PLL Referance Oscillator Range test page 63 "G" Manual Hi freq=12098.28 Lo freq=12083.48 range=14.76 Range must be between 9.8 and 15Khz ----- VCO CAL FCTR Test TP1 should see reading between 8 and 10 MHZ actual reading is 18, 493.77 MHZ I think this is a little high ---- VCO voltage does not adjust DMM flickers at 0.017 / 0.18 vdc