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2 - 1
SECTION 2
INSIDE VIEWS
• MAIN UNIT
Antenna switcing circuit
(D1: 1SV307)
1st mixer
(Q13: 3SK239A)
VCO circuit
D/A converter
(IC10: M62363FP-650C)
EEPROM
IC7: HN58X2432TI
[OTHER]
HN58X2464TI
[100 channel version]
CPU
(IC8: HD6433876B50H)
Low pass filter circuit
Antenna switcing circuit
(D2, D8: MA77)
Power amplifier
(Q1: 2SK2974)
IF amplifier
(Q14: 2SC4215 O)
PLL IC
(IC1:
µ
PD3140GS)
TX/RX switch
(D3, D4: MA77)
Mic amplifier circuit
APC
IC3A: NJM3403AV
Q37: DTA144EU
(
)
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Summary of Contents for IC-F3GS
Page 1: ...SERVICE MANUAL VHF FM TRANSCEIVERS ...
Page 39: ......
Page 40: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13713IZ C1V q 2000 Icom Inc ...
Page 41: ...SERVICE MANUAL UHF FM TRANSCEIVERS ...
Page 82: ......
Page 83: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13713IZ C1U 1 2000 Icom Inc ...