[1000mp] MP Problem

Bob Main bobmain1 at alltel.net
Mon Oct 24 21:38:17 EDT 2005


Good luck on getting it fixed and back soon, got to be a pain in the butt.

Bob

-----Original Message-----
From: 1000mp-bounces at mailman.qth.net [mailto:1000mp-bounces at mailman.qth.net]
On Behalf Of Joe Staples
Sent: Monday, October 24, 2005 9:25 PM
To: 1000MP Reflector
Subject: [1000mp] MP Problem

I need help ... My 1000MP has gone silent ... no RF in ... no RF out.  I
can't hear any signals nor can I get any power output.

I completed the installation of the INRAD Key Click mod in my 1000MP and
then added the Roofing Filter (after removing the 70 MHz IF mod).  After a
thorough check of all connections in and around the RF and IF circuit
boards, I put the covers back on, powered up and set Menu 9-1 back to 11 (I
had dropped it to 9 after installing the 70 MHz mod). However, neither the
receive or transmit appear to be working.  I can hear NOTHING, and I can get
no RF power into the antenna.  All controls, knobs, buttons, etc. seem to
work as they should.  I have done a CPU reset and then gone through each
item in the Menu to see that the settings were correct.  I can find nothing
amiss among the front panel control settings.

I went back and rechecked all of the pc board coax connectors to assure that
they were seated fully, and all of the various other connectors to see they
firmly seated.  I also changed the small coax cables going to the Roofing
Filter board so that it was no longer in the circuit ... which no effect.
I've swapped the antenna between both antenna connectors.

While I can possibly understand why I might have a receive problem after
modifying both the RF and the IF boards (adding key click components), I
can't see where the transmit could have gotten fouled up.

If anyone has any suggestions, I appreciate hearing them ... otherwise, I
have to box up the rig and ship it off for service (right before SS CW no
less).

Joe, W5ASP
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