PCM lock out servo mvt

[Bob Richards]

Troy,

> The PCM S used on JR radios today doesn't allow it
> to be turned off.

I stand corrected!

> Now there is an older version of PCM
> that JR still supports called ZPCM the Z was a 512
> PCM and it allowed you to
> set the time delay before it kicked in. And it could
> possible have been a
> turn off thing....I'm not really sure on it as I
> never ran ZPCM.
> 

That may be what I am remembering.

> 
> Next issue JR and Futaba both send their "failsafe"
> signal about once every
> 15-30 secs or so. I never counted. But if you turn
> everything on...and the
> system has not sent the F/S signal yet...then when
> interferance happens the
> PCM will not know what to do. So here is my
> suggestion. Turn TX and RX
> on...let it stay on for about a minute....then turn
> TX off and wait. to see
> what's up.

The Futaba sends it once every 60 seconds, if I
remember correctly. It also sends it when you first
turn on the transmitter. My normal procedure is to
turn the receiver on first, then the transmitter.



> ----- Original Message ----- 
> From: "Bob Richards" <bob at toprudder.com>
> To: <discussion at nsrca.org>
> Sent: Thursday, March 10, 2005 7:30 AM
> Subject: Re: PCM lock out servo mvt
> 
> 
> > Ed,
> >
> > I'm no expert on JR radios, but I'll take a stab
> at
> > it. If anything I say is not accurate, someone
> please
> > correct me.
> >
> > As I understand it, the JR radios allow you to
> turn
> > off PCM altogether, which means that it will try
> to
> > respond to whatever signal comes along, whether it
> is
> > a real signal or interference.
> >

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