Schematic Diagrams - Onkyo HT-RC270 Service Manual

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SCHEMATIC DIAGRAMS - 16

HDMI INPUT/OUTPUT SECTION
Q Q
3 7 6 3 1 5 1 5 0
U007 BAHDM-0471
1
C8612
102K
19 R8620 0 HPD_IN2
HP DET
18 R8619 0 +5V_IN2
+5V
17
GND
16 DSDA_IN2
DDC DATA
15 DSCL_IN2
DDC CLK
14
NC
13 CEC
CERemote
12 XCN_IN2
CK-
11
CK Shield
10 XCP_IN2
CK+
9 X0N_IN2
D0-
8
D0 Shield
7 X0P_IN2
D0+
6 X1N_IN2
D1-
5
D1 Shield
4 X1P_IN2
D1+
3 X2N_IN2
D2-
2
D2 Shield
1 X2P_IN2
D2+
2 +1.2VHD
C8611
102K
BLM18PG181SN1D
C8622
102K C8159 106K/6.3
19 R8630 0 HPD_IN3
HP DET C8160 106K/6.3
18 R8629 0 +5V_IN3
+5V C8157 106K/6.3
17
GND
16 DSDA_IN3 C8199 106K/6.3
DDC DATA
15 DSCL_IN3
DDC CLK
14
NC
13 CEC
CERemote
12 XCN_IN3
CK-
11
CK Shield
10 XCP_IN3
CK+
9 X0N_IN3
D0-
8
D0 Shield
7 X0P_IN3
D0+
6 X1N_IN3
D1-
5
D1 Shield
3 4 X1P_IN3
D1+
3 X2N_IN3
D2-
2
D2 Shield
1 X2P_IN3
D2+
+5VSBVCC
C8621
102K
R8679
NC
C8632 R8678
102K
NC
19 R8640 0 HPD_IN4
HP DET
18 R8639 0 +5V_IN4
+5V R8675
17
GND
NC
16 DSDA_IN4
DDC DATA
15 DSCL_IN4
DDC CLK
L8675
14
NC
13 CEC NC_10U
CERemote
12 XCN_IN4
CK-
11
CK Shield
10 XCP_IN4
CK+
9 X0N_IN4
D0-
4
8
D0 Shield
7 X0P_IN4
D0+
6 X1N_IN4
D1-
5
D1 Shield
4 X1P_IN4
D1+
3 X2N_IN4
D2-
2
D2 Shield
1 X2P_IN4
D2+
C8631
T E
L 1 3 9 4 2 2 9 6 5 1 3
102K
C8642
102K
19 R8650 0 HPD_IN5
HP DET
18 R8649 0 +5V_IN5
+5V
17
GND
16 DSDA_IN5
DDC DATA
15 DSCL_IN5
DDC CLK
14
NC
13 CEC
5
CERemote
12 XCN_IN5
CK-
11
CK Shield
10 XCP_IN5
CK+
9 X0N_IN5
D0-
8
D0 Shield
7 X0P_IN5
D0+
6 X1N_IN5
D1-
5
D1 Shield
4 X1P_IN5
D1+
3 X2N_IN5
D2-
2
D2 Shield
1 X2P_IN5
D2+
C8641
0 XCN_IN8
XCP_IN8
X0N_IN8
C8652
X0P_IN8
102K
19 R8660 0 HPD_IN6
X1N_IN8
HP DET
18 R8659 0 +5V_IN6 X1P_IN8
+5V
6 17
X2N_IN8
GND
16 DSDA_IN6
X2P_IN8
DDC DATA
15 DSCL_IN6
DDC CLK
14
NC
13 CEC
CERemote
12 XCN_IN6
CK-
11
CK Shield
10 XCP_IN6
CK+
9 X0N_IN6
D0-
8
D0 Shield
7 X0P_IN6
D0+
6 X1N_IN6
D1-
5
D1 Shield
4 X1P_IN6
D1+
3 X2N_IN6
D2-
2
D2 Shield
1 X2P_IN6
D2+
C8651
0
7
C8662
102K
19 R8670 0 HPD_IN7
HP DET
18 R8669 0 +5V_IN7
+5V
17
GND
16 DSDA_IN7
DDC DATA
15 DSCL_IN7
DDC CLK
14
NC
13 CEC
CERemote
12 XCN_IN7
CK-
11
CK Shield
10 XCP_IN7
CK+
9 X0N_IN7
D0-
8
D0 Shield
7 X0P_IN7
D0+
6 X1N_IN7
D1- w w w
5
D1 Shield
4 X1P_IN7
D1+
3 X2N_IN7
D2-
2
D2 Shield
1 X2P_IN7
D2+
8
C8661
0
NO USE PART
C D
HDMI IN1
P8601
22 23
Shield Shield
20 21
N.M.
