Panasonic SA-PT750PC Service Manual page 105

1 2 3
SCHEMATIC DIAGRAM - 5
A
DVD MODULE(HDMI) CIRCUIT
D2 DGND
B
K3908
0
D2 D+3R3V
C
C3917
LB3901 1
J0JHC0000045
C3901
C3915
4V330P
1
LB3908
J0JHC0000045
NSW1R2V
D2
D
C3906
C3913
4V330P
1
C3922
0.1
VOUT7
D2
VOUT6
D2
VOUT5
D2
VOUT4
D2
VOUT3
D2
VOUT2
D2
D2 VOUT1
D2 VOUT0
E
D2: DVD MODULE (DV5): SCHEMATIC DIAGRAM 1 - 4
F HD: DVD MODULE (HDMI): SCHEMATIC DIAGRAM - 5
D2 NRST
TXRST
D2
OSC27M
D2
I2C_SCL
D2
I2C_SDA
D2
G D1H410120001
VCLK
D2
HOTPLG
D2
M+9V
D2
D2 DMIX_SEL
D2 2CH_SEL
H
1 2 3
4 5 6
: +B SIGNAL LINE : DVD AUDIO SIGNAL LINE
LB3907 J0JHC0000045
LB3902 J0JHC0000045
C3902
C3914 C3910 C3924
4V330P
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
65
66 D22
67 D21
[65]NC
[32]NC
68 D20
[31]NC
69 D19
[30]NC
70 VDD33
71 D18
72 D17
73 VSS
74 D16
75 VDD12
76 D15
77 D14
78 D13
IC3901
79 VSS
MN864702
80 D12
HDMI TRANSMITTER
81 D11
82 D10
83 D9
84 VDD33
85 VDD12
D8
86
D7
87
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
R3921
0
4 3
2 1
RX3901
4 5 6
7 8 9
: DVD VIDEO SIGNAL LINE : MAIN SIGNAL LINE
C3904
4V330P
VA3901-VA3908
EZAEG2A50AX
35 34 33
32
31
30
C3911
NC 29 1
VDD33 28
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
8
0.1
PVSS1 7
C3923
Q3901
NC 6
1
VA3909-VA3913
2SD1819A0L
VDD12 5
EZJZ0V800AA
BUFFER
NC 4
D3901
NC 3
MA2J72800L
NC 2
R3902
10K
1
Q3901
126 127 128
R3903
10K
R3905 2K
Q3902
B1CFHA000002
LEVEL SHIFTER D
G
K3905
S
R3904
0
4.7K
R3907
2.2K
Q3903
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
105
10 11 12
1 4
L3903
J0MAB0000170
2 3
P3901
1 4 1 D2+
L3904
2 D2GND
J0MAB0000170
2 3 3 D2-
4 D1+
1 4 5 D1GND
L3905
6 D1-
J0MAB0000170
2 3 D0+
7
8
D0GND
1 4 9
D0-
L3906
10 CLK+
J0MAB0000170
2 3 11
CLKGND
12 CLK- HDMI AV OUT
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 FP3902
220K
7
CECIN
Q3941
6 DGND
TO
5 CECOUT
MAIN CIRCUIT
C3941 4 +5V_SW
(CN2010)
3 DMIX_SEL
R3943 IN SCHEMATIC
220P
100K 2 NSW+6V
DIAGRAM - 9
1 2CH_SEL
Q3942
R3944
220
Q3943
2SD1819A0L
BUFFER
R3946
2.7K
SA-PT750P/PC DVD MODULE (HDMI) CIRCUIT
10 11 12
SA-PT750P / SA-PT750PC
13 14
A
B
C
D
C
E
F
G
H
13 14