Icom IC-F4021T User Manual

SECTION 2 INSIDE VIEWS
2 - 1
APC amplifier
(IC701: TA75S01F)
Power amplifier
(Q701: RD07MVS1)
Drive amplifier
(Q702: RD01MUS1)
Antenna switch
(D701: 1SV307)
LCD driver
(IC20: LC75834W)
+5 regulator
Q26: 2SB1580
Q27: XP6501
Q28: UNR9213J
CPU
(IC22: HD64F2238BTF13V)
EEPROM
(IC10: HN58X2464TI)
Reset IC
(IC8: BD5242G)
Analog switch
IC3:
CD4066BPWR
D/A converter
(IC12: M62364FP)
Crystal oscillator
15.3 MHz
(X2: CR-783)
VCO circuits
RX VCO
Q17: 2SC4226
D9, D11: HVC350B
TX VCO
Q16: 2SC4226
D10, D13: HVC350B
R5 regulator
Q25: 2SA1577
Q48: UNR9213J
S5 regulator
(Q23: 2SA1577)
T5 regulator
(Q24: 2SA1577)
Ceramic filter
450 KHz
(FI2: CFWM450F)
CPU5 regulator
(IC17: NJM2870)
PLL IC
(IC2: MB15A02PFV1)
AF amplifier
(IC15: TA7368FG)
IF amplifier
(Q7: 2SC5107)
IF IC
(IC9: TA31136FNG)
Pre-drive amplifier
(Q704: 2SC5006)
Pre-drive amplifier
(Q703: 2SC3356)
PA UNIT
MAIN UNIT
TOP VIEW BOTTOM VIEW
BOTTOM VIEW
TOP VIEW
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1st mixer
(Q6: 3SK324)
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Icom IC-F4021T Specifications

General

Brand	Icom
Model	IC-F4021T
Category	Transceiver
Language	English