On the 2000 and similar Kenwood's, it's a 6 pin molex type jack on the 
rear panel.   When looking at the rear, it's just to the left of the N 
connector for UHF antenna.

73, Steve KW3A

On 9/17/2010 3:16 PM, Butch Bussen wrote:
> o.k., I get it, kind of slow......  Not sure how the tuner would
> interface to the 2000.  Anyone know if that is a menu selection?  I'll
> have to do some digging into that.  I do understand now though.
> 73
> Butch Bussen
> wa0vjr
> open Node 3148
> Las Vegas
>
>
> On Fri, 17
> Sep 2010, Steve Forst wrote:
>
>> If we are on the same page here, interfacing the external tuner to the
>> radio overides the internal tuner.  So you really don't have to "turn
>> off" the internal tuner.  Pushing the tune button on the radio will
>> activate the external tuner and the internal tuner is bypassed.   That's
>> why I had said that if you were trying to use both tuners at the same
>> time you would need to break that interface connection, either
>> physically, or in a menu.  Or just not interface at all and use the tune
>> buttons on the radio and tuner independently.
>>
>> Another thing to consider is that some of these tuners will attempt to
>> tune automatically when rf is detected and swr is high.  At least in the
>> MFJ unit, this can be bypassed, perhaps in the LDG as well.
>>
>> 73 Steve KW3A
>>
>> 73, Steve KW3AOn 9/17/2010 2:30 PM, Butch Bussen wrote:
>>> O.k., so if I don't want to use the internal tuner on the 2000, if I just
>>> turn it off on the front pannel, would the radio still interface to an
>>> external tuner?
>>> 73
>>> Butch Bussen
>>> wa0vjr
>>> open Node 3148
>>> Las Vegas
>>
>>