[1000mp] Re: it is the VCO nr 2

Tom Homewood w1to at roadrunner.com
Thu Nov 22 16:30:59 EST 2007


I have found that the bad solder joints appear to be on inductors, the wire 
doesn't appear to have good solderability. I suggest you look there first.

73, Tom, W1TO

----- Original Message ----- 
From: "Kathy and Jürgen" <nittner at comcast.net>
To: "All about Yaesu 1000mp" <1000mp at mailman.qth.net>
Sent: Tuesday, November 20, 2007 4:50 AM
Subject: [1000mp] Re: it is the VCO nr 2


> Thanks Carlos, that is exactly what my MP does, It was just strange that 
> it worked one day and all of a sudden nothing .
> I will try to find and buy  a service manual and go from there maybe it's 
> just a loose solder joint and not a defective component.
>                                     73 Jurgen N9RD
>
> smOkco wrote:
>> The cure is to re-solder under the VCO nr2. in the Local Unit.
>>
>> Check    http://www.va3cr.net/1000MP/Problems/RepairsVCO.htm
>>
>> It is not difficult to do if you take care.
>> Good table, good lights, patience.
>>
>> Best of luck
>>
>> 73 de cx7co  carlos
>>
>>
>> --- Kathy and Jürgen <nittner at comcast.net> wrote:
>>
>>
>>> I have an FT1000MP which will not work from 7.500 Mhz to 14.500 (14 &
>>> 10
>>> mhz bands) no transmit ( of course TX would only work inside of the
>>> bands)and no receive. All other bands are OK appears to
>>> be a switching diode or transistor. Did anyone  run into this problem
>>> before
>>> and know how big of a job it is to repair?
>>> The rig worked fine before this happened, I just went to work some
>>> 160 and when I came back to 20m 2 days later it would not work.
>>> Any help will be much appreciated.
>>>                               Jurgen N9RD
>>>
>>>
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>>>
>>
>>
>>
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>
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