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H
Rear AV Terminal,Input Select,Audio Board
IC2207
AUDIO OUT
7
WHITE
JK3104
Q3196
RED
1
Q3197
AV MUTE
AV1
JK3100
IC2001
AV1 FB
FB IN
16
AV1 RED
9V
RED IN
15
AV1 GREEN
GREEN IN
11
AV1 BLUE
BLUE IN
7
AV1 V
VIDEO IN
20
AV1 L
L IN
6
AV1 R
R IN
2
AV1 SLOW
AV1 SLOW
8
AV1 VOUT
TV VIDEO OUT
19
AV1 LOUT
TV L OUT
3
AV1 ROUT
TV R OUT
1
SDA1
12
SCL1
10
AV2
SERVICE
AV2 VOUT
TV VIDEO OUT
19
AV2 LOUT
TV L OUT
3
AV2 ROUT
TV R OUT
1
AV2 V
VIDEO IN
20
AV2 C
C IN
15
AV2 L
JK3101
L IN
6
AV2 R
R IN
2
AV2 SLOW
AV2 SLOW
8
AV2 QLINK
Q-LINK
10
AV4
JK3102
AV4 FB
FB IN
16
AV4 RED
RED IN
15
AV4 GREEN
GREEN IN
11
AV4 BLUE
BLUE IN
7
AV4 V
VIDEO IN
20
AV4 L
L IN
6
AV4 R
R IN
2
AV4 SLOW
AV1 SLOW
8
AV4 VOUT
TV VIDEO OUT
19
AV4 LOUT
TV L OUT
3
AV4 ROUT
TV R OUT
1
AV4 QLINK
Q-LINK
10
AV4C Y
JK3103
Q3170
Y
AV4C PB
Q3171
PB
AV4C PR
Q3172
PR
TH-42PA20B/E
H and TU-Board Block Diagram
IC2003
9V
AVR 5V
1
3
VAO
5
Q2203
L
R
Q2204
3
+
-
IC2002
MSP
37
SLO1
AUDIO
AVR 8V
OUT
SRO1
36
TV L
8V
3
1
SLO1
34
TV
OUT
TV R
SRO1
33
MAIN L
SUB5V
56
SLI1
MAIN
IN
MAIN R
Q3107
SRI1
57
Q3103
Q3100
60
MSP
IC3102
IC3290
SWITCHING
EXP I/O PORT
AV1 RED
R
6
AV1 GREEN
MSP RST
7
G
AV1
DA2
5
AV1 BLUE
EC R
RGB SEL
IN
8
B
R
12
SW2
9
AV1 FB
EC G
14
FB
G
11
SDA
14
EC B
AV4 RED
B
10
SCL
15
2
R
EC FB
AV4 GREEN
FB
13
G
3
AV4
AV4 BLUE
IN
4
B
AV4 FB
15
FB
5
RGB SEL
IC3101
SWITCHING
H
AV1 VOUT
14
Q3104
5
L
11
12
H
AV2 VOUT
1
Q3105
3
L
16
2
H
AV4 VOUT
9
Q3106
6
L
8
7
IC3100
SWITCHING
H
AV2 LOUT
14
5
L
11
Q3101
12
H
AV2 ROUT
9
6
L
8
Q3102
7
AV MUTE
AV1 LOUT
Q3204
AV1 ROUT
Q3205
QLINK SEL
MAIN RF
Q3200
Q3201
AV MUTE
IC2653
3.3V
AVR 2.5V
3
5V
1
5
2.5V
IC2670
6
3
BUFFER
RESET
11
2A1
2Y1
9
SDO0
12
1Y4
1A4
8
AB-SD1
17
2A4
2Y4
3
AB-LRCLK
15
2A3
2Y3
5
AB-SCK
13
2A2
2Y2
7
21
17
6
5
4
SCART
DACA L
HP
DAC
OUTPUT
DAC
OUT
SELECT
HEADPHONE
