[ICOM] IC4KL - no 40 volts

Adrian Flynn adrianjamesflynn at gmail.com
Tue Mar 24 23:30:52 EDT 2015


Hi Jim,
You are what I use to call a "Snowbird" when being polite and many other
things while driving a truck hauling asphalt.

Ever try to stop a semi @ 80,000 gross from 45 - 75mph when a lost snowbird
pulls out directly in front of you and stops to look at a map?

I would keep the "wintering" in AZ quiet.
65 Year Arizona resident now living in MI. so I can breathe.
Direct cause from AZ's VALLEY FEVER!

Enjoy your winter, I will be going to AZ in May for a visit.

72/73
Adrian KF7DYU
On Mar 24, 2015 5:27 PM, "Jim" <w0hfg at hotmail.com> wrote:

> Dave,
>     I have a 4kl at home but I'm wintering in Arizona. Will be going home
> next week . I have a manual and a service manual. If you have not had any
> luck by next week maybe my manuals will help. I'll email you when I get
> home. You might contact kk5dr as he has lots of experience with the 4kl  .
> 73,  Jim/ w0hfg
>
> Sent from my iPhone
>
> > On Mar 24, 2015, at 13:28, Dave <dave at wpaperman.com> wrote:
> >
> > Greetings;
> >
> > I have an essentially dead IC4KL on the bench. The required 40 volts
> required for start up is not present!
> >
> > The service manual I have shows an EP102 on the REG UNIT. It is not
> present on this PWB. No voltage going to the DC-DC unit, a common failure
> item in the IC2KL (I run two if those in my station).
> >
> > A call to ICOM service produced no results other than it's old; we don't
> support it and "there were a lot of undocumented changes that were kept by
> the techs on scraps of paper".
> >
> > I was an ICOM "Service Only" for a number of years so I am usually
> familiar with the older gear.
> >
> > Does any one out there  have a variant schematic of that PWB?
> >
> > I would appreciate any suggestions
> >
> > Dave, W5WP
> > ----
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> ----
> Your Moderator: Dick Flanagan K7VC: icom-owner at mailman.qth.net
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