Section 2 Inside Views; Ic-M402 - Icom IC-M402 Service Manual

SECTION 2

2-1 IC-M402

•
MAIN UNIT
YGR amplifier
(Q11: 2SC3268)
DSC decoder
(IC6: NJM2211M)
•
FRONT UNIT
EEPROM
(IC2: HN58X2432TI)
VR-A board
MAIN MPU
(IC1: HD6473847RH)
VR-B board
System clock
(X1: CR-691)
INSIDE VIEWS
AF power amplifier Pre-driver
(IC9: LA4425A) (Q10: 2SC3775 3)
PLL IC
(IC2: MPD3140GS)
2nd IF filter
(FI3: ALFY450E)
1st IF filter
(FI1,FI2,: FL-310)
LOGIC board
2 - 1
Reference oscillator
(X2: CR-659)
Antenna switching circuit
VCO circuit
1st mixer
(Q1:3SK272)
FM IF IC
(IC1: TA31136FN)
Reset IC
(IC6: NJM2211M)
Speaker