DACA R
DAC
SURROUND
SOURCE
SOUND
SCART
PROCESSING
SELECT
DSP
INPUT
SELECT
DACM L
LOUDSPEAKER
SP
SOUND
ADC
PRESCALE
DAC
OUT
PROCESSING
DACM R
ANA IN+
67
Q2006
Q2007
IC3200
AV SW
AV1 V
1
V
AV1 L
AV1
2
L
AV1 R
IN
4
R
MAIN
AV1 SLOW
SW2-1
6
OUT
AV2 V
8
V
10
Y
AV2
AV2 C
12
C
IN
SUB
AV2 L
OUT
9
L
AV2 R
R
11
AV2 SLOW
13
SW2-2
AV3
AV4 V
IN
22
V
24
Y
AV4
AV4 C
26
C
IN
AV4 L
SW-3
23
L
AV4 R
25
R
AV4 SLOW
SW2-4
27
41
MONT V
Q3203
63
MAINRF
MONITOR LOUT
38
L
MONT
TV L
SDA
MONITOR ROUT
R
OUT
40
SCL
TV R
DCOUT
TV L
TVL
62
TV
TV R
IN
64
TVR
TV L
AV4 LOUT
43
L
AV4
TV R
AV4 ROUT
OUT
45
R
Q3207
Q3206
AV MUTE
IC2652
3D SURROUND
&SOUND ENHANCEMENT
RESET
SDA
13
6
IC2654
SDO0
3
SCL
5
DUAL BUS SWITCH
AB-SD1
25
AB-LRCLK
28
6
SDA
AB-SCK
29
5
SCL
IC2200
HP AMP
H9
TO K9
HP L
IN1
8
OUT1
4
4
HP L
HP R
25
9
IN2
OUT2
6
6
HP R
VOL
13
24
H1
TO DG1
Q2202
SOUND DEF
MAIN L
7
A11
MAIN L
28
Q2004
5
L
R
MAIN R
27
Q2003
3
+
1
B12
MAIN R
-
IC2206
SDA1
A7
VAO
SCL1
A8
SDA0
B8
B9
SCL0
EC R
EC R
B34
EC G
EC G
A33
EC B
EC B
A34
EC FB
EC FB
B33
MAIN L
L
52
MAIN R
R
54
MAIN YV
Y
56
Q3208
B13
MAIN Y/VBS
MAIN C
C
58
Q3209
B14
MAIN C/Pb
SUB Y
Y
44
Q3210
B15
SUB Y/VBS
SUB C
C
47
Q3211
B16
SUB C/Pb
AV3 V
AV3 Y
V
15
AV3 Y
B31
AV3 V
AV3 Y
B30
AV3 V
Y
17
AV3 C
AV3 C
B29
AV3 C
C
19
AV3 S
B32
AV3 S
AV3 L
AV3 L
L
16
A27
AV3 L
AV3 R
AV3 R
B27
AV3 R
R
18
AV4C Y
AV3 SLOW
B17
AV4 Y
21
AV4C PB
B18
AV4 Pb
AV4C PR
B19
AV4 Pr
A22
AV MUTE
B23
SOUND DEF
AV2 QLINK
AV2 QLINK
B21
AV4 QLINK
AV4 QLINK
A21
QLINK SEL
QLINK SEL
B22
AFT1
A23
AFT1
AGC1
A32
AGC1
SDA0
34
SCL0
32
H10
AFT1
14
AFT1
36
AM
12
AM
MAIN RF
22
VIDEO
AGC1
23
RF AGC
MSP
24
MSP
2
SCL
4
SDA
TU
Tuner Board
TNR001
1st TUNER
T10
14
16
AFT1
AM
12
14
VIDEO
22
18
1
AGC
23
17
RF AGC
24
21
MSP
2
4
S-CLOCK
S-DATA
4
5
TH-42PA20B/E
H and TU-Board Block Diagram
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