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Panasonic DMR-EH50GN Service Manual page 67

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18 Schematic Diagram
18.1. Interconnection Schematic Diagram
H
G
F
E
D
C
P6803
1
DAT3
2
CMD
3
GND
B
4
3.3V
5
CLK
6
GND
TO
7
DAT0
SD CARD
8
DAT1
9
DAT2
10
WP
11
CD
12
COM
13
FG
A
1
POWER
P7001
GND
1
GND
2
POWER SW ON
L
3
FRONT(L) P.C.B.
P1101
A
N
P1102
1
X SW 5.8V
2
X SW 5.8V
3
X SW 12.4V
4
X SW 12.4V
5
GND
6
GND
7
GND
8
GND
9
GND
10
POWER ON
H
11
D1.5V
12
D1.5V
13
X SW 3.8V
14
DR P ON
H
15
DR12V
16
DR12V
17
DRGND
18
DRGND
19
DR5V
20
DR5V
21
HDD PFAIL
L
22
23
P1103
1
DR12V
2
DR GND
3
DR GND
4
DR5V
POWER P.C.B.
FAN MOTOR
P7101
1
HDD SEL LED
H
2
DVD SEL LED
H
3
SD SEL LED
H
4
X SW 5.2V
5
GND
6
LED P.C.B.
P6802
WP
1
3.3V
2
MSOTX
3
DAT2
4
DAT0
5
XDIAG
6
COM
7
CLK
8
GND
9
DAT1
10
CD
11
DAT3
12
CMD
13
XSORX
14
SD CARD P.C.B.
2
P7506
1
GND
2
GND
3
POWER SW ON
L
P1501
PP7401
1
GND
2
X SW 5.8V
BOOSTER5V
3
X SW 5.8V
4
X SW 12.4V
5
X SW 12.4V
GND
6
GND
7
GND
8
GND
GND
9
GND
JCREG5V
10
GND
SW2
11
POWER ON
H
IIC CLK
12
D1.5V
IIC DATA
13
D1.5V
AFC
14
X SW 3.8V
15
DR P ON
H
SIF OUT
16
DR12V
UNREG38V
17
DR12V
TUNER VIDEO IN
18
DRGND
DGND
19
DRGND
20
DR5V
21
DR5V
22
HDD PFAIL
L
23
P7504
1
FANDCOUT
2
GND
3
FAN LOCK
P7507
1
2
HDD SEL LED
H
3
DVD SEL LED
H
MAIN P.C.B.
4
SD SEL LED
H
5
X SW 5.2V
6
GND
PK7701
PK7301
1
SIF
2
GND
3
4
5
6
7
JC REG.5V
NICAM DECODER P.C.B.
P.C.B.Name
Circuit Name
Main Net
Main
A/V I/O
P.C.B.
Timer
3
4
PS7801
18
18
GND
17
17
BOOSTER 5V
16
16
15
15
14
14
GND
13
13
12
12
11
11
GND
10
10
JC REG 5V
9
9
SW2
8
8
IIC CLK
7
7
IIC DATA
6
6
AFC
5
5
4
4
SIF OUT
3
3
UNREG 38V
2
2
TUNER VIDEO IN
1
1
GND
TU7801
U/V TUNER
1 BOOSTER+B
2
3
4
5
6
7
5V(TUNER)
9
10
SW(VIF)
11
SCL
12
SDA
13
AFC S-CURVE
14
15
SIF OUT
16
BTL+30VIN
17
5V(VIF)
18
VIDEO OUT
TUNER P.C.B.
PK7302
PK7702
SCL
1
SDA
2
3
DECODER AUDIO(R)
4
GND
5
DECODER AUDIO(L)
6
Ref.No.
Ref.No.1500,7400 SERIES
Ref.No.3000,3900,4000,4900 SERIES
Ref.No.7500,7600 SERIES
5
P1502
DR12V
1
DR12V
2
DRGND
3
DR5V
4
P7402
1
2
3
XINTP
4
5
SCLK
6
UARTM2P
7
XINTM
8
UARTP2M
9
SBPTM
10
11
SBMTP
12
13
XMPREQ
14
XDMUTE
15
16
AU5V
17
18
19
20
21
22
23
24
AUGND
25
26
AUGND
27
28
AADC L
29
30
AADC R
31
32
AUGND
33
DGND
34
AUGND
35
IECOUT
36
AUGND
37
ANA3.3V
38
MIXLOUT DM
39
40
MIXROUT DM
41
ANA3.3V
42
DGND
43
DGND
44
DGND
45
DGND
46
YOUT DM
47
ANA5V
48
DGND
49
50
COUT DM
51
ANA5V
52
DGND
53
54
RPROUT DM
55
56
DGND
57
58
GPYOUT DM
59
X SW5.8V
60
DGND
61
X SW5.8V
62
BPBOUT DM
63
X SW5.8V
64
DGND
65
66
R IN
67
D3.3V
68
DGND
69
D3.3V
70
G IN
71
D3.3V
72
DGND
73
D3.3V
74
B IN
75
76
DGND
77
78
RGB CPSVIN
79
80
DGND
81
D1.5V
82
V YIN DM
83
D1.5V
84
DGND
85
D1.5V
86
CPNCIN DM
87
D1.5V
88
6
49

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