Internal Subcarrier Frequency (Fsc, Int, Fvcxo1, Fvcxo2) Adjustment; Gen-Lock Voltage Controlled Oscillator (Vco1, Vco2) Adjustment; Read & Write Voltage Controlled Oscillator (Vco R, Vco W) Adjustment; Ccd Clock Frequency Adjustment - Panasonic WJ-MX 12 Service Manual