Inside View - Icom IC-F310 Service Manual

SECTION 2
PLL IC
(IC2: UPD3140GS)
CPU5V Regurator
(IC9: S-81250PG-PD)
AF power amplifier
(IC10: LA4425A)
High-pass filter
(IC8: NJM2904V)
*AF switching IC
(IC4: BU4066 BCFV)
I/O expander
(IC11: BU4094BCFV)
*AF amplifier
(IC7: NJM2902V)
Reference osillater
(X1: CR-590)
Note:
*Located under side of the point.

INSIDE VIEW

2 - 1
Power module (IC1)
Low-pass filter
ANT SW
RF amplifier
(Q12: 35K239)
1st IF filter
(FI1: FL-285)
FM IF IC
(IC3: TA31136FN)
Discriminator
(X3: CDBCA450CX24)
2nd IF filter
(F14: SFPC450E)
2nd IF filter
(F13: SFPC450G)
1st mixer
(Q13: 3SK166)
Level controller
(IC5: M62363FP)
VCO circuit