Sanyo DC-DA2000 (XE) Service Manual page 10

IC BLOCK DIAGRAM & DESCRIPTION
IC103 MM1469XH (CD Driver)
28 27
D.BUF
T.S.D
D.BUF D.BUF
1 2
IC211 LA1186N-AUDIO (FM Front End)
1
RF IN
IC231 LA1844ML ( Tuner System)
24 23
ALC
AM
OSC
BUFF
LEVEL
DET
S-CURVE
FM
FM
IF
DET
1 2
26 25 24 23 22
D.BUF
Vcc
3 4 5 6 7
Vref
RF MIX
2 3 4
22 21 20
AM
AM
MIX RF.AMP
AGC
AM
AM
DET
IF
AM/FM
IF
COMP
BUFF
TUNING
DRIVE
REG GND
3 4 5
21 20
Vcc
8 9
BUFFER
REG
5 6 7
GND IF OUT
19 18 17
ANTI-BIRDIE
P-DET
VCO
304kHz
6 7 8
- 9 -
19 18 17 16
D.BUF D.BUF
DRIVER MUTE
D.BUF D.BUF
10 11 12 13
OSC
8 9
Vcc
16 15 14
PILOT
DECODER
CANCEL
STEREO
SW
FF
FF FF
38k 19k
19k
2
VCC
9 10 11
15
14
13
PILOT
DET
12