[mythtv-users] DirecTV -- Satellite Serial Port -- How can I build the cable?

[John Klimek]

Ok, RJ-45 is ethernet (CAT-5) ?  and RJ-11 is regular telephone cable?

If so, RJ-11 does NOT fit into the jack.  The jack takes a smaller cable...


----- Original Message ----- 
From: "Ray Olszewski" <ray at comarre.com>
To: <mythtv-users at snowman.net>
Sent: Tuesday, June 03, 2003 6:57 PM
Subject: Re: [mythtv-users] DirecTV -- Satellite Serial Port -- How can I
build the cable?


> The URL that Jeremy and I both pointed you to
(http://www.pcmx.net/dtvcon/)
> has a chart that lists the DRD430RG as one of the models its instructions
> work for. If that is the case, you have an RJ-11 jack (4 contacts), not an
> RJ-45 (8 contacts). So you need an RJ-11 to DE-9 (what you're calling a
> DB-9) cable or adapter.
>
> 1. You can wire one yourself if your skills are up to it (it sounds like
> they are). Note that this site provides 2 color-code keys, suggesting that
> RJ-11 colors are not completely standard.
>
> 2. The site lists one for sale for $US16, shipping included.
>
> 3. The Snapstream site I previously supplied also has a $US20 (+shipping)
> kit that includes the cable, plus audio and video cables. I caanot be
> certain that this cable is the same pinouts, but Snapstream is competetn,
> so the thing is likely to work.
>
> There is a lot more helpful info at this site, including Windows-based
> freeware apps, with source, to control the DirecTV satellite box over the
> serial port.
>
> At 03:25 PM 6/3/2003 -0700, Jeremy Oddo wrote:
> >John Klimek said:
> > > Thanks for the help guys.
> > >
> > > The receiver I have is an RCA DRD430RG.  On the back it has a "low
speed
> > > data" port.
> > >
> >Am at work and can't see which box I have, but it's probably close in
> >model number to yours....
> >
> > > What exactly do I need to purchase?  I've built Super Nintendo LPT
> > > adapters so I'm familar with DB25 adapters and such.
> > >
> > > I'm assuming I need a DB9F (9-pin female connector) connector and a
> > > regular RJ45 connector.
> > >
> > > What I'm confused about is which pin goes to which color on the RJ45
> > > connector.
> > >
> >OK, this is what I did to slap something together *quickly* to test it
> >out.  I got a 9pin serial extention cable, cut one end off, got an old
> >phone cord, cut one end off, stripped wires and solders as below:
> >
> >Serial Pins     RJ-11 Pins
> >-----------     ----------
> >      5              1
> >      2              2
> >      3              4
> >
> >To find which wire is which, I used a circuit tester--took a minute or
so.
> >  Of course, if you don't have a tester, it's a little harder :)  If you
> >need the actual COLORS, I can tell you tonight when I get home (if I
still
> >have my crib sheet laying around).  I *think* the color codes are
> >standard.
>
>
>
>
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