Onkyo TX-SR876 Service Manual page 67

A
SCHEMATIC DIAGRAMS-19 (SD-19)
HDMI SECTION-5
1
2
3
4
5
B
NAHDM-9114(5/5)
HDMI PC BOARD
U42
25 24
3OE3 4OE4
L8810
LLC 26 23
4A4 4Y4
VP02 27 22 0
4A3 4Y3
28 21
GND GND
VP03 29 20 VIDAT3
4A2 4Y2
30
VP22 19 VIDAT22
4A1 4Y1
31 18
VCC VCC
VP23 32 17 VIDAT23
3A4 3Y4
VP24 33 16 VIDAT24
3A3 3Y3
34 15
GND GND
VP25 35 14 VIDAT25
3A2 3Y2
VP26 36 13 VIDAT26
3A1 3Y1
37
VP04 12 VIDAT4
2A4 2Y4
VP05 38 11 VIDAT5
2A3 2Y3
39 10
GND GND
VP06 40 9 VIDAT6
2A2 2Y2
VP07 41 8 VIDAT7
2A1 2Y1
42 7
VCC VCC
VP27 43 6 VIDAT27
1A4 1Y4
44
VP08 5 VIDAT8
1A3 1Y3
45 4
GND GND
VP09 46 3 VIDAT9
1A2 1Y2
47 2
1A1 1Y1
48 1
2OE 1OE
C8860 104Z
25 24
3OE3 4OE4
26 23
0
4A4 4Y4
27 22
R8858
4A3 4Y3
SFL/SYNCOUT
28 21
GND GND
29 20 VIDEN1
4A2 4Y2
VP28 30 19 VIDAT28
4A1 4Y1
31 18
VCC VCC
VP29 32 17 VIDAT29
3A4 3Y4
VP12 33 16 VIDAT12
3A3 3Y3
34 15
GND GND
VP13 35 14 VIDAT13
3A2 3Y2
VP14 36 13 VIDAT14
3A1 3Y1
VP15 37 12 VIDAT15
2A4 2Y4
HC/CS 38 11 VIHS1
2A3 2Y3
39 10
GND GND
VS 40 9 VIVS1
2A2 2Y2
FIELD/DE 41 8 VIFLD1
2A1 2Y1
42 7
VCC VCC
VP16 43 6 VIDAT16
1A4 1Y4
VP17 44 5 VIDAT17
1A3 1Y3
45 4
GND GND
VP18 46 3 VIDAT18
1A2 1Y2
VP19 47 2 VIDAT19
1A1 1Y1
48 1 OEDEC
2OE 1OE
C8861 104Z
Q8501
SII9135
+3.3V
29 28
2OE2 2OE1
RX_CR11 30 27 VIDAT29
2D10 2Q10
RX_CR10 31 26 VIDAT28
2D9 2Q9
32 25
GND GND
RX_CR9 33 24 VIDAT27
2D8 2Q8
RX_CR8 34 23 VIDAT26
2D7 2Q7
35 22
VCC VCC
RX_CR7 36 21 VIDAT25
2D6 2Q6
RX_CR6 37 20 VIDAT24
2D5 2Q5
RX_CR5 38 19 VIDAT23
2D4 2Q4
39 18
GND GND
RX_CR4 40 17 VIDAT22
2D3 2Q3
RX_CR3 41 16 VIDAT21
2D2 2Q2
RX_CR2 42 15 VIDAT20
2D1 2Q1
43 14
1D10 1Q10
44 13
1D9 1Q9
RX_Y11 45 12 VIDAT19
1D8 1Q8
46 11
GND GND
RX_Y10 47 10 VIDAT18
1D7 1Q7
RX_Y9 48 9 VIDAT17
1D6 1Q6
RX_Y8 49 8 VIDAT16
1D5 1Q5
50 7
VCC VCC
RX_Y7 51 6 VIDAT15
1D4 1Q4
RX_Y6 52 5 VIDAT14
1D3 1Q3
53 4
GND GND
RX_Y5 54 3 VIDAT13
1D2 1Q2
RX_Y4 55 2 VIDAT12
1D1 1Q1
56 1
OE2 1OE1
C8863 104Z
29 28
2OE2 2OE1
30
RX_Y3 27 VIDAT11
2D10 2Q10
RX_Y2 31 26 VIDAT10
2D9 2Q9
32 25
GND GND
33 24
2D8 2Q8
34 23
2D7 2Q7
35 22
VCC VCC
