Philips 20MF251W-27 Service Manual page 54

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Circuit Diagrams and PWB Layouts
DVD Output Board:
1
2
DVD OUTPUT
I
XP1
CVBS
1
CBVS
TRIN1
2
TRIN
3
S-Y
4
STNBY
VCC/ 2
G
5
G/Y
6
GND
A
7
S-C
B
8
PB
RED
9
PR
10
GND
L
11
RST
DATA0
12
D0
13
D1
14
D2/SCLDET
ASTB
15
ASTB
MC
VCC/ 2
16
SCL(mc)
MD
17
SDA(md)
18
GND
SACK
19
SCLK
B
20
GND
BCK
R
21
BCLK
22
GND
LRCK
23
LRCK
24
+5V(RMC)
SPDIF
25
SPDIF
V33
VCC/ 2
10
3V3
9
GND
5VOUT
8
5V
7
GND
12VOUT
6
C
12V
5
GND
4
RMC
3
SCL
2
STNDBY
1
TRIN
XS1
SACK
BCK
16
1
ASTB
DATA0
15
2
MC
LRCK
14
3
MD
13
4
D
3V3A
12
5
ZERO
5VA
11
6
L
10
7
R
9
8
C11
+
C10
D3
100N
10uF/10v
PCM1742
R304
10
5VOUT
E
C304
C302
+
104
100U/10V
D301
74HCU04
F
SPDIF
R355
330
1
2
SHA2.0U LA
3
4
R28
R373
100k
10k
C37
C346
3N
330p
R371
3.9k
2
-
C340
R370
R26
10U/16V
5.1k
3
+
10K
N304
4558
R27
5
+
10K
6
-
C342
R376
R378
10U/16V
5.1K
3.9k
C347
330p
R29
100k
R379
C349
10k
3n
LLL
RRR
1
1
R14
R15
VD8
VD7
1k
1k
2SD601
2SD601
R13
10k
R11
VD2
1
10k
2SB709
1
5VA
VD1
2SD601
R12
10k
R6
L4
000
OPT
600
C4
12P
3
4
7.
EN 54
5
6
+12VOUT
R374
10
R24
10k
+
C27
C28
47U/16V
100N
C344
C368
+
100N
47U/16V
V+
8
L308
1
C343
601
R405
10U/16V
100
C367
120P
R10
L7
100
7
600
C345
10U/16V
V-
4
C9
120P
5VOUT
L9
VID5V
600
CB6
+
C29
100N
100uF/ 1 0v
ZERO
5VOUT
R2
TRIN
C32
10k
20P
L5
V33
3V3A
600
C5
+
C6
100N
100uF/ 1 0v
5VOUT
L6
5VA
600
C7
+
C8
100N
100uF/ 1 0v
5VA
MC
R7
4k7
MD
R9
4k7
ASTB
R18
10k
5
6
7
8
9
VCC/ 2
8
LLL
GND
6
R25
L
7
PR
5
10k
GND
6
RRR
GND
4
R
5
PB
3
GND
4
OPT
GND
2
OPT
3
1
G/Y
GND
2
GND
1
XS003
VIDEO
LLL
XS3
RRR
VID5V
R32
510
5
V+
4
-
L10
R33
1
CVBS
600
3
+
75
V-
2
R31
N1
R30
75
AD8061
510
VID5V
R36
510
5
V+
4
-
L11
R37
1
G
600
3
+
75
V-
2
R35
N2
R34
75
AD8061
510
VID5V
R39
510
V+
5
4
-
L12
R40
1
B
600
3
+
75
V-
2
R41
N4
R38
75
AD8061
510
VID5V
R43
510
5
V+
4
-
L13
R44
1
RED
600
3
+
75
V-
2
R45
N5
75
R42
AD8061
510
7
8
9
C4
E3
R31
C7
C5
E6
R32
B8
C6
E6
R33
B8
C7
E5
R34
D7
C8
E6
R35
D7
C9
B7
R36
C8
D1
D8
C10
R37
D1
E7
C11
R38
R1
A6
C27
R39
D8
A
B1
C28
A8
R40
E8
C29
D6
R41
E7
G1
C37
A3
R42
F7
VD1
C302
E1
R43
F8
C304
E1
R44
F8
C340
A2
R45
F7
C342
B2
R304
E1
C343
A5
R355
F2
C344
A6
R370
A3
C345
B5
R371
A4
B
C346
A4
R373
A4
C347
B4
R374
A5
C349
C3
R376
B3
C367
B7
R378
B3
C368
A6
R379
C5
VD1
CB6
D6
R405
A6
CB7
CB7
C9
VD1
D4
CB8
D9
VD2
D3
20P
CB9
E9
VD7
D3
CB10
F9
VD8
D4
C
D3
D1
XP1
A1
L4
E3
XS1
C1
L5
D5
XS3
A9
L6
E5
XS003
A8
L7
B6
L9
C5
G1
L10
B9
CB8
L11
D9
L12
E9
20P
F9
L13
D
A6
L308
C8
N1
N2
D8
N4
E8
N5
F8
N304
B5
R6
E3
B1
R7
F5
R9
F5
CB9
R10
B6
E
20P
R11
D5
R12
D3
R13
D4
R14
D3
R15
D4
R18
F5
R24
A6
R25
A7
R1
R26
A4
R27
B4
CB10
F
R28
A3
20P
R29
C3
R30
C7

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