[UK-CONTEST] TS690 fault

[Steve]

All bands? Both aerial inputs? With/without ATU?

Could be intermittent relay (or connector) contacts as opposed to a 
relay not operating.

Google WZ5Q for a service manual to download.

Steve

> I wonder if the collective wisdom can help?!
> 
> I am selling a TS690s for a friend. It is in superb condition and
> sounds very lively, most of the time. Occasionally though the receive
> side is attentuated so an s9 signal registers say s5 and background
> noise and signals drop. All facilities continue to work including
> attenuator and AIP (intercept point) controls. It sound maybe as
> though the c/o relay is in the txm position and what I am hearing is
> leak through. My guess is that it is a simple fault if only I could
> trace it! I don't want to release the radio whilst it has a potential
> fault .
> 
> Chris G3SJJ