Service manual

- 33 -
5-1. BLOCK DIAGRAMS (4)
L
R
TO H3 BOARD
CN4301
18
To Sheet 1
To Sheet 1
To Sheet 1
To Sheet 1
To Sheet 1
ROUT2
LOUT2
S2-2
RV2
LV2
V2
LOUT1
ROUT1
LOUT1
ROUT1
E
Q
P
N
M
L
KJI
H
H
H
H
H
G
F
D
C
A B
Q2503
Q2506
26
64 31
52
53
45
44
Q2504
Q2502
Q9603
Q9604
FAN_CLT
SP_MUTE
AGC_DEFECT
FAN_PORT
SDA
SCL
Q9607
(Digital Only)
Q9606
(Digital Only)
ROUT2
LOUT2
AVLINK
??
TUNER_L
TUNER_R
Y
CR
CB
Q9515
Q9510
Q9514
RTV
63
TV
64
60
V6
58
COUT1
56
YOUT1
LTV
Q9601
Q9512
LOUT1
54
VOUT1
ROUT1
CIN1
51
ROUT2
ROUT3
40
43
41
V/YOUT2
LOUT2
VOUT3
38
LOUT3
SDA
SCL
34
SDA
33
SCL
RV5
LV5
J9154
V3
RV3
LV3
RV5
29
LV5
LV4
C4
RV4
Y4
V4
LV4
C4
RV4
Y4
V4
LV4
23
25
24
C4
RV4
Y4
22
V4
20
S2-3
V3
19
C3
LV1
V1
S2-1
RV1
S2-2
RV2
LV2
V2
2
LV1
1
V1
15
6
S2-1
13
S2-2
11
RV2
9
LV2
17
16
RV3
Y3
LV3
8
V2
4
IC9500 AV Switch
RV1
Y
14
L
8
CN9514
CR
10
CB
12
R
7
HDMI_RST
2
CN9505
Q9500
20
19
15
8
6
3
2
1
CN3803
(Digital Only)
4
10
CN9501
Q2601
Q2514
Q2513
Q2509
Y
CR
CB
2
2
3
9
10
11
5
12
4
13
1
14
15
16
IC2601
Analog Switch
(YUV Input Selector)
9
10
11
K p3
5
J p3
12
Q2508
4
3
1
13
14
15
IC2506
Analog Switch
(YUV Input Selector)
Q2505
H p3
G p3
Q2510
3
2
1
5
6
7
IC2507
Analog Switch (FB Selector)
D p3
12
A p3
13
E p3
B p3
F p3
C p3
15
9
10
11
14
4
5
3
2
1
IC2504
Analog Switch
(RGB Input Selector)
FL2500
3
2
Y 4
B
A
2
1
IC2500
Logic Gate (Sync Adder)
Q2501
SDA
14
SCL
13
CVBS-OUT
HS
9
VS
4
3
15
CVBS2
44
C3-IN
C2-IN
43
CVBS3 41
39
YS3
Y-OUT
21
22
B1-IN
23
G1-IN
CR-OUT
25
R1-IN
26
CB-OUT
27
IC2501
Chroma Decoder
Q9516
Q9511
Q9516
TUNER_R
TUNER_L
HDMI_L[0]
HDMI_R[0]
SDA_5V
SCL_5V
77
67
60
57
56
54
53
51
34
33
50
78
24
3
22
20
19
28
27
25
13
2
??
DIGITAL_CVBS
DIGITAL_R
DIGITAL_L
ABCK
ADD
ALRCK
ABCK
ADD
ALRCK
J2802
Q7810
Q7811
Q7802
Q7806
Q7801
D_CTR_I/O_1
D_CTR_I/O_0
SC1_IN_R
SC1_IN_L
SC2_IN_R
SC2_IN_L
SC3_IN_R
SC2_OUT_L
DACA_R
SC2_OUT_R
I2C_DA
ANA_IN1+
I2C_DA_IN3
I2S_WS3
I2S_CL3
SC3_IN_L
DACM_L
DACM_R
DACA_L
DVSUP
IC7804
Sound Processor
I2C_CL
Q3678
Q3880
Q3881
L_IN
36
L OUT
17
R_IN
R OUT
HP_L
3
HP_R
4
HP_DEP
2
CN9513
CN8550
(Digital Only)
FAN_CLT
SP_MUTE
AGC_DEFECT
FAN_PORT
SDA
SCL
SDA
SCL
Q8507
5
DAC2
4
DAC3
SDA_TV
3
9
11
N_RST
5
7
SCL_TV
2
CN8551
(Digital Only)
32
30
17
11
6
CN9512
8
10
14
15
SW2
SW3
SDA
SCL
7
DAC0
6
DAC1
3
DAC4
2
1
SW0
IC8500
Port Expander
SW1
SC5_IN_R
CN9501
16
11
20
15
15
8
6
3
2
1
9
19
11
20
16
15
8
6
3
2
1
10
RV5
LV5
2
5
8
9
10
13
14
15
18
25
26
28
30
3
4
2
ATT
??
??
JB 2/2 ( )
Audio Processor, AV Switch, Chroma
Decoder, Video Processor, Main Micro