[Yaesu] FT-1000D - slight lightening damage to (modified) LPF unit

Jan Erik Holm sm2ekm at telia.com
Wed Jul 6 01:28:52 EDT 2005


I had exactly the same happen due to lightening, one
of those transistors went however it was a few years ago
and I dont remember which one.

73 Jim SM2EKM
--------------

Chris Codella, W2PA wrote:
> preventing the relay (RL7218) from switching the receiver in.  It looks 
> to me like the culprit is the Q7202, Q7201 combination.  I suspect Q7202 
> since it doesn't seem to switch off - looks like a collector-base short 
> and/or base-emitter open.  Also, the isolation capacitor C7678 seems to 
> be leaking as there is voltage on the "ANT" terminal.
> 



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