Sanyo DC-MCR60 - Page 12

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IC BLOCK DIAGRAM & DESCRIPTION
FM
IF
FM
DET
LEVEL
DET
S-CURVE
AM/FM
IF
BUFF
REG
GND
COMP
TUNING
DRIVE
AM
IF
AM
DET
VCC
AGC
PILOT
CANCEL
PILOT
DET
DECODER
ANTI-BIRDIE
STEREO
SW
FF
38k
FF
19k
VCO
304kHz
AM
RF.AMP
AM
MIX
AM
OSC
ALC
BUFF
P-DET
FF
19k
2
1
2345678910 11 12
24 23 22 21 20 19 18 17 16 15 14
13
IC211 LA1844ML (Electronic Tuning-Supported Home Audio Tuner IC)
9
10
18
11
12
L1
(R1)
LT1
(RT1)
LT2
(RT2)
LT3
(R
T3)
LT4
(RT4)
LTOUT
(RTOUT)
LVROUT
(RVROUT)
LTCOM
(RTCOM)
LVRIN
(RVRIN)
L2
(R2)
L3
(R3)
L4
(R4)
Vref
CL
DI
CE
CONTROL
SHIFT REGISTER
DECODER
LATCH
V
DD VSS
2,29
3,28
5,26
7,2
8,2
14
15
16
6,25
4,27
1,30
17
13
IC411 LC75392 (Single-Chip Electronic Volume Control System)