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Block Diagram (6) - Sony KF-42WE610K Service Manual

Lcd projection tv sony kf-42we610k/ kf-50we610k/ kf-60we610k.
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BLOCK DIAGRAM (6)

J9401
V1-Y
Y
C
V1-C
3
4
S VIDEO
1
2
V1-S
V1-S2
V1-V
VIDEO
Y
VIDEO IN
1
L
V1-L
L
(MONO)
AUDIO
V1-R
R
R
V3-Y
Y
C
V3-C
3
4
S VIDEO
1
2
V3-S
V3-S2
V3-V
VIDEO
Y
VIDEO IN
3
V3-L
L
L
(MONO)
AUDIO
V3-R
R
R
V4-Y
J9409
V4-C
Y
C
3
4
S VIDEO
1
2
V4-S
V4-S2
V4-V
Y
VIDEO
VIDEO IN
4
L
V4-L
L
(MONO)
AUDIO
V4-R
R
R
J9402
R
D1-R
R
AUDIO
L
D1-L
L
VR
CR5
HD/DVD
PR
IN 5
VB
CB5
PB
VG
Y5
Y
J9400
R
D2-R
R
AUDIO
L
D2-L
L
CR6
VR
HD/DVD
PR
IN 6
CB6
VB
PB
VG
Y6
Y
CN9400
SSW2
V2-SW
1
V2-S2
V2-S2
2
V2-C
V2-C
4
V2-Y
Q
V2-Y
6
V2-V
V2-V
8
TO
V2-L
H3 BOARD
V2-L
10
CN43
V2-R
V2-R
12
CN9402
PR
PR
1
PB
PB
3
Y
N
Y
5
TO
DV1-L
UD BOARD
L
7
CN7006
DV1-R
R
9
IC9400
AV INPUT SELECT SWITCH
Q9407
Q9402
MAIN Y/V OUT
44
BUFFER
BUFFER
V1-V
15
V-IN1
V2-V
22
V-IN2
SUB V OUT
53
V3-V
8
V-IN3
V4-V
1
V-IN4
YIN
49
Q9405
Q9408
SUB Y OUT
56
BUFFER
BUFFER
V1-Y
17
Y-IN1
V2-Y
24
Y-IN2
V3-Y
Q9404
Q9412
10
Y-IN3
SUB C OUT
58
BUFFER
BUFFER
V4-Y
3
Y-IN4
V1-C
Q9406
Q9413
19
C-IN1
MAIN C OUT
47
BUFFER
BUFFER
V2-C
26
C-IN2
V3-C
12
C-IN3
V4-C
5
C-IN4
MAIN L OUT
43
D2-L
59
V6-L
D1-L
62
V5-L
MAIN R OUT
45
V1-L
16
L-IN1
V2-L
23
L-IN2
V3-L
9
L-IN3
SUB L OUT
52
V4-L
2
L-IN4
SUB R OUT
54
D2-R
MS-L
61
V6-R
D1-R
MS-R
64
V5-R
V1-R
18
R-IN1
V2-R
DVI-L
25
R-IN2
V3-R
DVI-R
11
R-IN3
V4-R
4
R-IN4
ATSC-L
V1-S
ATSC-R
21
SSW-IN1
V1-S2
20
S2-IN1
SSW2
28
SSW-IN2
V2-S2
MAIN-L OUT
27
S2-IN2
V3-S
MAIN-R OUT
14
SSW-IN3
SDA
34
V3-S2
13
S2-IN3
SCL
33
V4-S
7
SSW-IN4
V4-S2
6
S2-IN4
IC9402
COMPONENT INTERFACE
CR5
SDA
31
1
IN3-1
CB5
2
IN3-2
SCL
30
Y5
3
IN3-3
4
IN3-H
CLAMP-SW
17
5
IN3-V
PR
7
IN4-1
PB
8
IN4-2
YG_IN
16
Y
9
IN4-3
10
IN4-H
Q9414
YG_OUT
15
BUFFER
11
IN4-V
ATSC-PR
