How to Unlock Multiplier on my Thor. B 1700+ and KT266A?

capodeloscapos

Senior member
Jan 19, 2002
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I have an Epox 8KHA+ (Last BIOS), and as this processor has the Multiplier Locked (or at least I think, cos I change the multiplier in my BIOS and nothing happens)

Well, it´s a REAL THoroughbred B cos CPU-Z says that and the model number finishes with B... there is no doubt about that.


The fact is that my Mobo is a KT266A and I HAVE to close the L1 bridge.
How can I do it without spending money?
Do I have to use a scissor or something like that to cut the space between the L1 bridges, and then applying a conductive pen?

Thanks.
 

infinite012

Senior member
Apr 23, 2003
817
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It's not the L1 it's the 3rd and 5th L3. All you have to do is take a sharp utensil (knife, scissors, xacto knife) and cut through the bridge. Don't cut too deep though because this can kill your CPU.
 

pillage2001

Lifer
Sep 18, 2000
14,038
1
81
First of. Can you check if your board has a jumper where you need to set if your CPU is a tbird or palomino core?? If you set the jumper to tbird core. It'll auto unlock the CPU. That's what I did with mine.
 

capodeloscapos

Senior member
Jan 19, 2002
246
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Well, I actually CAN OC a bit, cos I can set the multiplier up to 12.5, and 133x12,5= 1662,5 , from 1467 stock.(1700+ to 2000+)
But if I wanna lock the multiplier to, lets say... X15...., What bridges do I have to cut?
And what VCore Voltage do you suggest?

PD: My Mobo hasn´t got any jumper to set these things, and all this tweak is made through BIOS.

Thanks.

 

johncar

Senior member
Jul 18, 2000
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Originally posted by: capodeloscapos
Well, I actually CAN OC a bit, cos I can set the multiplier up to 12.5, and 133x12,5= 1662,5 , from 1467 stock.(1700+ to 2000+)
But if I wanna lock the multiplier to, lets say... X15...., What bridges do I have to cut?

<a href="http://www.beachlink.com/candjac/index.htm">
http://www.beachlink.com/candjac/index.htm</A>
Link to Workarounds article. Covers this issue very extensively.
John C.

 

capodeloscapos

Senior member
Jan 19, 2002
246
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After cutting the CPU, I have now an Athlon XP 1700+@ 2141 Mhz (142x15)
I locked it at x15, but I think I´m going to unlock the x16 multiplier cos it´s running too cool. :)
I´m very happy.