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resonatorman Registered User


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resonatorman May 9th, 06, 01:27 PM #46 (permalink)
I posted a picture!

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Shamino
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Shamino May 9th, 06, 10:19 PM #47 (permalink)
Quote:
Originally Posted by resonatorman
UPDATE!!
I made a mistake before, these two ARE connected!

Click the image to open in full size.
which two? which is the resistor side connected to the pin direct, 0 ohms? point to me
basically, i need u to find the resistor connected to the pin, and the other side of the connected resistor has to be grounded, meaning 0 ohms to ground on one side and 0 ohms to pin on the other. this si the resistor to pencil
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resonatorman Registered User


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resonatorman May 10th, 06, 05:36 AM #48 (permalink)
DONE!
The picture shows the one to pencil (connected to the pin, other side connected to ground). It reads 1,66kOhms default, with a little pencilling I got 1,5kOhms which resulted in 1,3V GPU (normally 1,2). That gave me +40 OC. I haven't tried more, maybe next time.
Sad though: the RAM should be 1,2ns but doesn't reach 800. Can we figure out a RAM-pencilmod, too?
Click the image to open in full size.
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Shamino
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Shamino May 10th, 06, 01:33 PM #49 (permalink)
nice goin!

same thing, i need you to find the "One" that is with this pin marked:

Click the image to open in full size.

shd be opne of the resistors circled.
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Graham_h May 10th, 06, 03:17 PM #50 (permalink)
Awesome work guys

resonatorman can the 1.3v be done with a conductive ink pen ?
Can you post a magnified pic of where to draw.

I want to know how to do it rather than stuff my card, 1.3v would be great for me as my Gainward does 645mhz at 1.2v
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Last edited by Graham_h; May 10th, 06 at 03:22 PM..
Shamino
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Shamino May 10th, 06, 03:26 PM #51 (permalink)
Quote:
Originally Posted by Graham_h
Awesome work guys

resonatorman can the 1.3v be done with a conductive ink pen ?
Can you post a magnified pic of where to draw.

I want to know how to do it rather than stuff my card, 1.3v would be great for me as my Gainward does 645mhz at 1.2v
a normal graphite 2B pencil, never use a conductive pen, this is a pencil mod not a pen mod!
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Graham_h May 10th, 06, 07:47 PM #52 (permalink)
ok thanks,
I'll give it a shot
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Graham_h May 10th, 06, 09:34 PM #53 (permalink)
Real good pic of the PCB of the AGP version

Does this help to ID anything ?

http://www.tigerdirect.com.au/images...0GTAGPback.jpg
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resonatorman Registered User


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resonatorman May 11th, 06, 02:38 AM #54 (permalink)
Quote:
Originally Posted by Graham_h
resonatorman can the 1.3v be done with a conductive ink pen ?
Can you post a magnified pic of where to draw.
Just draw on the upside of the tiny resistor from contact to contact with a pencil. It's as easy as that. You need a multimeter that tells you when to stop. There must be more than 1,3V possible, it was just my first shot. I bet when the reading is 1,4kOhms or so, you get around 1,4V.
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resonatorman Registered User


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resonatorman May 11th, 06, 02:47 AM #55 (permalink)
Shamino, it's not so obvious this time.
Are you sure you marked the right pin? This is pin #3 AFAIK, the "point" on the IC is in the right downward corner on your pic.
When I measure the resistors, the same spots are connected to pin and ground...so I guess it must be a ground pin.
Indeed it is, as one can see in the datasheet of the RT9214 part. Please show me the right pin to work with.
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Last edited by resonatorman; May 11th, 06 at 04:47 AM..
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TheOneVito May 11th, 06, 06:49 AM #56 (permalink)
Nice work guys, and I am sure if you used a VR instead of Pencil you would be able to get more than 1.3v pretty easy.

Where would you connect a VR and what size if you were going to do it that way?

I was thining with the "One" resistor, couldn't you just solder a 10K across it?

Also, where is the measure point?
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Last edited by TheOneVito; May 11th, 06 at 10:23 AM..
resonatorman Registered User


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resonatorman May 11th, 06, 12:54 PM #57 (permalink)
First read, then post.
1) I said I got 1,3V in the first attempt - more is possible IMO.
2) VRmod: Post#41
3) measure points: Post#38, everything with 1,2V
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TheOneVito May 11th, 06, 06:15 PM #58 (permalink)
kk, sorry, thought I did read it, must not have been concentrating, thanks though.
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Shamino
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Shamino May 12th, 06, 01:37 AM #59 (permalink)
pin 6, i dunno how ur chipo is arranged cant see the codes to tell
if resistor not found then it shd be on front side
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resonatorman Registered User


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resonatorman May 12th, 06, 02:55 AM #60 (permalink)
Hmm, I found TWO that do the trick:
Click the image to open in full size.
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