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Asus N7600GS (red dots and lines)

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Jack00

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Oct 26, 2011, 4:45:08 PM10/26/11
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I got this graphics card in my PC and the picture on the monitor
displays red dots and lines and sometimes goes away but returns
again. I had to disable the driver for this card as Windows XP wont
boot in normal mode ie shows a black screen but in safe mode XP boots
but with red spots and lines and the picture goes purple if you try to
browse on the internet. Is there any tests I can do with a
multimeter? Or maybe get hold of a circuit diagram?

Sjouke Burry

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Oct 26, 2011, 8:14:40 PM10/26/11
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Jack00 <SPal5...@aol.com> wrote in news:abc1b9d1-0cd1-4a6c-9727-
bd4c1c...@a7g2000yqd.googlegroups.com:
BUY A NEW ONE ?

Franc Zabkar

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Oct 27, 2011, 11:37:42 PM10/27/11
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On Wed, 26 Oct 2011 13:45:08 -0700 (PDT), Jack00 <SPal5...@aol.com>
put finger to keyboard and composed:
Those symptoms are consistent with a fault in the card's RAM. By
switching to a different driver, you are accessing difference areas of
memory. Also, if you select a lower refresh rate, this may mitigate
any timing issue.

Did you check the fan and capacitors on the card?

- Franc Zabkar
--
Please remove one 'i' from my address when replying by email.

Jack00

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Oct 28, 2011, 10:45:52 AM10/28/11
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On Oct 28, 4:37 am, Franc Zabkar <fzab...@iinternode.on.net> wrote:
> On Wed, 26 Oct 2011 13:45:08 -0700 (PDT), Jack00 <SPal508...@aol.com>
I did check the capacitors and some were high with a capacitor meter
so I replaced them and the card worked for a few days but the symptoms
returned again. The power supply voltages going to the card seem
normal. Are there any tests I can do on the card?

Franc Zabkar

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Oct 29, 2011, 3:56:00 AM10/29/11
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On Fri, 28 Oct 2011 07:45:52 -0700 (PDT), Jack00 <SPal5...@aol.com>
put finger to keyboard and composed:

>I did check the capacitors and some were high with a capacitor meter
>so I replaced them and the card worked for a few days but the symptoms
>returned again. The power supply voltages going to the card seem
>normal. Are there any tests I can do on the card?

I suspect that the card manufacturers would have their own
diagnostics, but I haven't seen anything like this on the Internet. I
don't know what you could do except to narrow down the fault with a
hair dryer and spray freezer. I would also choose the lowest possible
refresh rate in the properties for your card.

The only other thing I can think of, if you really are desperate to
save this card, would be to reduce its capacity from 256MB to 128MB,
assuming of course that yours is the former.

N_Cook

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Oct 29, 2011, 4:44:55 AM10/29/11
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Franc Zabkar <fza...@iinternode.on.net> wrote in message
news:s59na75ctqokic2hm...@4ax.com...
A last resort might be trying insulated jaw soft clamp over , in sequence,
some of the chippery in case of poor SMD/BGA solder somewhere. If that
improves things then maybe some sort of dedicated clamp , assuming
resoldering is out of the question


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