[ICOM] IC-7600 Questions

[w5jmw at towerfarm.net]

what indication? Ck drive,shud be abt 50%,CK rf power knob,


On 2023-04-23 14:05, Rick Markey, KN3C wrote:
> I have an IC-7600 that I've been asked to sell for the widow of a
> deceased ham.  Problem number 1, I've never owned any Icom HF gear so
> I don't know my way around the radio without a roadmap.
> 
> As I understand it, the radio was used very little before the owner
> passed away.  It's in like new condition except for one problem - no
> output on transmit!  Receive works fine as does every other aspect of
> the radio as best as I can determine.  You do get an indication on the
> front panel display when in transmit mode, but there is no RF out and
> no PA current.
> 
> Is there a menu item or control that could have disabled the PA? I've
> looked through the operating manual but haven't found anything.   I'd
> hate to think it was something that simple.
> 
> I do have a service manual and have inspected the PA board.  There is
> no obvious sign of damage.  From what I can determine, there is no
> drive to the PA board in any transmit mode.  None of the FETs appear
> shorted.  The 5A fuse on the PA board is OK.
> 
> Any suggestions from those of you with more experience?
> 
> Thanks,
> Rick Markey
> KN3C
> 
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