Hdmi Rx_Tx Section - Onkyo HT-R680(B) Service Manual

A B
SCHEMATIC DIAGRAMS-15 Q Q
3 7 6 3 1 5 1 5 0

HDMI RX_TX SECTION

1
U007 HDMI PC BOARD BAHDM-0403
ONLY:TX-SR608/ TX-SA608/ HT-RC260
DTR-30.2/ DTR-20.2
C8642
102K
19 R8650 0 HPD_IN5 HPD_IN5
HP DET
18 R8649 0 +5V_IN5 +5V_IN5
+5V
17
GND
16 DSDA_IN5 DSDA_IN5
DDC DATA
15 DSCL_IN5 DSCL_IN5
DDC CLK
14
NC
13 CEC
2
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 +1.2VHD
4 X1P_IN5
D1+
3 X2N_IN5
D2-
2
D2 Shield
1 X2P_IN5 L8166
D2+
BLM18PG181SN1
C8158
C8641
106K/6.3
102K
C8159 106K/6.3
C8160 106K/6.3
C8157 106K/6.3
X0N_IN4
X0P_IN4
3
X1N_IN4
C8632
X1P_IN4
102K
R8640 0 HPD_IN4
19 HPD_IN4 X2N_IN4
HP DET
18 R8639 0 +5V_IN4 +5V_IN4 X2P_IN4
+5V
17
GND
16 DSDA_IN4 DSDA_IN4 XCN_IN3
DDC DATA
15 DSCL_IN4 DSCL_IN4 XCP_IN3
DDC CLK
14 X0N_IN3
NC
13 CEC X0P_IN3
CERemote
12 XCN_IN4 X1N_IN3
CK-
11 X1P_IN3
CK Shield
10 XCP_IN4 X2N_IN3
CK+
9 X0N_IN4 X2P_IN3
D0-
8
D0 Shield
7 X0P_IN4 XCN_IN2
D0+
6 X1N_IN4 XCP_IN2
D1-
5 X0N_IN2
D1 Shield
4 X1P_IN4 X0P_IN2
D1+
3 X2N_IN4 X1N_IN2
D2-
2 X1P_IN2
D2 Shield
1 X2P_IN4 X2N_IN2
D2+
4
X2P_IN2
C8631
102K C8192
0
104Z C8193
102K C8170
C8169
T E
C8622 L 1 3 9 4 2 2 9 6 5 1 3
104Z
102K
R8630 HPD_IN3
19 TP8 0 HPD_IN3
HP DET
18 R8629 0 +5V_IN3 +5V_IN3
+5V
17
GND
16 DSDA_IN3 DSDA_IN3
DDC DATA
15 DSDA_IN3 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
5
D0+
6 X1N_IN3
D1-
5
D1 Shield
4 X1P_IN3
D1+
3 X2N_IN3
D2-
2
D2 Shield
1 X2P_IN3
D2+
C8621
102K
C8612
102K
R8620
TP11 0
19 HPD_IN2 HPD_IN2
HP DET
18 R8619 0 +5V_IN2 +5V_IN2
+5V
17
GND
16 DSDA_IN2 DSDA_IN2
DDC DATA
6 15 DSDA_IN2 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+
C8611
102K
XCN_IN6
XCP_IN6
X0N_IN6
7
X0P_IN6
X1N_IN6
X1P_IN6
C8606 X2N_IN6
102K X2P_IN6
TP14 R8610 0
19 HPD_IN1 HPD_IN1
HP DET
18 R8609 0 +5V_IN1 +5V_IN1
+5V
17
GND
16 DSDA_IN1 DSDA_IN1
DDC DATA
15 DSDA_IN1 DSCL_IN1
DDC CLK
14
NC
13 CEC
CERemote
12 XCN_IN1
CK-
11
CK Shield
+1.2VHD
10 XCP_IN1
CK+
9 X0N_IN1
D0-
8 w w w
D0 Shield
+1.2VHD
7 X0P_IN1
D0+
6 X1N_IN1
D1-
5
D1 Shield
4 X1P_IN1
D1+
3 X2N_IN1
D2-
8 2
D2 Shield
1 X2P_IN1
D2+
C8605
102K
TX-SA578/608 TX-SR578/608 HT-R680/980/C260 DTR-2.02/30.2
C D
ONLY:TX-SR608/ TX-SA608
DTR-30.2/ HT-RC260
TO SD-14 E-4 BAHDM-0404
23 22
Shield Shield
P8651
21 20
TP17
L8165
BLM18PG181SN1
+1.2TVDD_SW
+1.2DVDD_SW
BLM18PG181SN1
R8166 +3.3DVDD_SW
0
1 75 +5V_IN2
R1X0N R3PWR5V
2 74 HPD_IN2