36 21 VIDAT9
RX_CB11
2D6 2Q6
37
20 VIDAT8
RX_CB10
2D5 2Q5
38 19 VIDAT7
RX_CB9
2D4 2Q4
39 18
GND GND
40 17 VIDAT6
RX_CB8
2D3 2Q3
41 16 L8812
RX_PIXCLK
2D2 2Q2
42 15
VIDAT5
RX_CB7
2D1 2Q1
43 14 VIDAT4
RX_CB6
1D10 1Q10
44
13 VIDAT3
RX_CB5
1D9 1Q9
45 12 VIDAT2
RX_CB4
1D8 1Q8
46 11
GND GND
47 10 VIDAT1
RX_CB3
1D7 1Q7
48 9 VIDAT0
RX_CB2
1D6 1Q6
49 8
1D5 1Q5
50 7
VCC VCC
51
6 VIFLD1
EVNODD
1D4 1Q4
52 5 VIDEN1
RX_BLNK
1D3 1Q3
53 4
GND GND
54 3 VIHS1
RX_HSYNC
1D2 1Q2
55 2 VIVS1
RX_VSYNC
1D1 1Q1
56 1 OERX
OE2 1OE1
C8864 +3.3V
104Z
C
+3.3V
VICLK1
25 24
3OE3 4OE4
VIDAT2
VP19 26 23 S9
4A4 4Y4
VP18 27 22 S8
4A3 4Y3
28 21
GND GND
VP17 29 20 S7
4A2 4Y2
VP16 30 19 S6
C8856-C8859
4A1 4Y1
31 18
C8871-C8899
VCC VCC
32 17
FIELD/DE VIBLANK
104Z
3A4 3Y4
VS 33 16 VIVS
3A3 3Y3
C8871
34 15
GND GND
C8872 HC/CS 35 14 VIHS
3A2 3Y2
C8873
VP15 36 13 S5
3A1 3Y1
C8874 VP14 37 12 S4
2A4 2Y4
C8875
VP13 38 11 S3
2A3 2Y3
C8876 39 10
GND GND
C8877 VP12 40 9 S2
2A2 2Y2
C8878
41 8
2A1 2Y1
C8879 42 7
VCC VCC
C8880
43 6
SFL/SY
1A4 1Y4
C8881 NCOUT 44 5 RTC
1A3 1Y3
C8882
45 4
GND GND
C8883 46 3
1A2 1Y2
L8811
C8884 LLC 47 2
1A1 1Y1
C8885
48 1
2OE 1OE
C8886
C8887
C8862 104Z
C8888
C8889
C8890
C8891
C8892
C8893
C8894
C8895
C8896
C8897
C8898
C8899
C8856
C8857
C8858
C8859
RXDB
TXDB
RESET
VX50
U8001 TWI_SCL_0
TO SD-15:A1 TWI_SDA_0
SYNC SIGNAL INPUT
GPIO1
GPIO2
GPIO3
TO SD-15:C1
TO SD-15:C1
VODAT[47:0]
SYNC SIGAL OUTPUT
TO SD-15:A2
DIDAT[59:0]
29 28
2OE2 2OE1
RX_VSYNC 30 27 TX_VSYNC
2D10 2Q10
TX_HSYNC
RX_HSYNC 31 26
2D9 2Q9
32 25
GND GND
RX_BLNK 33 24 TX_BLNK
2D8 2Q8
RX_CB0 34 23 TX_CB0
2D7 2Q7
35 22
VCC VCC
TX_CB1
RX_CB1 36 21
2D6 2Q6
RX_CB2 37 20 TX_CB2
2D5 2Q5
TX_CB3
RX_CB3 38 19
2D4 2Q4
39 18
GND GND
RX_CB4 40 17 TX_CB4
2D3 2Q3
RX_CB5 41 16 TX_CB5
2D2 2Q2
RX_CB6 42 15 TX_CB6
2D1 2Q1
TX_CB7
RX_CB7 43 14
1D10 1Q10
RX_PIXCLK 44 13 0
1D9 1Q9
RX_CB8 45 12 L8813
1D8 1Q8
46 11
GND GND
RX_CB9 47 10 TX_CB9
1D7 1Q7
RX_CB10 48 9 TX_CB10
1D6 1Q6
RX_CB11 49 8 TX_CB11
1D5 1Q5
50 7
VCC VCC
RX_Y0 51 6
1D4 1Q4
RX_Y1 52 5
1D3 1Q3
53 4
