Digital Main Assy (3/10) - Pioneer SC-37 Service Manual

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10.12 DIGITAL MAIN ASSY (3/10)

QQ
3 7 63 1515 0
V+5_R1 V+5_HD
V+5_E1
A
D901
1SS301
HDMI IN 1 JA901 C907
NM
AKP7254
R1019
NM
Hot Plug Detect 19
C901
18
+5V
1000p/50
DDC/CEC GND 17
CH
R1018 NM
SDA 16
R1017 NM
15
SCL
NC 14
R1016 NM
13
CEC
Clock- 12
11
Clock Shield
Clock+ 10
Data0- 9
8
Data0 Shield
Data0+ 7
6
Data1-
Data1 Shield 5
4
Data1+
Data2- 3
2
Data2 Shield
Data2+ 1
B
GNDD
V+5_R2
HDMI IN 2
JA902 C908
NM
AKP7254
R1023
NM
Hot Plug Detect 19
C902
18
+5V
1000p/50
DDC/CEC GND 17
CH
R1022
NM
16
SDA
R1021
NM
SCL 15
NC 14
R1020
NM
13
CEC
Clock- 12
11
Clock Shield
Clock+ 10
9
Data0-
Data0 Shield 8
7
Data0+
6
Data1-
C
Data1 Shield 5
4
Data1+
Data2- 3
2
Data2 Shield
Data2+ 1
GNDD
TE
L 13942296513
V+5_R3
HDMI IN 3
JA903 C1016
NM
AKP7254
R1027
NM
Hot Plug Detect 19
C903
18
+5V
1000p/50
DDC/CEC GND 17
CH
R1026
NM
16
SDA
R1025
NM
SCL 15
NC 14
R1024
NM
CEC 13
Clock- 12
D
11
Clock Shield
Clock+ 10
9
Data0-
Data0 Shield 8
Data0+ 7
Data1- 6
Data1 Shield 5
Data1+ 4
Data2- 3
2
Data2 Shield
Data2+ 1
GNDD
V+5_R4
HDMI IN 4 C1017
JA904
NM
AKP7254
R1031
NM
19
Hot Plug Detect
C904
E
+5V 18
1000p/50
DDC/CEC GND 17
CH
R1030
NM
16
SDA
R1029
NM
SCL 15
14
NC
R1028
NM
CEC 13
12
Clock-
Clock Shield 11
10
Clock+
9
Data0-
Data0 Shield 8
7
Data0+
Data1- 6
5
Data1 Shield
Data1+ 4
3
Data2-
Data2 Shield 2
www
Data2+ 1
GNDD
F
F
3/10
142
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2
HPD_C
SDA_C
SCL_C
R1XC-
R1XC+
R1X0-
R1X0+
R1X1-
R1X1+
R1X2-
V+3R3_EM_D
R1X2+
C1018
NM
R925
*C905
0.1u/16
10k
IC901
1 16
V+5_R1
V+5_F V+5_R2
1G VCC
2 15
B 2G
3 14
1C3 A
V+5_R6
4 13
1C2 2C3
5 12
1C1 2C2
6 11
1C0 2C1
7 10
1Y 2C0
8 9
GND 2Y
TC74VHC153FK
D906
HPD2
GNDD
1SS301
DSDA2
DSCL2
R2XC-
R2XC+
R2X0-
R2X0+
R2X1-
R2X1+
R2X2-
R2X2+
V+3R3_HHH
V+1R2_RX
L905
ATL7010-A
R0XC-
R0XC+
R0X0-
HPD3
R0X0+
R0X1-
R0X1+
DSDA3
R0X2-
DSCL3
R0X2+
R2XC-
R3XC-
R2XC+
R3XC+
R2X0-
R2X0+
R3X0-
R2X1-
R3X0+
R2X1+
R2X2-
R3X1-
R2X2+
R3X1+
R3XC-
R3X2-
R3XC+
R3X2+
R3X0-
R3X0+
R3X1-
R3X1+
R3X2-
R3X2+
R4XC-
R4XC+
R4X0-
R4X0+
R4X1-
R4X1+
R4X2-
R4X2+
HPD4
V+3R3_HHH
DSDA4
DSCL4
R4XC-
R4XC+
R4X0-
R4X0+
R4X1-
R4X1+
R4X2-
R4X2+
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8
SDA_C
SCL_C
V+5_E1 C1020
V+5_E1
NM
C1019
NM
C943
0.1u/10
C924
0.1u/10
IC905
TC7MB3257FK
IC903
S-24CS02AFT 1 16
S Vcc
1 8 2 15
