Panasonic SCXH70 Service Manual page 99

1 2 3
SCHEMATIC DIAGRAM - 5
A
A DVD MODULE(HDMI) CIRCUIT
B
DV DGND
C
D+3R3V
D+3R3V
DV
C3917
LB3901
1
J0JHC0000045
C3915
1
D
LB3908
J0JHC0000045
NSW1R2V
NSW1R2V
DV
C3906
C3913
4V330
0.1
C3922
0.1
VOUT7
DV VOUT7
VOUT6
DV VOUT6
VOUT5
DV VOUT5
VOUT4
DV VOUT4
E
VOUT3
DV VOUT3
VOUT2
DV VOUT2
VOUT1
DV VOUT1
VOUT0
DV VOUT0
F
DV: DVD MODULE(DV5U): SCHEMATIC DIAGRAM 1 - 4
HD: DVD MODULE(HDMI): SCHEMATIC DIAGRAM - 5
TXRST
DV TXRST
G OSC27M
DV OSC27M
I2C_SCL
DV I2C_SCL
I2C_SDA
DV I2C_SDA
D1H410120001
VCLK
DV VCLK
HOTPLG
DV HOTPLG
M+9V
M+9V
DV
H
1 2 3
4 5 6
: +B SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
LB3907 J0JHC0000045
LB3902 J0JHC0000045
C3902
C3914 C3910 C3924
4V330
0.1 0.1 1
C3907
0.1
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35
65
66 D22
67 D21
[65]NC
[32]NC
68 D20
[31]NC
69 D19
[30]NC
70 VDD33
71 D18
D17
72
73 VSS
74 D16
75 VDD12
76 D15
77 D14
78 D13
79 VSS IC3901
MN864702A
80 D12
HDMI TRANSMITTER
81 D11
82 D10
83 D9
84 VDD33
85 VDD12
86 D8
87 D7
88 D6
89 D5 EXT_SWING
90 D4
91 VSS
92 D3
93 D2
[1]NC
[96]NC
94 D1
95 D0
96
97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126
4 3
2 1
RX3901
4 5 6
7 8 9
: VIDEO OUTPUT SIGNAL LINE
C3904
4V330
34 33
32
31
30
C3911
NC 29
1
VDD33 28
VSS 27
C3940
VDD12 26 0.1
AVDD C3929
25
0.1
TX2P 24
AVSS 23
TX2M 22
C3930
AVDD 21
1
TX1P 20
AVSS 19
TX1M 18
C3926
AVDD 17
0.1
TXOP 16
AVSS 15
TX0M 14
C3932
AVDD 13
TXCP 12
AVSS 11
TXCM 10
PVDD1 9
R3901
510
C3928
8
0.1
PVSS1 7
C3923
NC 6
1 D3901
MA2J7280GL
VDD12 5
R3902
NC 4
10K
NC 3
NC 2
Q3901
1
B1ABDF000026
127 128 BUFFER
R3903
10K
R3905
2K
Q3902
B1CFHA000002
LEVEL SHIFTER D
G
K3905 S
R3904
0
4.7K
R3907
2K
D Q3903
B1CFHA000002
G
S
R3906 LEVEL SHIFTER
4.7K
IC3952
C0CBCDC00063
VOLTAGE REGULATOR
3 4
C3955
0.01
2
R3947
10K
1 5
K3903
0
7 8 9
99
10 11 12
1 4
L3903
G1BYYYC00026
2 3
1 4 1 D2+
L3904
2
D2GND
G1BYYYC00026
2 3 3
D2-
4 D1+
1 4 5 D1GND
L3905
6 D1-
G1BYYYC00026
2 3 7 D0+
8
D0GND
1 4 9
D0-
L3906
10 CLK+
G1BYYYC00026
2 3 11 CLKGND
12 CLK-
LB3903 J0JCC0000042
13 CEC
14 RSV
LB3904 J0JCC0000042
15 HDMISCL
LB3905 J0JCC0000042
16 HDMISDA
17 CECGND
18 +5V
LB3906 J0JCC0000042
19
HOTPLG
K3911 0.1
K3909 0.1
R3941
R3942
27K
220K
CECIN
CECIN
Q3941
B1ABDF000026
DIODE
C3941
R3943
220P 100K
Q3942
CECOUT
CECOUT
B1ABDF000026
SWITCH
R3944
220
Q3943
B1ABDF000026
POWER SUPPLY
NSW+6V
NSW+6V
R3946
2.7K
R3945
10K
SA-PT75PH DVD MODULE(HDMI)
10 11 12
13 14
A
B
C
P3901
HDMI
(AV OUT)
D
E
DV
DV
F
DV
G
CIRCUIT
H
13 14