GND GND
RX_Y2 54 3
1D2 1Q2
RX_Y3 55 2
1D1 1Q1
56 1
OE2 1OE1
C8865 104Z
29 28
2OE2 2OE1
RX_Y4 30 27
2D10 2Q10
RX_Y5 31 26
2D9 2Q9
32 25
GND GND
RX_Y6 33 24
2D8 2Q8
RX_Y7 34 23
2D7 2Q7
35 22
VCC VCC
RX_Y8 36 21
2D6 2Q6
RX_Y9 37 20
2D5 2Q5
RX_Y10 38 19 TX_Y10
2D4 2Q4
39 18
GND GND
RX_Y11 40 17 TX_Y11
2D3 2Q3
RX_CR0 41 16 TX_CR0
VICLK1
2D2 2Q2
RX_CR1 42 15 TX_CR1
2D1 2Q1
RX_CR2 43 14 TX_CR2
1D10 1Q10
RX_CR3 44 13 TX_CR3
1D9 1Q9
RX_CR4 45 12 TX_CR4
1D8 1Q8
46 11
GND GND
RX_CR5 47 10 TX_CR5
1D7 1Q7
RX_CR6 48 9 TX_CR6
1D6 1Q6
RX_CR7 49 8 TX_CR7
1D5 1Q5
50 7
VCC VCC
RX_CR8 51 6 TX_CR8
1D4 1Q4
RX_CR9 52 5 TX_CR9
1D3 1Q3
53 4
GND GND
RX_CR10 54 3 TX_CR10
1D2 1Q2
RX_CR11 55 2 TX_CR11
1D1 1Q1
56 1 OERXTH
OE2 1OE1
C8866 104Z
+3.3V
CV3P3
TX-SR876/SA876
29
OEENDC 28
2OE2 2OE1
VOVS 30 27
2D10 2Q10
VOHS 31 26
2D9 2Q9
32 25
GND GND
VOACT 33 24
2D8 2Q8
VOCLK 34 23
2D7 2Q7
35 22
VCC VCC
VODAT29 36 21
2D6 2Q6
VODAT28 37 20
2D5 2Q5
VODAT27 38 19
2D4 2Q4
39 18
GND GND
VODAT26 40 17
2D3 2Q3
VODAT25 41 16
2D2 2Q2
VODAT24 42 15
2D1 2Q1
VODAT23 43 14
1D10 1Q10
VODAT22 44 13
1D9 1Q9
VODAT21 45 12
1D8 1Q8
46 11
GND GND
VODAT20 47 10
1D7 1Q7
VODAT19 48 9
1D6 1Q6
VODAT18 49 8
1D5 1Q5
50 7
VCC VCC
VODAT17 51 6
1D4 1Q4
VODAT16 52 5
1D3 1Q3
53 4
GND GND
VODAT15 54 3
CK_IN1 1D2 1Q2
VODAT14 55 2
OEDECTH
1D1 1Q1
56 1
OE2 1OE1
+3.3V
C8867 104Z
29 28
2OE2
2OE1
30 27
VODAT13
2D10 2Q10
VODAT12 31 26
2D9
2Q9
32 25
GND GND
VODAT11 33 24
2D8 2Q8
VODAT10 34 23
2D7 2Q7
35 22
VCC VCC
36 21
2D6
2Q6
37 20
2D5 2Q5
38 19
2D4
+3.3V 2Q4
39 18
GND GND
40 17
2D3 2Q3
41 16
2D2 2Q2
42 15
2D1 2Q1
VODAT9 43 14
1D10
1Q10
44 13
VODAT8
1D9 1Q9
VODAT7 45 12
1D8
1Q8
46 11
VSPTxD/VSPSDA GND GND
VODAT6 47 10
VSPRxD/VSPSCL
1D7 1Q7
VODAT5 48 9
1D6 1Q6
49
VODAT4 8
1D5 1Q5
50 7
VCC
VCC
51
VODAT3 6
1D4 1Q4
VODAT2 52 5
1D3
1Q3
53 4
SCL_VDVE GND GND
VODAT1 54 3
SDA_VDVE 1D2 1Q2
VODAT0 55 2
1D1 1Q1
56
BOOT OE444 1
OE2 1OE1
VSPRDY
VSPREQ
C8868 104Z
29 28
2OE2 2OE1
VODAT0 30 27
2D10
2Q10
VODAT1 31 26
2D9 2Q9
32 25
GND
GND
VODAT2 33 24
2D8 2Q8
