[TenTec] Paragon II Memory Back-up

[Phil Chambley, Sr.]

Thank you, gentlemen.  I was hoping there might be a facility for
externally-applied hold-up voltage.

73
Phil
VFO Stabilizers and PEP adapters for wattmeters...Check out
http://home.comcast.net/~k4dpk
----- Original Message ----- 
From: "Carl Moreschi" <n4py at arrl.net>
To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
Sent: Sunday, August 07, 2005 5:44 PM
Subject: Re: [TenTec] Paragon II Memory Back-up


> When the battery inside the memory chip goes bad, you have to replace the
> memory chip.
>
> Carl Moreschi N4PY
> Franklinton, North Carolina
> n4py at earthlink.net
> ----- Original Message -----
> From: "Robert & Linda McGraw K4TAX" <RMcGraw at Blomand.Net>
> To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
> Sent: Sunday, August 07, 2005 5:25 PM
> Subject: Re: [TenTec] Paragon II Memory Back-up
>
>
> > I stand corrected.  The memory information is held by U2 located on the
> > RAM-ROM-RTC board.
> >
> > 73
> > Bob, K4TAX
> >
> >
> > ----- Original Message -----
> > From: "Phil Chambley Sr" <k4dpk at comcast.net>
> > To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
> > Sent: Sunday, August 07, 2005 3:10 PM
> > Subject: Re: [TenTec] Paragon II Memory Back-up
> >
> >
> > > I'm don't think it's as simple as changing a battery.  There is no
> battery
> > > on the logic board that I can find.  It appears to be internal to the
> > > chip.
> > > That's why I asked whether anyone had experience with powering up one
of
> > > the
> > > uPC pins to replace a dead cell, by rigging an outboard battery.
> > > Otherwise,
> > > it seems to me the uPC would need replacement.
> > >
> > > Mine is still OK, too, Bob.  But according to the manual, the expected
> > > life
> > > of the "microprocessor's internal power cell" is about up.
> > >
> > > Maybe I'm missing something here.
> > >
> > > 73
> > > Phil
> > >
> > > ----- Original Message -----
> > > From: "Robert & Linda McGraw K4TAX" <RMcGraw at Blomand.Net>
> > > To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
> > > Sent: Sunday, August 07, 2005 3:05 PM
> > > Subject: Re: [TenTec] Paragon II Memory Back-up
> > >
> > >
> > >> Then what?  The battery dies, the memory locations and data contained
> > >> there-in is lost and the unit returns to factory ROM settings as
though
> a
> > >> master reset has been done.  My Paragon II is about 10 years old and
> has
> > > the
> > >> original battery.
> > >>
> > >> If you are concerned, replace the battery. Of  course, when you
remove
> > >> the
> > >> battery the current data will be lost.  So either way, you're gonna
> loose
> > >> data.  This is no different than any other device using a
> microprocessor
> > >> with battery RAM data back-up technique.
> > >>
> > >> 73
> > >> Bob, K4TAX
> > >>
> > >>
> > >> ----- Original Message -----
> > >> From: "Phil Chambley Sr" <k4dpk at comcast.net>
> > >> To: <tentec at contesting.com>
> > >> Sent: Sunday, August 07, 2005 1:47 PM
> > >> Subject: [TenTec] Paragon II Memory Back-up
> > >>
> > >>
> > >> > Greetings List:
> > >> >
> > >> > I'm interested in whether anyone has had a Paragon II long enough
for
> > > the
> > >> > processor power cell to expire.
> > >> >
> > >> > Paragraph 2-8.2 in the manual states:
> > >> >
> > >> > "The microprocessor's internal power cell is rated for a life of
8-10
> > >> > years."
> > >> >
> > >> > Then what?  Electronic Alzheimer's?
> > >> >
> > >> > Is there a pin on the uProcessor where another battery might be
> > > connected?
> > >> > (Haven't looked)
> > >> >
> > >> > My P-II just had its tenth birthday.
> > >> >
> > >> > Phil  Chambley, Sr.
> > >> > K4DPK
> > >> >
> > >> > VFO Stabilizers and PEP adapters for wattmeters...Check out
> > >> > http://home.comcast.net/~k4dpk
> > >> > _______________________________________________
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> > >> >
> > >>
> > >>
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> > >
> > >
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