Integra DTR-7.8 Service Manual page 52

A
SCHEMATIC DIAGRAMS-15 (SD-15)
HDMI SECTION
NAHDM-9107(1/2)
U42
1
HDMI PC BOARD
2
3
4
8
1
1OE
VCC
2 7
1A
2OE
3 6
1B 2B
4
5
GND
2A
SN74CB3T3306DCTR
5
<Note>
Refer to SCHEMATIC DIAGRAM-18 (SD-18)
for HDMI signal waveforms.
B
SDADDC3
SCLDDC3
+3.3VHD1
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
+3.3V
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
+3.3VHD1
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
+3.3V
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
+3.3VHD1
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 +3.3V
NC
13 C8692 CEC
CERemote
12 105Z R1XCN
CK-
11
CK Shield
10 R1XCP
CK+
9 R1X0N
D0-
8
D0 Shield WF41 WF42
7 R1X0P
D0+
6 R1X1N
D1-
5
D1 Shield WF41
4 R1X1P
D1+
3 R1X2N
D2-
2
D2 Shield WF41
1 R1X2P
D2+
C8698
102K
C
+3.3V
57
56 AUX_A0
55 AUX_A1
57:e_PAD
54 AUX_A2
53 AUX_A3
52 DVEE
51 AUX_COM0
Q8101
50 AUX_COM1
49 AUX_COM2
AD8196
48 AUX_COM3
C8129
47 AMUXVCC
HDMI MULTIPLEXER
46 AUX_B0
105Z
45 AUX_B1
28:I2C_SCL
44 AUX_B2
43 AUX_B3
C8128 102K
C8127 105Z
+5.0V
+5VHD
R8629
3.3K
R8630
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
56 AVCC33
57 R1XC-
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
+1.8V
102K
C8503
C8505
22/4 C8502
22/4
C8501
C8504 102K
105Z
C8605 220/4
C8604
100/4
105Z
C8602
2
G
+3VHD
C8601
+5VHD
105Z R8633
1K
C8603
105Z
DTR-7.8
D
C8111 102K
15
DVCC
C8110 105Z
16 R0X2P
ON0
17
R0X2N
OP0
18
VTTO C8109 102K
19 R0X1P
ON1
20 C8108 105Z
R0X1N
OP1
21
DVCC C8107 102K
22 R0X0P
ON2
23 C8106 105Z R0X0N
OP2
24
VTTO C8105 102K
25 R0XCP
ON3
26 C8104 105Z R0XCN
OP3
27
RESET
28 10K
102K
R8101
105Z
C8112
+3.3V
22/4
C8103
+3_3VHD2
+3.3V
R8502
R8631
3.3K
R8632
3.3K
ePAD
Q11
CVCC18
CGND
Q12
Q13
Q14
Q15
IOVCC33
IOGND
Q16
Q17
Q18
Q19
CVCC18
CGND
Q20
Q8501
Q21
Q22
SII9135CTU
Q23
IOVCC33
IOGND
HDMI RECEIVER
Q24
Q25
Q26
Q27
CVCC18
CGND
Q28
Q29
Q30
Q31
IOVCC33
IOGND
Q32
Q33
Q34
+3.3V
R8514
4.7K
+3.3V
X8501
R8662
1M
28.322MHz
+3.3V
+3
145
144
143
142
141
140
139
138
137
136
135
134
133
132
131
130
129
128
127
126
125
124
123
122
121
120
119
118
117
116
115
114
113
112
111
110
109
C
BLM2
L8605
L8607
BLM21