Onkyo TX-SR875 Service Manual page 44

A
SCHEMATIC DIAGRAM-18 (SD-18)
HDMI SECTION-4
NAHDM-9114(4/5)
U42
HDMI PC BOARD
1
2
R0XCN
R0XCP
R0X0N
R0X0P
R0X1N
3
R0X1P
R0X2N
R0X2P
R1XCN
R1XCP
R1X0N
R1X0P
R1X1N
R1X1P
R1X2N
R1X2P
4
5
B
TO SD-17:E5
TMDS/DDC DATA
47K
R8629
+3.3V
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-
70
R1X2+
71
AGND
72
AVCC18
+3.3V
105Z
102K
C8503
C8506
C8502
C8505
22/4
22/4
C8504
C8501
102K
105Z
C8605
220/4
C8604 105Z
C8602
100/4
2
G
C8601
105Z
R8633
1K 105Z
C8687
+5VHD
C
47K
R8631
R8632
Q8501
SII9135
HDMI RX
R8514 4.7K
+3.3V
+3.3V
X8501
28.322MHz +1.8V
R8662
1M
TX-SR875
+3_3VHD1
+3.3V
145
ePAD
144
Q11
143
CVCC18
142
CGND
R8508
141 RX_Y0
Q12
140 33X4 RX_Y1
Q13
139 RX_Y2
Q14
138
RX_Y3
Q15
137
IOVCC33
136
IOGND
R8509
135 RX_Y4
Q16
134 33X4 RX_Y5
Q17
133 RX_Y6
Q18
132 RX_Y7
Q19
131
CVCC18
130
CGND
R8510
129 RX_Y8
Q20
128 33X4 RX_Y9
Q21
127
RX_Y10
Q22
126
RX_Y11
Q23
125
IOVCC33
124
IOGND
123 R8511 RX_CR0
Q24
122 33X4 RX_CR1
Q25
121 RX_CR2
Q26
120 RX_CR3
Q27
119
CVCC18
118
CGND
117 R8512 RX_CR4
Q28
116 33X4 RX_CR5
Q29
115 RX_CR6
Q30
114 RX_CR7
Q31
113
IOVCC33
112
IOGND
111 R8513 RX_CR8
Q32
33X4
110 RX_CR9
Q33
109 RX_CR10
Q34
RX_CR11
BLM21PG221
L8604
+3.3V +1.8V C8564
22/4
+3_3VHD1
BLM21PG221
L8503
L8504
BLM21PG221
L8607
BLM21PG221
BA18BC0FP
+1_8VHD2
Q8597
+1.8V
3
O I
D
TO SD-19
DIGITAL VIDE
RX[Y,CB,CR
TO PART25 DIGITAL AUDIO DATA
1 +3_3VHD1
+3.3V