[Icom] IC-PCR1000

[Tony Hwang]

Hi,
Check the reg. chips first by lifting the pins or removing them.
GL, 73,
Tony, VE6CGX

"Ray, W2EC" wrote:
> 
> If the input voltage to the regulator is 0, then just start tracing that
> line backwards until you find where the input voltage appears. That will
> isolate you to where the voltage/no-voltage fault gap is.
> 
> Matt Donohoe wrote:
> >
> > Hi Guys,
> >
> > I've done something pretty bad, connected power to the IC-PCR1000 the wrong
> > way around, I had the current limiter on and it was only for a few secs but
> > it would seem now as tho the regulators arent producing an output. I opened
> > up the unit and found the TA7805 and TA7808 regulators.. I know that its
> > pretty standard, center pin GND and the heatsink bit is a ground too, but
> > both the input & output pins appear to read no voltage...
> >
> > I thought I'd post here because there's "hopefully" somebody who's done
> > something equally as dumb..
> >
> > Thanks
> > Matt Donohoe
> >
> > ----
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> ----
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