1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
A
B
C
D
E
F
G
H
I
J
LC-20A2E
LC-20A2E
Ë
TUNER BLOCK DIAGRAM
I
2
C bus
S INPUT
AV2 INPUT
AV1
INPUT/
OUTPUT
TUNER
INPUT
HEAD PHONE
OUTPUT
AV
OUTPUT
S INPUT
AV2 INPUT
AV1
INPUT/
OUTPUT
ANT
INPUT
HEAD PHONE
JACK
AV
OUTPUT
SCL, SDA
C IN VPC
H
V
R_VPC, G_ VPC, B_VPC
SUBCLK
SUBIN
SUBOUT
M/S IN
M/S OUT
V IN2 VPC
DY
SC1 IN L/R MSP
V OUT VPC
SC1 OUT L/R MSP
V IN3 VPC
SC2 IN L/R MSP
V IN2 VPC
AN IN1 MSP
SC2 OUT L/R MSP
DACA_L/R
W9
I
2
C
I
2
C
I
2
C
OSD
W1
DC 13V
W13
ANALOG SWITCH
I4
MICON
I9
ANALOG SWITCH
I13
R_OSD, G_OSD, B_OSD
H
V
HEAD PHONE AMP
Q18~Q23
TUNER
W7, W14
HEAD PHONE SOUND(L/R)
SOUND(L/R)
RF
AV1 SOUND(L/R)
AV1 PICTURE
R_SCART, G_SCART, B_SCART
AV1 SOUND OUTPUT(L/R)
AV1 PICTURE OUTPUT
SCL, SDA
AV2 SOUND(L/R)
AV2 PICTURE
S PICTUTE(Y)
S PICTURE(C)
I
2
C
I
2
C
E
2
PROM
I2
ROM
I3
MEMORY
I6
W4
DC JACK
W17
W5
W11
W6
U1
W10
W3
W16
22~23
