Icom IC-F51 - Manual (Page 5)

SECTION 2 INSIDE VIEWS
• MAIN UNIT
2 - 1
• FRONT UNIT
APC amplifier
(IC2: TA75S01F)
+5 Regurator
(IC9: NJM2870)
IF amplifier
(Q4: 2SC4215)
IF IC
(IC1: TA31136FN)
Antenna
switching circuit
(D2,D5: 1SV307)
Analog switch
(IC13: BU4066BCFV)
Baseband IC
(IC10: AK2346)
Expander IC
(IC12: BU4094BCFV)
D/A converter
(IC6: M62363FP)
Power amplifier
(Q7: RD07MVS1)
T5 Regulator
(Q21: 2SA1577)
S5 Regulator
Q23: 2SB1132
Q24: XP6501
Q25: DTA144EU
R5 Regulator
(Q22: 2SA1577)
*Scrambler IC
(IC14: FX214LG)
*Depended on versions
VCO circuit
TOP VIEW BOTTOM VIEW
TX/RX
switch
(D14,D15: MA2S077)
EEPROM
(IC409: 24LC64T)
Reset IC
(IC408: BD5242G)
Expander IC
(IC410: BU4094BCFV)
CPU
(IC401:
HD6432264F01TF)
TOP VIEW BOTTOM VIEW
Microphone
mute switch
(IC406: TC7W66FK)
AF amplifier
(IC405: TA7368F)