Integra DTR-7.8 Service Manual page 52

A
QQ
3 7 63 1515 0
SCHEMATIC DIAGRAMS-15 (SD-15)
HDMI SECTION
NAHDM-9107(1/2)
U42
1
HDMI PC BOARD
2
TE
L 13942296513
3
4
8
1
1OE
VCC
2 7
1A
2OE
3 6
1B 2B
4
5
GND
2A
SN74CB3T3306DCTR
www
5
.
<Note>
Refer to SCHEMATIC DIAGRAM-18 (SD-18)
for HDMI signal waveforms.
http://www.xiaoyu163.com
B
SDADDC3
R8243
3.3K
47K
105Z
R8238
47K
102K
C8299 Q8208
19 5 4
HP DET 2A GND
18 6 3
+5V 2B 1B
2
17 7
GND
2OE 1A
16 8 1
47K
DDC DATA VCC 1OE
15
DDC CLK
105Z
14
NC
13 CEC
C8292
CERemote
12 R0XCN_IN3
CK-
11
CK Shield
10 R0XCP_IN3
CK+
9 R0X0N_IN3
D0-
8
D0 Shield
7 R0X0P_IN3
D0+
6 R0X1N_IN3
D1-
5
D1 Shield
4 R0X1P_IN3
D1+
3 R0X2N_IN3
D2-
2
D2 Shield
1 R0X2P_IN3
D2+
102K
C8298
R8538
47K
102K
C8599
19 5 4
HP DET 2A GND
6 3
18
+5V 2B 1B
17 7 2
GND
2OE 1A
16 8 1
DDC DATA VCC 1OE
15
DDC CLK
14 105Z
NC
13 CEC
C8592
CERemote
12
R0XCN_IN2
CK-
11
CK Shield
10 R0XCP_IN2
CK+
9 R0X0N_IN2
D0-
8
D0 Shield
7 R0X0P_IN2
D0+
6 R0X1N_IN2
D1-
5
D1 Shield
4 R0X1P_IN2
D1+
3 R0X2N_IN2
D2-
2
D2 Shield
1 R0X2P_IN2
D2+
102K
C8598
R8635
0
R8642 3.3K
C8681 104Z
R8643 3.3K
R8638
47K
102K
C8699
19 5
4
HP DET 2A GND
6
18 3
+5V 2B 1B
17 7 2
GND
2OE 1A
16 8 1
DDC DATA VCC 1OE
15
DDC CLK
14
NC
13 C8692 CEC
CERemote
12 105Z R1XCN
CK-
11
CK Shield
10 R1XCP
CK+
9 R1X0N
D0-
8
D0 Shield WF41
7 R1X0P
D0+
6 R1X1N
x ao D1- u163
5
y
D1 Shield WF41
4 R1X1P
D1+
3 R1X2N
D2-
2
D2 Shield WF41
1 R1X2P
D2+
i
C8698
102K
http://www.xiaoyu163.com
2 9
8
SCLDDC3
+3.3VHD1
+3.3V
+3.3VHD1
Q Q
3 6 7 1 3
+3.3V
+3.3VHD1
+3.3V
+1.8V
C8503
22/4 C8502
C8501
WF42
.
+3VHD
C
9 4 2 8
+3.3V
57
56 AUX_A0 15
DVCC
55 AUX_A1 16
57:e_PAD
ON0
54 AUX_A2 17
OP0
53 AUX_A3 18
VTTO
52 DVEE 19
ON1
51 AUX_COM0 20
Q8101 OP1
50 AUX_COM1 21
DVCC
49 AUX_COM2 22
AD8196 ON2
48 AUX_COM3 23
OP2
C8129
47 AMUXVCC 24
HDMI MULTIPLEXER
VTTO
46 AUX_B0 25
105Z
ON3
45 AUX_B1 26
OP3
28:I2C_SCL
44 AUX_B2 27
RESET
43 AUX_B3 28
+3.3V
C8128 102K
C8127 105Z
+5.0V
+5VHD
1 5 0 5 8 2 9 9 4
R8502
R8629
R8631
3.3K
3.3K
R8630 R8632
3.3K
37 AVCC18
38 AVCC33
39 R0XC-
40 R0XC+
41 AGND
42 AVCC33
43 R0X0-
44 R0X0+
45 AGND
46 AVCC33
47 R0X1-
48 R0X1+
49 AGND
50 AVCC33
51 R0X2-
52 R0X2+
53 AGND
54 AVCC18
55
RSVDNC SII9135CTU
56 AVCC33
57 R1XC-
HDMI RECEIVER
58 R1XC+
59 AGND
60 AVCC33
61 R1X0-
62 R1X0+
63
AGND
64
AVCC33
65 R1X1-
66 R1X1+
67
AGND
68
AVCC33
69 R1X2-
72:AVCC18
70
R1X2+
71 AGND
72
105Z
C8506
102K m
C8505
22/4
C8504 102K
105Z
C8605 220/4
co
C8604
100/4
105Z
C8602
2
G
C8601
+5VHD
105Z R8633
1K
C8603
105Z
DTR-7.8
D
9 9
C8111 102K
C8110 105Z
R0X2P
R0X2N
C8109 102K
R0X1P
C8108 105Z
R0X1N
C8107 102K
R0X0P
C8106 105Z R0X0N
C8105 102K
R0XCP
C8104 105Z R0XCN
10K
102K
R8101
105Z
C8112
22/4
C8103
+3_3VHD2
+3.3V
2 8 9 9
+3
+3.3V
145
ePAD
144
Q11
143
CVCC18
142
CGND
141
Q12
140
Q13
139
Q14
138
Q15
137
IOVCC33
136
IOGND
135
Q16
134
Q17
133
Q18
132
Q19
131
CVCC18
130
CGND
129
Q20
128
Q8501
Q21
127
Q22
126
Q23
125
IOVCC33
124
IOGND
123
Q24
122
Q25
121
Q26
120
Q27
119
CVCC18
118
CGND
117
Q28
116
Q29
115
Q30
114
Q31
113
IOVCC33
112
IOGND
111
Q32
110
Q33
109
Q34
+3.3V
R8514
4.7K C
BLM2
L8605
+3.3V
X8501
L8607
R8662
BLM21
1M
28.322MHz