[Kenwood] TM-V7A Power On Problem

Sun Sep 22 22:12:30 EDT 2019

Thanks for the tip. !?? I will investigate further in a few weeks,
Do you think this also applies to Rick's intermittent power issue as well?
John
N7JL
On 9/22/19 3:54 PM, Clif Holland wrote:
> Clif's Notes:
>> Check internal fuses
> Pin 60 of uPc should be 5 v if low then;
> In Control unit C523 leaked and damaged Reset line under it.
>> Clif Holland KA5IPF
>> On 9/22/2019 5:20 PM, John via Kenwood wrote:
>> Mine just recently decided to not turn on at all .?? I checked what 
>> fuses I could find, so I will be "listening in" to see what 
>> suggestions are offered up here.
>>>>>> John
>>>> N7JL
>>>>>> On 9/22/19 8:48 AM, Rick Markey, KN3C wrote:
>>> Over the years, I have amassed three "blue eyed monsters" aka the 
>>> Kenwood TM-V7A.?? Two have lines in the display, but one is still 
>>> perfect! I was housecleaning and decided to power them up and 
>>> reprogram them using the RT Systems software.
>>>>>> One of the three radios will only power on intermittently.?? When 
>>> you can get it to power on, you can then power it off, on, off, on, 
>>> seemingly forever.?? If you leave it turned on, it will eventually 
>>> turn itself off.?? It's not the control head, I've swapped them 
>>> around.?? I've done factory resets on it and that has no effect, 
>>> although the reset does work if you catch the radio in the right mood.
>>>>>> I have not opened up the radio for a look around.?? Just curious if 
>>> anyone else has seen this and has a suggestion?
>>>>>> Thanks,
>>> Rick, KN3C
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