Icom IC-F5121D Service Manual page 8

Analog/Digital AF LINE SW
(IC1008)
AF AMP
(IC1004)
VCO
+3V LINE REGULATOR
(IC1001)
PLL IC
(IC8)
REFERENCE FREQUENCY
OSCILLATOR (X2)
AF AMP
(IC6)
ELECTRONIC VOLUME IC
(IC1006)
IDC, AF AMP, HPF
(IC1007)
• MAIN UNIT
(BOTTOM VIEW)
+5V LINE REGULATOR
(Q1014)
T8 LINE REGULATOR
(Q1011)
2 - 3
DRIVE AMP
(Q17)
1ST IF MIXER
(Q19)
2ND IF FILTER
(For wide mode)
(FI2)
2ND IF FILTER
(For narrow and digital)
(FI1)