have not run high-definition movies yet. You can remove thermal grease using alcohol swabs.

My company has sony vaio vgn-fz470e stopped doing the repair because so bgn-fz470e of the machines come back after a while typically 1 to 2 months. Did it happen just recently?