[Yaesu] FT-1000Mp Mrk V Key Factory Click Mod?

[Joe Subich, W4TV]

> I just found this, so the answer is mid-2004 (point 2 below):

"mid-2004" would equate to a serial number starting 4Hxxxxxx. 

Yaesu uses the same format for serial numbers in all of their 
transceivers. 

>From http://www.va3cr.net/1000mp/Tips/Material/SerialNumbers.htm

> Serial Numbers - Decoding
> 
> Serial number format is YMLLUUUU where
> Y is the last digit of the year,
> M is the month with C = Jan, D = Feb and so on,
> LL is the lot number (CPU is programmed by lot number & service 
> bulletins are also referenced by lot number, not date), and
> UUUU is the unit number within the lot.

73, 

   ... Joe, W4TV 
 






> -----Original Message-----
> From: yaesu-bounces at contesting.com 
> [mailto:yaesu-bounces at contesting.com] On Behalf Of Bill Tippett
> Sent: Sunday, December 13, 2009 4:56 PM
> To: yaesu at contesting.com
> Subject: [Yaesu] FT-1000Mp Mrk V Key Factory Click Mod?
> 
> 
> I wrote:
> 
>  >      I believe it was in the summer of 2003, but it could have
> been 2004.  Since Yaesu never admitted there was a "key click 
> problem" in all the years of FT-1000/MP/Mk V manufacturing, I 
> doubt they would admit guilt and publicize when the Mark V 
> mod was made.
> 
> I just found this, so the answer is mid-2004 (point 2 below):
> 
> http://www.va3cr.net/markv/Troubleshooting/KeyClicks.htm
> 
> 
> Key Clicks and the Mark V Field
> 
> Hello from Gary NL7Y in Fairbanks, AK. Here's my tentative thoughts 
> regarding the Yaesu key-click issue. I'm on my second Mark-V, the 
> first was a used 2001 production 200W version, and the current is a 
> Field model. I like both. The first blew up some stuff in in the 
> output (tuner/finals/?), and that was apparently a common occurrence 
> in some early models. According to Burghardt (Jim via phone), Yaesu 
> was aware of the problem, but neglected to address the issue until it 
> started to cost them $$$$ in warranty repairs. Contact Burghardt or 
> Yaesu for details if you're so inclined. The current 200W models are 
> apparently better, and the older ones are repairable. I returned mine 
> to the selling dealer (The Ham Station - also an honest dealer) for a 
> used equipment warranty refund, via Yaesu repair Service, and 
> exchanged it for the Field model.
> 
> I have the Inrad click mod ready to install, plus their roofing 
> filter in the Field model. So, for the heck of it I just called Yaesu 
> Service Support and was told that:
> 
> 1. Installing the Inrad click mod would not void my warranty if 
> properly done. The "Inrad stuff was good";
> 
> 2. Yaesu addressed the key click issue in mid 2004 as referenced in 
> an internal Service bulletin (number not available - I asked) read to 
> me by the support technician, and;
> 
> 3. Owners experiencing problems with their rigs need only return 
> their unit to Yaesu for repair or upgrades. I didn't ask if it was a 
> warranty item.
> 
> I guess this means a "factory" fix is available, and interested Hams 
> should contact Yaesu and see what Yaesu can do to help their 
> customers. I'll likely not install the Inrad mod unless someone finds 
> out something to the contrary. GL. 73 Gary
> 
> Addendum: Someone forwarded some very good news from Burghardt Radio. 
> I only wish Yaesu would publish the S/N's this is effective for. 
> Better late than never! 73, Bill W4ZV
> 
> Yes, recently Yaesu did install what is the equivalent of the Inrad 
> CW keying mod in their new radios coming off the line. Can't tell you 
> serial number change but it has been done on the ones coming off the 
> line now. We have been installing it in all of our used ones for 
> quite some time. 73 James C Smith (W0MJY) Burghardt Amateur Center 
> sales at <http://www.burghardt-amateur.com>www.burghardt-amateur.com
> 
> 
> 
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