Icom IC-2GA Service Manual page 31

MC3357P
IC1
(LOW
POWER
FM
IF)
PLL2001
IC2
(PLL
SYNTHESIZER)
CRYSTAL
OSCILLATOR
MIXER
OUTPUT
Vcc
LIMITER INPUT
DECOUPLING
LIMITER
OUTPUT
QUAD
INPUT
SC>1080
IC3
(POWER MODULE)
RF INPUT
GND
AUDIO
MUTE
SCAN CONTROL
SQUELCH
INPUT
FILTER
OUTPUT
FILTER
INPUT
DEMODULATOR
OUTPUT
OR OV RANGE
FR DOA
LE
DATA CLK
D
U U
LJ
U U
U U
U
XIN
XOUT
FV VDD DOP VSS
LD FIN
DO
O
OUTPUT
SUPPLY VOLTAGE
BIAS
POWER CONTROL
INPUT
7-4