Panasonic SA-PT550E Service Manual page 87

1 2 3
SCHEMATIC DIAGRAM - 5
A
DVD MODULE(HDMI) CIRCUIT
D2 DGND
B
K3908
0
D+3R3V
D2
C
C3917
LB3901 1
J0JHC0000045
C3915
C3901
1
4V330P
LB3908
J0JHC0000045
D2
NSW1R2V
D
C3906
C3913
4V330P
0.1
C3922
0.1
D2 VOUT7
D2 VOUT6
D2 VOUT5
D2 VOUT4
D2 VOUT3
VOUT2
D2
VOUT1
D2
VOUT0
D2
E
F
D2: DVD MODULE (DV5): SCHEMATIC DIAGRAM 1 - 4
HD: DVD MODULE (HDMI): SCHEMATIC DIAGRAM - 5
NRST
D2
TXRST
D2
OSC27M
D2
I2C_SCL
D2
I2C_SDA
D2
G
D2 VCLK
D2 HOTPLG
M+9V
D2
D2 DMIX_SEL
2CH_SEL
D2
H
1 2 3
4 5 6
: +B SIGNAL LINE : DVD AUDIO SIGNAL LINE
LB3907 J0JHC0000045
LB3902 J0JHC0000045
C3902
C3910
C3914 C3924 4V330P
0.1
0.1 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
65
66 D22
67 D21
[65]NC
68 D20
69 D19
70 VDD33
71 D18
72 D17
VSS
73
74 D16
75 VDD12
76 D15
77 D14
78 D13
IC3901
79 VSS
MN864702A
80 D12
HDMI TRANSMITTER
81 D11
82 D10
83 D9
84 VDD33
85 VDD12
D8
86
87 D7
88 D6
89 D5
90 D4
91 VSS
92 D3
93 D2
[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
R3921
0
4 3
2 1
RX3901
D1H410120001
4 5 6
7 8 9
: DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE
C3904
4V330P
C3907
0.1
VA3901-VA3908
EZAEG2A50AX
37 36 35 34 33
32
31
30
C3911
[32]NC
NC 29
1
[31]NC
VDD33 28
[30]NC
VSS 27
C3940
VDD12 26
0.1
AVDD 25 C3929
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
AVDD 13
TXCP 12
AVSS
11
TXCM 10
PVDD1 9
R3901 510
C3928
EXT_SWING 8
0.1
PVSS1 7
C3923 Q3901
NC 6
1
VA3909-VA3913
2SD1819A0L
VDD12 5
EZJZ0V800AA
BUFFER
NC 4
[1]NC
D3901
NC 3
MA2J72800L
NC 2
R3902
1 10K
Q3901
124 125 126 127 128
R3903
10K
R3905 2K
Q3902
B1CFHA000002
LEVEL SHIFTER D
G
K3905
S
R3904
0
4.7K
R3907
2.2K
D
B1CFHA000002
G
S
R3906 LEVEL SHIFTER
4.7K
IC3952
C0CBCDC00063
TERMINAL VOLTAGE REGULATOR
3 4
C3955
0.01
2
R3947
10K
1 5
K3903
0
7 8 9
87
10 11
1 4
L3903
J0MAB0000170
2 3
1 4 1 D2+
L3904
2
D2GND
J0MAB0000170
2 3 3
D2-
4 D1+
1 4 5 D1GND
L3905
6 D1-
J0MAB0000170
2 3 7 D0+
8 D0GND
1 4 9 D0-
L3906
10 CLK+
J0MAB0000170
2 3 11 CLKGND
12 CLK-
LB3903 J0JCC0000119
13
CEC
14 RSV
LB3904 J0JCC0000119
15 HDMISCL
LB3905 J0JCC0000119
16 HDMISDA
17 CECGND
18 +5V
LB3906 J0JCC0000119
19 HOTPLG
20 FRAME
21 FRAME
22 FRAME
Q3941 - Q3942 23 FRAME
2SD1819A0L
SWITCH
R3941
R3942
27K
220K
7
CECIN
Q3941
6
DGND
5
CECOUT
+5V_SW
C3941 4
3 DMIX_SEL
R3943
220P
100K 2 NSW+6V
1 2CH_SEL
Q3942
R3944
220
Q3943
2SD1819A0L
BUFFER
R3946
2.7K
Q3903
SA-PT550E/EB/EG DVD MODULE (HDMI) CIRCUIT
10 11
SA-PT550E / SA-PT550EB / SA-PT550EG
12 13 14
A
B
P3901
C
HDMI AV OUT
D
FP3902
B
TO
E
MAIN CIRCUIT
(CN2010)
IN SCHEMATIC
DIAGRAM - 8
F
G
H
12 13 14