Philips 247E4LHAB/00, Service Manual

Page: 19 / 96

19
Meridian 3
6. Schematic
6.1 Scaler Board (715G5452M01000004Q) (for 247E4LHAB) Remark: Part
s position can be searched by
using FIND function in PDF
.
RI
N
4
DE
T
_
HDM
I0
DE
T
_
V
G
A
D
DC_
WP
SC
L
_
V
G
A
RE
D-
GR
EE
N
-
BL
U
E
-
VG
A
5
V
RE
D+
BL
U
E
+
SD
A
_
V
G
A
HS
I
R
1
02
75
R
1
/1
6
W
1
%
C11 3
220N 10V
U1
0
6
A
O
Z
8
80
4D
I
CH
1
1
CH
2
2
VN
3
CH
3
4
CH
4
5
NC
6
NC
7
VN
8
NC
9
NC
10
R1
1
0
1
0
0
O
HM
C
121
NC
/1
0
0
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6
V
GR
EE
N
+
C1
0
9
4
7
N
F
1
6
V
FB
1
0
6
30
0R
0
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R1
0
1
NC R1
1
5
1
0
K
ZD
1
0
3
RL
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.6
B
C1
0
4
4
7
N
F
1
6
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0
2
M
2
4C
02
-R
M
N
6
T
P
E0
1
E1
2
E2
3
VS
S
4
SD
A
5
SC
L
6
WC
7
VC
C
8
R10 9
75 R 1/ 16 W 1%
R1
2
0
2.
2K
1/
16W
ZD10 6
RLZ5 .6B
1 2
C1 05 5PF 50 V
R1
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10
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M
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5
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0
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M
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22
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0
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3
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1
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C
3
9
8
-0
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I/
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1
1
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D
2
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2
3
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3
4
NC
5
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4
6
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6
1
0
0
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H
M
R1 34 22K1 /16W
ZD1
0
1
NC/
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B
C1
1
4
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0
0
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6
V
R1 23 4.7 K1/ 16 W
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3
5
3
3
K
1/
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5%
R
1
03
75
R
1
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6
W
1
%
D1
0
1
BA
V7
0
3
1
2
C1 06 5PF 50 V
R
1
04
75
R
1
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1
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10
1
1
9
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0.
5A
1
2
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0
2
4
7
N
F
1
6
V
C1
2
3
10
0
N
16
V
R11
7
0R
05
1
/1
0
W
R
1
18
10
0
O
H
M
R1
1
2
1
0
0
O
HM
CN
1
0
1
D-
S
U
B
1
5
P
1 6 2 7 3 8 4 9 5
11 12 13 14 15
10
17 16
C1
0
1
NC
/1
0
0
N1
6
V
R1 24 22K 1/1 6W
Q1
02
L
M
BT
39
04
LT
1
G
R
1
6
4
10
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M
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9
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3
0
10
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M
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1
0
2
NC
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L
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5
.6
B
R1 22 4.7 K1/ 16 W
R1
6
7
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R
1
19
10
0
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M
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1
1
1
0
0
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HM
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B
10
2
1
9
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0.
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1
2
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1
7
10
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1
6
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01
NC
C1 07 5PF 50 V
D1
0
2
BA
T
5
4C
VS
I
C1
1
1
22
P 50
V
CN
1
0
2
HD
M
I
TH
1
20
TH
2
21
D2
+
1
D
2
S
h
ie
ld
2
D2
-
3
D1
+
4
D
1
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h
ie
ld
5
D1
-
6
D0
+
7
D
0
S
h
ie
ld
8
D0
-
9
CK
+
10
C
K
S
h
ie
ld
11
CK
-
12
CE
Re
m
o
te
13
NC
14
D
DC CL
K
15
DD
C DA
T
A
16
GN
D
17
+5
V
18
HP
DE
T
19
TH
3
22
TH
4
23
TH
5
24
C1
1
6
22
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1
0
V
R10 8
75 R 1/ 16 W 1%
F
B
10
3
1
9
R
0.