Y
33
IN1-1
SEL Y OUT
27
AT-L
ATSC-PB
34
IN1-2
ATSC-Y
35
IN1-3
CB
AT-R
SEL CB OUT
26
CR6
41
IN2-1
CB6
CR
42
SEL CR OUT
25
IN2-2
Y6
43
IN2-3
44
IN2-H/L1
45
IN2-V/L2
NC
46
IN2-L3
NC
47
IN2-SW
X9400
20
EXTCLK/XTAL
CN9404
1
ATSC-L
CONTROL
S
3
ATSC-R
IN
CN9405
CONTROL
S
1
ATSC-PR
OUT
3
ATSC-PB
5
ATSC-Y
IC9401
IC9401
AV INPUT/OUTPUT SELECT SWITCH
VIDEO SWITCH
Q9427
10
MAIN-YV
MAIN YV OUT
44
8
YV
BUFFER
Y
9
COMP Y
MAIN C OUT
47
11
C
CB OUT
CB
8
COMP CB
3
SUB-YV
16
CR OUT
CR
1
COMP CR
5
SUB-C
YIN
49
SUB V OUT
53
12
MAIN-C
Q9410
Q9401
SUB Y OUT
56
BUFFER
BUFFER
9
MAIN-L
Q9409
Q9404
SUB C OUT
58
BUFFER
BUFFER
11
MAIN-R
MTU-V
Q9403
RF MAIN-V
15
BUFFER
2
SUB-L
4
SUB-R
Q9411
STU-V
RF SUB-V
22
BUFFER
59
MS-L
61
MS-R
MTU-L
RF MAIN-L
16
29
DVI-L
MTU-R
RF MAIN-R
18
31
DVI-R
SUB-LR
62
ATSC-L
RF SUB-L
23
64
ATSC-R
RF SUB-R
25
43
MAIN-L OUT
SDA
34
45
MAIN-R OUT
SCL
33
IC9405
AUDIO BUFFER
Q9426
1
3
BUFFER
Q9428
7
5
BUFFER
D9435
Q9416
MUTE SWITCH
D9430
Q9416
MUTE SWITCH
Q9417, 9418
D9434
INITIAL
+9V
MUTE SWITCH
– 94 –
KF-42WE610K/50WE610K/60WE610K
K
RM-Y913K
Y
Q9421
Y OUT
6
BUFFER
CONT 7
Q9424
CB
5
BUFFER
CONT
12
Q9425
CR
3
BUFFER
CONT
2
CN9406
C/V SW
MUTE
4
MUTE
VGA
3
VGA
RESET
2
RESET
1
5V
CN9401
A31
SUB-YV
A30
SUB-C
MS-L
A28
MS-L
MS-R
A27
MS-R
SUB-LR
A26
SUB TU LR
SUB-V
A25
SUB TU V
MTU-R
A24
MAIN TU R
MTU-L
A23
MAIN TU L
MTU-V
A22
MAIN TU V
SDA
C21
SDA
SCL
C20
SCL
MAIN-R
A19
MAIN-R OUT
MAIN-L
A18
MAIN-L OUT
C/V SW
A16
C/V COMP SW
CR
A15
COMP CR
CB
A14
COMP CB
Y
A13
COMP Y
A11
CONT-S IN
A10
CONT-S OUT
MUTE
C8
DVI-MUTE
VGA
A8
DVI-VGA
RESET
A7
DVI-RESET
A6
VAR MUTE
+5V
C5
+5V
C4
+5V
Q9419
BIAS
+9V
C3
+9V
C2
+9V
A3
VAR R OUT
A2
VAR L OUT
IC9405
LINE AMP
5
7
R
6
AUDIO
3
1
L
2
Q9423, 9422
MUTE
U
(VIDEO INPUT)
RM-Y913K
RM-Y913K
C
TO
UD BOARD
CN7005
E
TO
A BOARD
CN8006
AUDIO
OUT
VAR/FIX

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