TO BAHDM-0290 or 0291(PART-32 or 33)
R8607 R8605
TP1 47K R8606
N.M.
32
Shield
R8608
47K 102K
C8645
102K
HPD_IN1
C8646
TP2
+5V_IN1
DSDA_IN1 TP3
DSCL_IN1
L8166
+1.2TVDD_SW
+1.2DVDD_SW
R8166 +3.3DVDD_SW
3.3V
0
X0N_IN4 1 75 +5V_IN2
R1X0N R3PWR5V
X0P_IN4 2 74 HPD_IN2
R1X0P CBUS_HPD3
X1N_IN4 3 73 DSCL_IN2
R1X1N DSCL3
X1P_IN4 4 72 DSDA_IN2
R1X1P DSDA3
X2N_IN4 5 71 RXSW_SCL
R1X2N CSCL
X2P_IN4 6 70 RXSW_SDA
R1X2P Q8161 CSDA
7 69 DSCL0
VDD33 TXDSCL
XCN_IN3 8 68 DSDA0
R2XCN SII9389CTU TXDSDA
XCP_IN3 9 67 RXSW_INT
R2XCP INT
X0N_IN3 10 66
R2X0N CEC_A
X0P_IN3 11 65
R2X0P R5PWR5V_VGA
L8164
X1N_IN3 12 64
R2X1N SBVCC5
X1P_IN3 13 63
BLM18PG181SN1D
R2X1P HDMI_RSVD
X2N_IN3 14 62 VGASCL
R2X2N DSCL5_VGA
X2P_IN3 15 61 VGASDA
R2X2P DSDA5_VGA
16 60 +5V_IN1
VDD33 R4PWR5V
XCN_IN2 17 59 HPD_IN1
R3XCN CBUS_HPD4
XCP_IN2 18 58 DSCL_IN1
R3XCP DSCL4
X0N_IN2 19 57 DSDA_IN1
R3X0N DSDA4
X0P_IN2 20 56 +5V_IN3
R3X0P R2PWR5V
X1N_IN2 21 55 HPD_IN3
R3X1N CBUS_HPD2
X1P_IN2 22 54 DSCL_IN3
R3X1P DSCL2
X2N_IN2 23 53 DSDA_IN3
R3X2N DSDA2
X2P_IN2 24 52
R3X2P MICOM_VCC33
C8192 25 51 +5V_IN4
AVDD12 R1PWR5V
102K
C8193
104Z
102K
C8170
C8169
1.2V
104Z C8198
105K
R8165
100K
3.3V
TMDSCK- 109
R0XC-
TMDSCK+ 110
R0XC+
TMDSD0- 111
R0X0-
TMDSD0+ 112
R0X0+
TMDSD1- 113
R0X1-
TMDSD1+ 114
R0X1+
TMDSD2- 115
R0X2-
TMDSD2+ 116
R0X2+
117
AVCC12
118
R1XC-
119
R1XC+
120
R1X0-
121
R1X0+
122
R1X1-
123
R1X1+
SII9233ACTU
124
R1X2-
125
R1X2+
126
AVCC33
XCN_IN7 127
R2XC-
XCP_IN7 128 Q8501
R2XC+
X0N_IN7 129
R2X0-
X0P_IN7 130
R2X0+
X1N_IN7 131
R2X1-
X1P_IN7 132
R2X1+
X2N_IN7 133
R2X2-
X2P_IN7 134
R2X2+
135
TP24 AVCC12
XCN_IN6 136
R3XC-
XCP_IN6 137
R3XC+
X0N_IN6 138
R3X0-
X0P_IN6 139
R3X0+
X1N_IN6 140
R3X1-
X1P_IN6 141
R3X1+
X2N_IN6 142
R3X2-
X2P_IN6 143
R3X2+
144
AVCC33
145
ePAD
1.2V
C8502
+1.2VHD 106K/6.3
C8506
106K/6.3
+1.2VHD C8525
106K/6.3
C8522
106K/6.3
C8524 C8511 102K
+5VSBVCC
C8512 104Z
106K/6.3
TP26
4 3
1.2V
1 2
+3.3VHD
R8530 1M
x a o
y
TP27
+3.3VHD
3.3V
. i
L8504
BLM18PG181SN1D
http://www.xiaoyu163.com
E F
VMPU PART
P8641B
FRONT HDMI IN
FX16-31S-0.5SH
R8644 4.7K
TP23
+3.3VHD
R8643
TP22 4.7K
+1.2VHD +3.3VHD
L8161
3.3V
L8162 BLM18PG181SN1D
TP42
L8163 BLM18PG181SN1D
BLM18PG181SN1D
TP43
+3.3VST
3.3V
SN74CB3Q3305PWR
1 8
1OE VCC
2 7
1A 2OE
3 6
1B 2B
4 5 CEC_IO
GND 2A
Q8191
+3.3VHD
106K/6.3
C253
+5VSBVCC
C251 104Z
C252 102K
