[Elecraft] A problem

[EFMM]

Hell to all
My call is EA7HG and my name is Uge.
First sorry for my bad english.
I buy a K2 and have a problem that not found.
The control board is mount.
The Panel Control is mount.
Check this like say on manual and work ok
Make the RF Board and check and all is ok except IF Amplifier =
Alignament.
No work...Check the current and is about 360 mA.
The 8V Regulator of Control Board are a little hot.
Return to Control board for check the 8V and have <7.5 V.
Turn off and remove the control board to examine this problem.not found =
nothing and mount again the control board to see the RF Board.
Turn on to check the RFC16 and my K2 no turn on.Check the power and all =
is ok.Read the troubleshooting table and all is ok.
Go to point 075 Possible MCU problem is all is ok Except the last point =
about 4mhz oscillator.No listen signal.I changed the Cristal (4Mhz) and =
no work.Change for other Cristal (4Mhz) and no work
Need Help
Thank you to all

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