Block Diagram (4) - Sony KDF-E42A12U Service Manual

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