Section 2 Inside Views; Front Unit - Icom IC-M302 Service Manual

SECTION 2
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MAIN UNIT
AF power amplifier
(IC6: LA4425A)
YGR amplifier
(Q18: 2SC4226 R25)
+5V regulator
(IC9: TA7805S)
Pre-driver
(Q17: 2SC4215 O)
DSC decoder
(IC3: NJM2211M)
Analog switch
(IC7: TC4W66F)
Ceramic bandpass filter
(FI3: ALFY450E)
•

FRONT UNIT

VR board
EEPROM
(IC4: BR24L32FV-W)
SQL board
Dimmer controller
Q2: 2SB1132 R
Q3,Q4: 2SC4116 BL
INSIDE VIEWS
FM IF IC
(IC1: TA31136FN)
MAIN CPU
(IC1: M37560MFA-303GP)
Buffer amplifier
LOGIC board
(IC6: NJM2904M)
PLL IC
(IC8: UPD3140GS)
Buffer amplifier
(IC3: TC7S14FU)
2 - 1
Antenna switch
(D1, D2: XB15A308)
Reference oscillator
(X2: CR-768)
VCO circuit
Crystal bandpass filter
(FI, FI2: FL-363)
Reset IC
(IC5: BD5242FVE-TR)
System clock
(X1: CR-769)
Speaker
Photo coupler
(IC2: PC357N6T)