Download FA-50 Servicemanual
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5.2 Block Diagrams R25: Q5 BIAS ADJ Q5: DRV R404: Q4 BIAS ADJ TP15 Q4: PA TP20, 19 R24: Power ADJ Figure 5.2.6 Locations where transmission adjustment is made 3. SW REG Circuit The voltage of 12 VDC from the PWR board is converted on the MAIN&TX board to provide various power voltages required in individual circuits. Figure 5.2.7 Power Circuit 5-10