[Premium-Rx] 3030 keypads

[Henry Kolesnik]

Can you tellus what holds the kepad face on?  Is there much chance of
breakage?  Do you see anything that could be repaired or is replacement
required?
tnx
hank wd5jfr
----- Original Message -----
From: "Herschel McCullough" <w5mc at austin.rr.com>
To: "refmon" <monitor at referencevideo.com>; <premium-rx at ml.skirrow.org>
Sent: Saturday, June 28, 2003 3:58 PM
Subject: Re: [Premium-Rx] 3030 keypads


> well some good news..  I put it all back together, but did swap the audio
> boards  ..  the problem stayed with the wiring harness..  the board worked
> in the left position..where it had been in the right position.  so just to
> trace out the wiring a bit..  but I did remove the keypad face..  it's a
> bounce problem..   not the bubbly keypad face/ membrane..  same crappy
> mis-inputs till you hit the position a second time, with your attitude
just
> right.. this is on the faceless keypad..  exposed it has buttons similar
to
> a touch tone telephone. but they don't work with the same reliability..
more
> to follow..
> ----- Original Message -----
> From: "refmon" <monitor at referencevideo.com>
> To: "Herschel McCullough" <w5mc at austin.rr.com>
> Sent: Saturday, June 28, 2003 12:34 PM
> Subject: Re: [Premium-Rx] 3030 keypads
>
>
> > Hi Herschel & Group,
> >
> > As Herschel can doubtless see, my proposed keypad swap 3030 to 3030A is
a
> > fair amount of digging with 100's of parts flying around...it may take a
> few
> > days to find a suitable time block.
> >
> > Regarding the pads themselves:  The keypads are listed naked parts as
the
> > body of the keypad only.  There is a separate part, the legend, listed
as
> > the "overlay".   While the keypads seem electronically identical, the
> > overlays and firmware in the CPU vary with model and options
> > package...differences, for example, involve the "RATE", "SCAN", and
"STEP"
> > functions which includes "STOP" and "RESUME".  These functions appear on
> > different buttons with various models and/or the scan, step, stop,
resume
> > buttons are singular buttons or combo buttons.
> >
> > Given the separate part #'s, I expect the "new" overlay goes on the
keypad
> > like a shower cap or something...there's and elastic band around the rim
> of
> > the overlay which seats in a groove around the perimeter of the
> keypad...the
> > back of the keypad area probably has adhesive on it which keeps the
> overlay
> > in intimate contact with the keypad.  Might be interesting to open one
up
> &
> > reglue (not permanently) the overlay.
> >
> > By the way, recently learned of another 3030-based model, the 3030V,
which
> > has the wierd/unfortunate filter set of .5/1/8/16KHz...also has a 20KHz
> 1st
> > IF (vs 10KHz for 3030 and 3030A).  Otherwise, seems to be same as 3030A.
> >
> > regards
> >
> > John
> > ______________________________________________________
> >
>
>
>
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