R1X0P CBUS_HPD3
3 73 DSCL_IN2
R1X1N DSCL3
4 72 DSDA_IN2
R1X1P DSDA3
5 71 RXSW_SCL
R1X2N CSCL
6 70 RXSW_SDA
R1X2P Q8161 CSDA
7 69 DSCL0
VDD33 TXDSCL
8 68 DSDA0
R2XCN SII9389CTU TXDSDA
9 67 RXSW_INT
R2XCP INT
10 66
R2X0N CEC_A
11 65
R2X0P R5PWR5V_VGA
12 64 L8164
R2X1N SBVCC5
13 63
BLM18PG18
R2X1P HDMI_RSVD
1SN1
14 62 VGASCL
R2X2N DSCL5_VGA
15 61 VGASDA
R2X2P DSDA5_VGA
16 60 +5V_IN1
VDD33 R4PWR5V
17 59 HPD_IN1
R3XCN CBUS_HPD4
18 58 DSCL_IN1
R3XCP DSCL4
19 57 DSDA_IN1
R3X0N DSDA4
20 56 +5V_IN3
R3X0P R2PWR5V
21 55 HPD_IN3
R3X1N CBUS_HPD2
22 54 DSCL_IN3
R3X1P DSCL2
23 53 DSDA_IN3
R3X2N DSDA2
TP53
24 52
R3X2P MICOM_VCC33
25 51 +5V_IN4
AVDD12 R1PWR5V
33X4
R8522
R8504 R8505 R8507 R8508
33X4 33X4 33X4 33X4
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+
124
R1X2-
125
R1X2+
SII9233
126
AVCC33
127
R2XC-
128 Q8501
R2XC+
129
R2X0-
130
R2X0+
131
R2X1-
132
R2X1+
133
R2X2-
134
R2X2+
135
TP26 AVCC12
136
R3XC-
137
R3XC+
138
R3X0-
139
R3X0+
140
R3X1-
141
R3X1+
142
R3X2-
143
R3X2+
144
AVCC33
145
ePAD
C8502
106K/6.3
C8506
106K/6.3
C8525
106K/6.3 C8522
106K/6.3
x a o
C8524
C8511 102K y
C8512
106K/6.3 104Z
TP46
X8501
. i 27.000MHz
4 3
1 2
+3.3VHD
R8530 1M
TP24
TP47
+3.3VHD
L8504
BLM18PG181SN1
http://www.xiaoyu163.com
E F G
TO SD6 B-1 BADG-0364
+3.3VHD
C8687 104Z
CEC
R8595
C8690 104Z
+1.2VHD +3.3VHD
L8161
L8162 BLM18PG181SN1
L8163 BLM18PG181SN1
R8167 #0
RN2401
Q8162
Q Q
3 7 6
+3.3VHD
L8506
BLM18PG181SN1
C8584
TP33
106K/6.3
TP32
TXY3
TP45
TXY2 R8421
22X4
TXY1
TXY0
TXCB11
72 RXVSYNC TXCB10
R8422
IOVCC33
22X4
71 R8509 RXBLNK TXCB9
CVCC12
70 33X4 RXY6 TXCB8
Q18
69 RXY7
Q19
68 RXY8 TXCB7
Q20
67 R8510 RXY9 TXCB6 R8423
Q21
22X4
66 33X4 RXY10 TXCB5
Q22
65 RXY11 TXCB4
Q23
64 RXCR0
Q24
63 R8511 RXCR1 TXCB3
Q25
62 33X4 RXCR2 TXCB2 R8424
Q26
22X4
61 RXCR3 TXCB1
IOVCC33
60 TXCB0
CVCC12
59 C8419 040C
Q27
58 RXCR4 TXPIXCLK R8425
Q28
57 R8512 RXCR5 TXVSYNC
Q29
56 33X4 RXCR6 TXHSYNC
Q30
55 RXCR7 TXBLNK
Q31
R8426
54 RXCR8
Q32 22X4
R8513
53 RXCR9
Q33
52 33X4 RXCR10
Q34
51 RXCR11
Q35
50
GND
49
RSVDNC
48 GNDHD
RSVDNC
47
RSVDNC
46
RSVDNC
45
RSVDNC
44 DSDA_IN6
DSDA3
43 DSCL_IN6
DSCL3
42 HPD_IN6
HPD3
41 +5V_IN6
R3PWR5V
40
DSDA2
39
DSCL2
38
HPD2
37
R2PWR5V
+1.2VHD
L8561
u 1 6 3
BLM18PG181SN1
+1.2CVCC
TP23
http://www.xiaoyu163.com
TX-SA578/608 TX-SR578/608 HT-R680/980/C260 DTR-2.02/30.2
H I
2 4
8 9 9
TO SD6 C-1 BADG-0364
(MPU/DAC/DIR Section)
P8001B P8002B
100