R8167
NC_0
Q8162
RN2401
Q Q
3 7 6
+3.3VHD
L8506
BLM18PG181SN1D
C8584
106K/6.3
TP29
TP32
72 RXVSYNC
IOVCC33
71 R8509 RXBLNK
CVCC12
70 33X4 RXY6
TP33
Q18
69 RXY7
Q19
68 RXY8
Q20
67 R8510 RXY9
Q21
66 33X4 RXY10
Q22
65 RXY11
Q23
64 RXCR0
Q24
63 R8511 RXCR1
Q25
62 33X4 RXCR2
Q26
61 RXCR3
IOVCC33
60
CVCC12
59
Q27
58 RXCR4
Q28
57 R8512 RXCR5
Q29
56 33X4 RXCR6
Q30
55 RXCR7
Q31
54 RXCR8
Q32
53 R8513 RXCR9
Q33
52 33X4 RXCR10
Q34
51 RXCR11
Q35
50
GND
49
RSVDNC
48
RSVDNC
47
RSVDNC
46
RSVDNC
45
RSVDNC
44 DSDA_IN6
DSDA3
43 DSCL_IN6
DSCL3
42 HPD_IN6
HPD3
41 +5V_IN6
R3PWR5V
40 DSDA_IN7
DSDA2
39 DSCL_IN7
DSCL2
38 HPD_IN7
HPD2
37 +5V_IN7
R2PWR5V
+1.2VHD
L8561
+1.2CVCC BLM18PG181SN1D
u 1 6 3
5.0V
EVENODD
TX-NR708/808/1008, TX-NA708/808/1008, HT-RC270, DTR-40.2/50.2, DHC-40.2
G H
8 9 2 4 9
PART-17 CONNECTOR PART PART-23
GNDHD
+1.2CVCC_TX2
+3.3DVDD_TX2
BLM18PG181SN1D
3.3V
1 75
IOVCC33 NC
TXY3 2 74
D15 NC
TXY2 R8471 3 73
D14 NC
22X4
TXY1 4 72
D13 NC
TXY0 5 71
CVCC12 NC
6 70
D12 NC
TXCB11 7 Q8451 69
D11 NC
TXCB10 R8472 8 68
D10 NC
22X4
TXCB9 9 SII9136CTU 67
D9 NC
TXCB8 10 66
D8 NC
11 65
D7 NC
TXCB7 12 64
IOVCC33 NC
TXCB6 R8473 13 63
D6 TX2+
TXCB5 22X4 14 62 C8482 103K
D5 TX2-
TXCB4 15 61
D4 AVCC
16 60
CVCC12 TX1+
TXCB3 17 59 C8483 104Z
D3 TX1-
TXCB2 R8474 18 58
D2 TX0+
TXCB1 22X4 19 57
D1 TX0-
TXCB0 20 56
D0 AVCC
C8469 NC_100D 21 55
CVCC12 TXC+
TXPIXCLK R8475 22 22 54
IDCK TXC-
TXVSYNC 23 53 R8460
VSYNC EXT_SWING
TXHSYNC 24 52 R8462 5.6K
HSYNC NC
TXBLNK 25 51 R8463
DE NC
R8476
22X4
C8486 105Z
C8487 105Z
C8488 105Z
C8489 105Z
GNDHD
+3.3VHD
HDMI OUT SUB
TX-NR708/NA708/DTR-40.2/
NO
TX-NR808 MDC/MDF
OTHER MODEL YES
3 1 5 1 5 0 8 9
GNDHD
+1.2CVCC_TX1
+3.3DVDD_TX1
BLM18PG181SN1D
3.3V
1 75
IOVCC33 NC
TXY3 2 74
D15 NC
TXY2 R8421 3 73
D14 NC
22X4
TXY1 4 72
D13 NC
TXY0 5 71
CVCC12 NC
6 70
D12 NC
TXCB11 7 Q8401 69
D11 NC
TXCB10 R8422 8 68
D10 NC
22X4
TXCB9 9 SII9136CTU 67
D9 NC
TXCB8 10 66
D8 NC
11 65
D7 NC
TXCB7 12 64
IOVCC33 NC
TXCB6 R8423 13 63
D6 TX2+
TXCB5 22X4 14 62 C8432 103K
D5 TX2-
TXCB4 15 61
D4 AVCC
16 60
CVCC12 TX1+
TXCB3 17 59 C8433 104Z
D3 TX1-
TXCB2 R8424 18 58
D2 TX0+
TXCB1 22X4 19 57
D1 TX0-
TXCB0 20 56
D0 AVCC
C8419 NC_100D 21 55
CVCC12 TXC+
TXPIXCLK R8425 22 22 54
IDCK TXC-
TXVSYNC 23 53 R8410
VSYNC EXT_SWING
TXHSYNC 24 52 R8412 5.6K
HSYNC NC
TXBLNK 25 51 R8413
