Question about Sony VAIO VGN-FS840/W Notebook

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Beeping or stuck keys?

My Sony VAIO VGN-FS840/w starts to beep when powered on. How do I make this stop. Can it be fixed? Beeps during installation of new programs as well.

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Re: beeping or stuck keys?

Turn it upside down and pat it a little or use some air from a canwith it upside down

Posted on Dec 31, 2007

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Whenever I start my computer, it shows the Sony Vaio logo and right after that my computer starts beeping while staying at this logo. Sometimes it starts with windows restore and then it froze there and...

The beeps are a code to let you know what failed during the Power On Self Test (POST)

Count the beeps - and whether long or short. (Like 3 longs and 2 short, etc)

Go online to the Soony web site, or search for Sony POST codes. A list of codes will tell you what is failing - such as ram - or hard drive, etc. I suspect the latter.

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in 99% of cases its detected bad ram connection take out all the ram cards clean the copper pins with a hot damp rung out rag and re insert ram should fix it

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Function key doesn`t work with windows 7 installed

My Vaio model is VGN-FS840 and after I formatted by laptop, my function key is not working, what shall I do to make it run? Can I download the driver? is it available in websites?

May 15, 2010 | Sony VAIO VGN-FS840/W Notebook

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Probably a LCD malfunction.
Connect your computer to a external monitor and check whether it works fine or not.
Please feel free to ask me any further.

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1 Answer

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Feb 27, 2010 | Sony VAIO VGN-FS840/W Notebook

1 Answer

My sony vaio vgn-fs840/w laptop powers on but the screen is blank. I currently replaced the DC jack due to not powering on at all, now it powers on but I lost my screen.Thank you, Ben

turn on with battery if boot there problem is on the jack.
reset the bios battery .
check if u cut the mainboard during changing the jack.

Jun 09, 2009 | Sony VAIO VGN-FS840/W Notebook

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1 Answer

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I think ur adapter have some problem.Better to change ur laptop adapter and check it.whether it give same problem.Then please contact nearest service center.


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