Re: Help needed diagnosing newbuild QCX+


Alan G4ZFQ
 

Leo,
Visible symptom: line of black characters at top of display.
Unfortunately you start here. http://qrp-labs.com/qcxmini/trouble.html#blank Most of the rest of your tests need to be done when the LCD is reading correctly.

73 Alan G4ZFQ


There is
the expected seashell whisper in earphones.
Checks performed: ATmega seated okay. Solder joints checked visually and by continuity from lead to pad and pad to next circuit point.

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