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  #1  
Old 01-24-2009, 09:11 PM
spud
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Default Screen replaced on Acer and new problem..

Replaced a broken screen on an acer aspire and now some times at startup
I get a lot of flashing horizontal lines during bootup.I can see vista is
loading ok other than this problem.

If I shut it down it usually boots ok the second time.
Ideas??Thanks

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  #2  
Old 01-25-2009, 07:32 PM
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Join Date: Jan 2009
Posts: 17
phaedrus06 is on a distinguished road
Default

May I ask if you got the replacement LCD used? Sometimes it doesn't matter but I ask because a used one could be more prone to output errors, so the simple answer would be to buy a new one. However, I would also have to say (unfortunately) that horizontal lines which only occasionally show up is due to a graphics processors error or one inherent in the LCD itself.

I have seen a handful of LCDs that do this and there really wasn't a fix except to replace the graphics board or the LCD (usually the graphics boards). Refreshing the monitor also occasionally worked (as it does in your lucky case) and if it didn't then you just lived with lines on your screen. If this is the case I would just live with it as the graphics chip on a laptop is pretty much impossible to replace unless it uses an add-in card or you just replace the whole motherboard. Since you just replaced the LCD and spent the time and money to do so I would just live with it. It really would not be worth it to invest more into the matter unless the laptop means that much to you.

Some quick fixes may be to check the board and LCD connectors for shorts, dust, etc. or check for any overheating issues (sometimes keeping a PC cool will prevent errors from arising or getting worse). Hope this helps.
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  #3  
Old 01-26-2009, 02:04 PM
spud
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Default Re: Screen replaced on Acer and new problem..

Thanks.It only seems to happen when I bring out of hibernation,
I dont allow it to hibernate now and hopefully it wont reappear...
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  #4  
Old 01-26-2009, 03:13 PM
BillW50
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Default Re: Screen replaced on Acer and new problem..

In news:gikfl.28049$j7.490113@news.indigo.ie,
spud typed on Mon, 26 Jan 2009 15:04:42 -0000:
> Thanks.It only seems to happen when I bring out of hibernation,
> I dont allow it to hibernate now and hopefully it wont reappear...


That is usually a driver or a power saving issue. What happens when you go
to Control Panel -> Display -> Settings (tab), Advanced (button), and
Troubleshoot (tab), and move the Hardware acceleration slider down to none.
Does the problem go away? Oh those are the Windows XP directions. Is Vista
method the same?

--
Bill
2 Gateway MX6124 - Windows XP SP2
3 Asus EEE PC 701G4 ~ 2GB RAM ~ 16GB-SDHC
2 Asus EEE PC 702G8 ~ 1GB RAM ~ 16GB-SDHC
Windows XP SP2 ~ Xandros Linux - Puppy - Ubuntu


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  #5  
Old 01-27-2009, 03:15 AM
Barry Watzman
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Posts: n/a
Default Re: Screen replaced on Acer and new problem..

Re: "However, I would also have to say (unfortunately) that horizontal
lines which only occasionally show up is due to a graphics processors
error or one inherent in the LCD itself"

I would say just about ALWAYS in the LCD panel itself.


phaedrus06 wrote:
> May I ask if you got the replacement LCD used? Sometimes it doesn't
> matter but I ask because a used one could be more prone to output
> errors, so the simple answer would be to buy a new one. However, I would
> also have to say (unfortunately) that horizontal lines which only
> occasionally show up is due to a graphics processors error or one
> inherent in the LCD itself.
>
> I have seen a handful of LCDs that do this and there really wasn't a
> fix except to replace the graphics board or the LCD (usually the
> graphics boards). Refreshing the monitor also occasionally worked (as it
> does in your lucky case) and if it didn't then you just lived with lines
> on your screen. If this is the case I would just live with it as the
> graphics chip on a laptop is pretty much impossible to replace unless it
> uses an add-in card or you just replace the whole motherboard. Since you
> just replaced the LCD and spent the time and money to do so I would just
> live with it. It really would not be worth it to invest more into the
> matter unless the laptop means that much to you.
>
> Some quick fixes may be to check the board and LCD connectors for
> shorts, dust, etc. or check for any overheating issues (sometimes
> keeping a PC cool will prevent errors from arising or getting worse).
> Hope this helps.
>
>

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