5A
1
2
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6
5
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C1
0
3
4
7
N
F
1
6
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C1
1
0
4
7
N
F
1
6
V
R1
3
6
6.
2K
OH
M
5%
1
/1
6
W
R
121
2.
2K
1/
1
6
W
C1
2
2
NC
/1
0
0
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6
V
U1
0
3
AZ
C
3
98
-0
4S
I/
O
1
1
GN
D
2
I/
O
2
3
I/O
3
4
NC
5
I/O
4
6
U1
0
4
AZ
C
3
9
8
-0
4S
I/O
1
1
GN
D
2
I/O
2
3
I/O
3
4
NC
5
I/O
4
6
R10 7
75 R 1/ 16 W 1%
R1 33 4.7 K1 /16W
C1
0
8
4
7
N
F
1
6
V
ZD10 7
RLZ5 .6B
1 2
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0
7
A
O
Z
8
80
4D
I
CH
1
1
CH
2
2
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3
CH
3
4
CH
4
5
NC
6
NC
7
VN
8
NC
9
NC
10
R1 32 4.7 K1 /16W
U1
0
5
M2
4
C
0
2
-R
M
N
6
T
P
E0
1
E1
2
E2
3
VS
S
4
SD
A
5
SC
L
6
WC
7
VC
C
8
SC
L
_
V
G
A
VS
I
DE
T
_
V
G
A
I
4
+
5
V_
SB
3,
4,
7
E
S
D_
HD
M
I2
E
S
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HD
M
I2
D
DC_
WP
ES
D
_
V
G
A
ES
D
_
VGA
VG
A5
V
+
5
V_
SB
H
D
M
I2
_+
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+
5
V_
SB
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D
_
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HD
M
I0
_
S
D
A
HD
M
I0
_
S
C
L
S
D
A_
VG
A
HS
I
GI
N
4
BI
N
4
HDM
I2
/D0
-
GN
D
B
4
HDM
I2
/D2
+
GN
D
G
4
GN
D
R
4
HDM
I2
/D2
-
HDM
I2
/D1
-
HDM
I2
/CK
+
HD
M
I2
/D1
-
HDM
I2
/D0
+
HDM
I2
/CK
-
HD
M
I2
/D0
-
HDM
I2
/D1
+
D
DCA
_
S
CL
4
D
DCA
_
S
DA
4
HD
M
I2
/D2
+
HD
M
I2
/D1
+
HD
M
I2
/D0
+
HD
M
I2
/D2
-
HD
M
I2
/CK
-
HD
M
I2
/CK
+
CE
C
3
HD
M
I2
_
S
D
A
4
HD
M
I2
_
S
C
L
4
DE
T
_
H
D
M
I2
4
H
D
M
I2_
H
O
T
P
LU
G
HD
M
I0
_
S
C
L
HD
M
I0
_
S
D
A
HS
Y
N
C
4
VS
Y
N
C
4
HDM
I2
_
H
P
D
4
H
D
M
I2
_D
2-
4
H
D
M
I2
_D
2+
4
H
D
M
I2
_D
1+
4
H
D
M
I2
_D
0+
4
H
D
M
I2
_D
1-
4
H
D
M
I2
_D
0-
4
HDM
I2
_
C
K
+
4
HDM
I2
_
C
K
-
4
DDC
_
W
P
3
,4
DE
T
_
HDM
I0
HD
M
I2
_
+
5
V
HD
M
I2
_
+
5
V
HDM
I2
/D
2
+
HDM
I2
/C
K
-
HDM
I2
/C
K
+
HDM
I2
/D
1
+
HDM
I2
/D
0
+
HDM
I2
/D
2
-
HDM
I2
/D
1
-
HDM
I2
/D
0
-
CE
C
HD
M
I0
_
S
C
L
HD
M
I0
_
S
D
A
DE
T
_
HDM
I0
HD
M
I2
_
HO
T
P
L
U
G
INPUT