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pawq
Envios: 9

Re: Black screen Acer Aspire 3810T

I was waiting for about half an hour, nothing happend. Also I noticed the usb drive behaves in the same way without pressing this combination Fn + Esc, so theres only one conclusion, that is not working too

ACE Pioneer
JackE
Envios: 1.312

Re: Black screen Acer Aspire 3810T

I'm gonna try to get you a second opinion on this  because, to me, it's looking more & more like a hardware problem that may have coincidentally happened  at or near the same time you changed the bios video settings. Stay tuned.

 

Jack E/NJ

Member
pawq
Envios: 9

Re: Black screen Acer Aspire 3810T

I wonder if there is the possibility of the broken ATI graphics card, appeared the initial problem with the driver installation. And through its deactivates in BIOS, has not been lost ability to display image. But still restart BIOS seems to be the right idea

ACE Pioneer
JackE
Envios: 1.312

Re: Black screen Acer Aspire 3810T

Maybe you should download the original bios and try to re-flash assuming it defaults to the other adapter.

 

Jack E/NJ

Member
pawq
Envios: 9

Re: Black screen Acer Aspire 3810T

Sadly still nothing happend :smileysad: 

ACE Pioneer
JackE
Envios: 1.312

Re: Black screen Acer Aspire 3810T

OK. Let's wait awhile for some second opinions to chime in on this problem.

 

Jack E/NJ

Member
pawq
Envios: 9

Re: Black screen Acer Aspire 3810T

[ Editado ]

On other forum, someone said: 

"The only thing I can think of is to remove the ati graphics card,then try to restart the machine.

This used to work on tower system builds,some cards hold the software drivers on board the cards. The bios may reset and default"

 

It seems to be logic, but should I try to do it? I read manual service and didnt find where the ATI grapic card is located. Maby you can try to explain this on example from there?

ACE Pioneer
JackE
Envios: 1.312

Re: Black screen Acer Aspire 3810T

Sorry, the graphics adapters seem to be integrated on the MB. Accordingly, I doubt that an adapter could be physically disabled without de-soldering. I'd be reluctant to try anything of this magnitude before hearing from others who might be more knowledgeable than me on this particular laptop. I agree with your previous thoughts that maybe the bios can be somehow be returned to a default video state. Let's try to wait for a second opinion on this forum.

Jack E/NJ

Established Contributor
ScottyC
Envios: 449

Re: Black screen Acer Aspire 3810T

Hi guys, sorry about the delay. Thanks Jack for bringing this to my attention, seems interesting haha.

 

So to begin, let's not jump too far ahead of oursleves. It's important that we know exactly what is happening beforehand. So here we go...

 

When you turn on the computer, you say the screen is black, this is fine. But what happens other than that? Do you see any LED's lighting up? If you do, are they flashing when you turn it on? If they are flashing, how many times does it flash? Do you hear any beeping? Do you hear the fans turning? If you do, do they turn off at any point? If you press and hold the shift key, does the unit make any sounds?

 

Here's a real quick question, have you tried a power drain yet? This could be POST related, in which case we can set default values to the POST table (not the post config) by removing the battery, unplugging the unit, and then pressing and holding the power button for 30 seconds. In normal circumstances this would allow us to boot the unit.

 

Also, you say you removed the CMOS battery, but how long did you leave it out? This method takes a LOT longer to wipe the CMOS data. There should also be a CMOS jumper that you can use to clear the CMOS data. This jumper will likely be beneath the ram modules, will say CMOS JMPR or something of the like, and there aren't actually pins, just two points on the board you can connect with a screwdriver or a coin.

 

Short of that, while doing a BIOS recovery, you would press and hold ESC and FN, but don't let go for 2 minutes. It can take up to ten minutes to install and the unit should restart on it's own. We can get more into that once we have more information though.

 

Take care guys,

ScottyC

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