I just finished building my new K3. has sub receiver and when I tried to calibrate the sub-Synthesizer I get an error: E00005 ERR VCO E00255 ERR VC4 Any ideas? Dr. William J. Schmidt - K9HZ / J68HZ/ 8P6HK/ ZF2HZ/ PJ4HZ Owner - Operator Big Signal Ranch Staunton, Illinois email: <mailto:bill at wjschmidt.com> bill at wjschmidt.com