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-   -   Kenwood 5000...Symptoms (https://www.radiobanter.com/shortwave/41531-kenwood-5000-symptoms.html)

Dave Holford March 27th 04 04:33 PM



justtis wrote:

Actually it looked more like dried out rubber cement...dark brown and
brittle. Took about an hour to clean it.
Removed the parts from the board for cleaning and rechecked their values
before reinstalling.
It turned out to be simply a matter of realigning the PLLs -
"different board -"
What's the different board?



Interesting, mine was white and waxy - I researched it first and the
information I picked up, mostly from the Kenwood reflector (info at
http://mailman.qth.net/mailman/listinfo/kenwood) was that it was
Japanese beeswax.

Anyhow, the VCOs are on the RF unit (X44-3010-00) on the right hand side
when you remove the bottom cover and have the receiver facing you.

The PLLs are on the PLL unit (X50-3030-00) on the left hand side when
the unit is facing you.

Alignment procedure for the VCOs is on page 71 of the service manual and
for the PLLs is on page 70. My VCOs did not require alignment but a
couple of the PLLs were way off.

Dave

Mark Harper March 27th 04 10:30 PM


Sure wish there were cheaper rates for service!
I've checked on the original manufacturer of the PLL chips and apparently
Kenwood bought up ALL of the discontinued line. Anyone for a game of
MONOPOLY?


Common practice unfortunately....

Yaesu got a custom PA out of Motorola for the FT-100 - bought the entire
lot...


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