Sony HCD-GR3 - Page 30

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IC21 LC72130
1
2
3
4 5
6
7
8
XIN
B03
CE
IFIN
AOUT
2
AIN1 AIN2
D1
CL
B04
D0
B01
I01
B02
XOUT PD1 VSS PD2 FMIN AMIN AOUT1 VDD I02
B05
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
PHASE DETECTOR
CHARGE PUMP
SWALLOW COUNTER
1/16.1/17 4bits
SWALLOW COUNTER
1/16.1/17 4bits
POWER
ON
RESET
1/2
C B
I / F
REFERENCE
DIVIDER
REFERENCE
DIVIDER
C B
I / F
2
DATA SHIFT REGISTER
LATCH
IC41 LA1835
1
2
3
4 5
6
7
8
FM-IN
DET
IF
AM.SD
V
CO-STOP
AM/FM
AM.SD
REG
AM-IF
VCC
GND
TU-LED
IF-BUFF
ST-LED
FM-SD AM-OSC FM-AFC
AM-RF-IN AGC AM.CUT AM/FM VCO MPX-IN OUT R OUT L AMP-IN R AMP-IN L R L
AM-MIX
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24252627282930
REG GND
COMP
AGC
VCC
FM
DET
AM
IF
AM
DET
FM
IF
LEVEL
DET
TUNING
DRIVE
S-CURVE
S METER
AM/FM
IF
BUFF
PHASE
DET
STEREO
DRIVE
STEREO
SW
PILOT
DET
VCO
FF
FF
FF
AM/FM
SW
TRIG
MUTE
DECODER
ANTI BIRDIE
AM
RF.AMP
AM
MIX
AM
OSC
ALC
BUFF
AM
FM