DE NC
R8426
22X4
C8436 105Z
C8437 105Z
C8438 105Z
C8439 105Z
GNDHD
+3.3VHD
VIDEO DATA m
c o
. SEQUOIA MEMORY / BUS SWITH PART
PART-19
I J K
8 2 9 9
SEQUOIA MEMORY / BUS SWITH PART
PART-19
+3.3VHD +1.2VHD
+12VHD2
C8376
HPLG2_DET 106K/25
10K
L8452
1.2V
BLM18PG181SN1D R8383 Q8355
S-812C50BUC
BLM18PG181SN1D
L8453 3 4
GND SW
L8454 C8474 2
106K/6.3 IN
1 5
OUT NC
5.0V
C8478
L8451 106K/6.3
NC_106K/6.3 +5VTX2
NC_BLM18PG181SN1D C8378
R8485 R8486
Q8452 ARC_SPDIF2
R8484 NC_TC7WHU04FU
NC_82K NC_33
NC_10K
1 8
VD D8355 NC_KDS4148U
2 7
D8354 NC_KDS4148U
3 6 R8483 C8398
C8480
NC_080D 4 5 102K
NC_10 P8352
GND L8456
1 4 1
D2+
2 3 2
D2 Shield
C8481 C8492 3
L8457 D2-
106K/6.3 NC_101J 1 4 4
D1+
2 3 5
D1 Shield
6
L8459 D1-
1 4 7
D0+
2 3 8
D0 Shield
9
L8460 D0-
C8484 103K 1 4 10
CK+
2 3 11
C8485 104Z CK Shield
12
CK-
R8479 NC_100 CEC2 13
C8490
CEC
NC_105Z
0 R8477 14
Utility/HEAC+
R8480 NC_100 DDC2_SCL 15
NC_10
SCL
0 R8478 R8481 NC_100 C8491 DDC2_SDA 16
NC_105Z SDA
NC_100 17
NC_10 R8482
GND
18
+5V Power
TX_HPLG2 19
HPD/HEAC-
3
1 R8380
2
C8449 102K
0 DDC2_SDA
Q8356
NC7SZ08P5X_F042 ODDC2_SDA
5 1 C8381
VCC INA R8381 TP45
2 NC_104Z
INB 0 DDC2_SCL 5 4
4 3 2A GND
OUTY GND ODDC2_SCL 6 3
2B 1B
7 2
C8380 TP46 2OE 1A
8 1
104Z VCC 1OE
NC_SN74CB3T3306DCT
L8351
2 4 9 8 2 9 9
BLM18PG181SN1D 3.3V
R8389
NC_0
+3.3VHD +1.2VHD
+12VHD1
C8326
HPLG_DET 106K/25
10K
L8402
1.2V
BLM18PG181SN1D R8333 Q8305
S-812C50BUC
BLM18PG181SN1D
L8403 3 4
GND SW
L8404 C8424 2
IN
106K/6.3
1 5
OUT NC
5.0V
106K/6.3
L8401 +5VTX1
BLM18PG181SN1D C8328
R8435 82K
Q8402 ARC_SPDIF
R8434 TC7WHU04FU R8436
10K 33
1 8
VD D8305 NC_KDS4148U
2 7
D8304 NC_KDS4148U
3 6 R8433 C8348
C8430
080D 4 5 102K
10 P8302
GND L8406
1 4 1
D2+
2 3 2
D2 Shield
C8431 C8442 3
L8407 D2-
106K/6.3 101J 1 4 4
D1+
2 3 5
D1 Shield
6
L8409 D1-
1 4 7
D0+
2 3 8
D0 Shield
9
L8410 D0-
C8434 103K 1 4 10
CK+
2 3 11
C8435 104Z CK Shield
12
CK-
R8429 100 CEC 13
C8440 CEC
105K
0 R8427 R8430 100 14
Utility/HEAC+
R8431 100 DDC_SCL 15
10
SCL
0 R8428 R8432 C8441 DDC_SDA 16
100
105K SDA
17
10
GND
18
+5V Power
TX_HPLG1 19
HPD/HEAC-
3
1 R8330
2 C8399 102K
0 DDC_SDA
Q8306
NC7SZ08P5X_F042 ODDC_SDA
5 1 C8331
VCC INA R8331 TP35
2 NC_104Z
INB 0 DDC_SCL 5 4
4 3 2A GND
OUTY GND ODDC_SCL 6 3
2B 1B
7 2
C8330 TP36 2OE 1A
8 1
104Z VCC 1OE
NC_SN74CB3T3306DCT
L8301
BLM18PG181SN1D 3.3V