AS/400 9404 and TWINAX questions...

From: Vintage Computer Festival <vcf_at_siconic.com>
Date: Wed Sep 29 05:15:22 2004

On Wed, 29 Sep 2004, Pete Turnbull wrote:

> On Sep 29 2004, 0:10, Vintage Computer Festival wrote:
> > On Wed, 29 Sep 2004, Pete Turnbull wrote:
> >
> > > [1] They're not paired as 1+2, 3+4, etc either. The first pair is
> the
> > > centre pins, the second pair is the two pins either side of centre,
> and
> > > so on, working outwards.
> >
> > The third and fourth pairs would not be "so on". They'd be the pairs
> on
> > either side of the center, since Orange+White/Orange and
> Brown+White/Brown
> > are not split.
>
> Er, no, in a USOC-wired RJ45 pair 1 is pins 4+5, pair 2 is pins 3+6,
> pair 3 is pins 2+7, pair 4 is pins 1+8. You're thinking of TIA 568,
> where pair 1 is 4+5 (blue), pair 2 is 3+6 (green), pair 3 is 1+2
> (orange) abnd pair 4 is 7+8 (brown), as I wrote above the bit you
> quoted.

Oops, sorry. I stand corrected!

:/

-- 
Sellam Ismail                                        Vintage Computer Festival
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Received on Wed Sep 29 2004 - 05:15:22 BST

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