Q205
TC74VHC157FT
L251
INPSEL R268 330 1 16 BLM18PG181SN1 +3.3VHD
SELECT VCC
HDMI_LRCK 330 2 15
R269
1A ST
CX_LRCK R270 330 3 14 R275 220 HDMI_MCK
1B 4A
R276 220
PCMLRCK_DR0 R271 47 4 13 L261 DIR_MCK
1Y 4B
HDMI_BCK 5 12 LM182 150 MCK_HDMI
R272 330 R277
2A 4Y
CX_SCLK 330 6 11 R278 330 HDMI_FLR
R273
2B 3A
PCMBCK_DSDCLK R274 47 7 10 330 DSPFLR
R279
2Y 3B
8 9 R280 47 PCMLR_DL0
GND 3Y
3 1 5 1 5 0 8 9
GNDHD
+1.2CVCC_TX L8403
BLM18PG181SN1
+3.3DVDD_TX L8404
BLM18PG181SN1
1 75
IOVCC33 NC
2 74
D15 NC
3 73
D14 NC
4 72 Q8402
D13 NC
5 71 R8434 TC7WHU04FU
CVCC12 NC
10K
6 70 1
D12 NC
Q8401
7 69 2
D11 NC
8 68 3
C8430
D10 NC
9 SII9136CTU 67 080D 4
D9 NC GND
10 66
D8 NC
11 65
D7 NC
12 64 C8431
IOVCC33 NC
13 63 106K/6.3
D6 TX2+
14 62 C8432 103K
D5 TX2-
15 61
D4 AVCC C8433 104Z
16 60
CVCC12 TX1+
17 59
D3 TX1-
18 58
D2 TX0+
19 57 C8434 103K
D1 TX0-
20 56
D0 AVCC C8435 104Z
21 55
CVCC12 TXC+
22 22 54
IDCK TXC-
R8410 0
23 53
VSYNC GND
24 52 R8412 5.6K
HSYNC EXT_SWING
25 51 R8413 0
DE GND
C8436 105Z
C8437 105Z
C8438 105Z
C8439 105Z
+3.3VHD
HPLG_DET
L8301
BLM18PG181SN1
m
c o
.
J K
2
8 9 9
VSW_DCTL
POFF2
VSW_MUTE
VSW_SDA
VSW_SCL
HDMIMUTE
VM_RDY
VM_RST
VM_SDI
VM_SDO
VM_CLK
TX_SCL
TX_SDA
TX_INT
TX_RST
RXSW_RST
RXSW_SCL
RXSW_SDA
RXSW_INT
INPSEL
HPLG_DET
RX_CLK
RX_SDA
RX_MUTE
RX_RST
RX_INT
ODDC_SDA
ODDC_SCL
DIGCLK
DSPRST
DIGSDO
DSPCS
DIGSDI
NIC DSPINT0
DEC DSPINT1
DSPBSY DSPINT2
DIR_LRCK
DIR_BCK
+3.3VHD
DIR_FLR
DIR_MCK
DSPSBLR
DSPCSW
DSPSLR
DSPFLR
CX_SCLK
CX_LRCK
HDMI_LRCK
PCMSLR_DR1
PCMCSW_DL1
PCMSBLR_DR2
HDMI_SPDIF
2 4 9 8 2 9 9
TO SD-15 K-4
VIDEO DATA
VIDEO DATA
BAHDM-0403
+1.2VHD +3.3VHD (VSP-2 Sectio)
HPLG_DET
L8402
BLM18PG181SN1
BLM18PG181SN1
C8428
106K/6.3 L8401
R8436
R8435 82K 33
ARC_SPDIF
8
VD D8305 #KDS4148U
7
D8304 #KDS4148U
6 R8433 C8348 102K
5
10 P8302
L8406
1 4 1
D2+
2 3 2
D2 Shield
C8442 3
D2-
L8407
101J 1 4 4
D1+
2 3 5
D1 Shield
6
D1-
L8409
1 4 7
D0+
2 3 8
D0 Shield
9
D0-
L8410
1 4 10
CK+
2 3 11
CK Shield
12
CK-
R8429 100 CEC 13
CEC
R8427 R8430 100 C8440 105K
14
Utility/HEAC+
R8431 100 C8441 105K DDCCLK 15
10
SCL
R8432
R8428 100 DDCDATA 16
SDA
10 17
GND
18
+5V Power
TX_HPLG 19
HPD/HEAC-
3
1
2 C8399 102K
Q8306
NC7SZ08
R8330
5 1
VCC INA 0 DDCDATA
2
INB
ODDC_SDA
4 3
OUTY GND C8331
R8331
TP29
#104Z
C8330 0 DDCCLK 5 4
2A GND
104Z ODDC_SCL 6 3
2B 1B
7 2
TP30 2OE 1A
8 1
VCC 1OE
#SN74CB3T3306DCT
D8302 KDS4148U
+5VTX +12VHD
TP42
BAHDM-0403