VODAT3 34 23
2D7 2Q7
35 22
VCC VCC
VODAT4 36 21
2D6 2Q6
VODAT5 37 20
2D5
2Q5
VODAT6 38 19
2D4 2Q4
39 18
GND
GND
VODAT7 40 17
2D3 2Q3
VODAT8 41 16
2D2 2Q2
VODAT9 42 15
2D1 2Q1
43 14
1D10 1Q10
44 13
TX_PIXCLK
1D9
1Q9
45 12
TX_CB8
1D8 1Q8
46 11
GND
GND
47 10
1D7 1Q7
48 9
1D6 1Q6
49 8
1D5 1Q5
50 7
VCC VCC
TX_Y0 VODAT10 51 6
1D4 1Q4
TX_Y1
VODAT11 52 5
1D3 1Q3
53 4
GND
GND
TX_Y2 VODAT12 54 3
1D2 1Q2
TX_Y3 VODAT13 55 2
1D1 1Q1
56 1
OE2 1OE1
+3.3V
C8869 104Z
29 28
2OE2 2OE1
TX_Y4 VODAT14 30 27
2D10 2Q10
TX_Y5 VODAT15 31 26
2D9 2Q9
32 25
GND GND
TX_Y6 VODAT16 33 24
2D8 2Q8
TX_Y7 VODAT17 34 23
2D7 2Q7
35 22
VCC VCC
TX_Y8 VODAT18 36 21
2D6 2Q6
TX_Y9 VODAT19 37 20
2D5 2Q5
VODAT20 38 19
2D4 2Q4
39 18
GND GND
VODAT21 40 17
2D3 2Q3
VODAT22 41 16
2D2 2Q2
VODAT23 42 15
2D1 2Q1
VODAT24 43 14
1D10 1Q10
VODAT25 44 13
1D9 1Q9
VODAT26 45 12
1D8 1Q8
46 11
GND GND
VODAT27 47 10
1D7 1Q7
VODAT28 48 9
1D6 1Q6
VODAT29 49 8
1D5 1Q5
50 7
VCC VCC
VOCLK 51 6
1D4 1Q4
VOACT 52 5
1D3 1Q3
53 4
GND GND
VOHS 54 3
1D2 1Q2
VOVS 55 2
1D1 1Q1
56 1
OE2 1OE1
C8870 104Z
D
VIVS
VIHS
VIBLANK
22
CK_IN1
L8814
PC9
PC8
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
PY9
PY8
PY7
PY6
R8834
22X4
PY5
PY4
VDLOCK
HC/CS
R8825
2
C8822
1
R8823
VP15
22X4
VP14
VP13
VP12
C8823
PY3
PY2 1
R8835
22
VP29
PY1
R8836 2
VP28
PY0
R8828 2
SFL/SYNCOUT
/SYNCOUT
SCL_VDVE
1
C8824
SDA_VDVE
VP11
VP10
S9
VP09
S8
VP08
S7
R8837
22X4
S6
S5
S4
S3
S2
C8
S1
10
S0
+3.3V
+3.3V
TX_CR2
TX_CR3
TO SD-17:H5 & S
TX_CR4
DIGITAL_VIDEO
TX_CR5
TX[Y,CB,CR0
TX_CR6
TX_CR7
TX_CR8
TX_CR9
TX_CR10
BLM21PG221SN1
TX_CR11
RCP13
L8959
NP470M
L8
CV1P2
L8955
BLM21PG
221SN1
TX_Y2
TX_Y3
TX_Y4
TX_Y5
BLM21PG221SN1
RCP13
L8960
DDRV2P5
NP470M
L8956 L8
CV2P5
BLM21PG
221SN1
TX_Y6
TX_Y7
TX_Y8
TX_Y9
BLM21PG221SN1
L8963
+3_3VHD1
TX_Y10
RCP13
L8961
TX_Y11 PV3P3
NP470M
TX_CB2
L8957 L8
CV3P3
BLM21PG
TX_CB3
221SN1
TX_CB4
TX_CB5
TX_CB6
TX_CB7
TX_CB8
TX_CB9
TX_CB10
TX_CB11
BLM21PG221SN1
TX_PIXCLK
RCP13
L8962
+5VHD
NP470M
0 L8815
L8958 L89
TX_BLNK CV5P0
TX_HSYNC
BLM21PG
TX_VSYNC 221SN1
OETX
+3.3V