How to mod my Special 8500

[wkljohn]

The resistor on my card is different to the pic
R1=642Ohm
R2=5010Ohm



R1=388Ohm
R2=4121Ohm

If i use this Equation
Vout=1.25x(1+R2/R1)
i will got a wrong answer

How to mod my card then.......How to mod my card then.......

[Holst]

I dont quite understand the question.

Is the Vreg on your card the same as Xbit labs?
Is the PCB the same revision?

Or not?

[buff]

use the pencil mod. Do just a little at a time