A0 VCC 1B1 OE
R933
2 7 3 14
A1 WP 1B2 4B1
100
3 6 4 13
A2 SCL 1A 4B2
10
R934
4 5 5 12
GND SDA 2B1 4A
R935 10 6 11
2B2 3B1
7 10
GNDD
2A 3B2
WP1 Q901
8 9
LTC114YUB
GND 3A
GNDD
GNDD
HOTDETB
HOTDETC
Q904
LTC114YUB Q902
HN1K02FU
HOTDETA
1 6
V+5_R4 V+5_R3
2 5
3 4
HDSCL
HDSDA
HDMI5VDET
GNDD
Q Q
3 6 7 1 3
L906
ATL7010-A
109
R0XC-
110 R0XC+
R0X0-
111
R0X0+
112
R0X1-
113
109
R0X1+
C1014
114
100p/50
110
R0X2-
115
C914
111
R0X2+
470p/50
116
C915 AVCC12_1
117
0.1u/10
R1XC-
118
R1XC+
119
R1X0-
120
R1X0+
121
SII9233ACTU
R1X1-
122
R1X1+
123
R1X2-
124
C916
R1X2+
1000p/50
125
*C917 AVCC33_2
126
0.1u/16
R2XC-
127
R2XC+
128
R2X0-
129
R2X0+
130
R2X1-
131
R2X1+
132
R2X2-
133
C918
R2X2+
0.1u/10
134
C919
AVCC12_2
135
1000p/50
R3XC-
136
R3XC+
142
137
R3X0-
143
138
R3X0+
144
139
R3X1-
140
R3X1+
141
R3X2-
142 R3X2+
AVCC33_3
C920
143
100p/50
C921 144
0.1u/10
V+1R2_RX
L907
QTL1013-A
L908
QTL1013-A
GNDD
R949
1M
GNDD
4 3
3
4
1 2
2
1
X901
ASS7092-A
27MHz
GNDD
u163
AWX9620(MH CU)
.
C985 VCH1277-A
C1013 ACH7306-A
C1108 VCH1234-A
SC-37
3
4
2 9 9 4
HPD_C
R962
0 1
SDA_C 2
RXTM
3 SDA_C
SCL_C
SCL_C
4
1
GND1
2
5
R1XC-
CCLKN
3
6
R1XC+
CCLKP
C951
7
0.1u/10
VCC1
C952
8
R1X0- 470p/50
CDTON
IC906
R1X0+ 9
CDTOP
10
CXB1444R
GND2
R1X1- 11
CDT1N
HDMI EQ SW
12
R1X1+
CDT1P
C953
13
0.1u/10
VCC2
C954
R1X2- 14
470p/50
CDT2N
15
R1X2+
CDT2P
18
16
C955 GND3
19
470p/50 17
VCC3 20
C956
V+3R3_HHH
18
0.1u/10
REXT
R967 19 OPACTRLN
CEC_TX
4.7k
20
GNDD
1 5 0 5 8 2 9
72
IOVCC33_3
CVCC12_3 71
Q18
70
Q19
69
Q20
68
72
Q21
67
71
Q22
66
70
Q23
65
Q24
64
Q25
63
Q26
62
IOVCC33_2
IC904
61
CVCC12_2
60
Q27
59
Q28
58
Q29
57
Q30
56
Q31
GNDD
55
Q32
54
Q33
53
Q34
52
Q35
51
GND_1
50
RSVDNC_7
49
RSVDNC_6
48
RSVDL_3
47
RSVDNC_5
46
RSVDNC_4
45
DSDA3
39
44
DSCL3
38
43
HPD3
37
42
R3PWR5V
41
DSDA2
40
DSCL2
HPD2 39
R2PWR5V
38
37
R980 0
D902
V+5_HD
NM
m
co
AWX9621(ML CU)
220u/4
NM
100u/16
4
2 8
9 9
V+3R3_H
L911
ATL7010-A
60
59
CEC_LINE
GND10 58
RFX2
ADT2P
57
60 RFX2
ADT2N
C990
59
56
0.1u/10
VCC8
58
C991
55
RFX1
470p/50
ADT1P
54 RFX1
ADT1N
53
GND9
52 RFX0
ADTOP
51
RFX0
ADTON
C992
50
0.1u/10
VCC7
C993
49
470p/50 RFXC
ACLKP
48
RFXC
ACLKN
V+5_HD
47
GND8
46 R997 470
SCL_A
43 470
45 R998
SDA_A
42
44 R1000
C987
41 HPD_A
0.1u/10
NM
43
R999
VCC6
0
OUTDIS 42
CEC_RX
C988
41
1000p/50
R994
1k
R995
1k
SDA_SINK
SCL_SINK
V+3R3_HHH
L909
ATL7010-A
9 4 2 8 9 9
V+1R2_RX
L910
ATL7010-A
C969
0.1u/10
C970
100p/50
C971
470p/50
R918 15 Q18
C972
0.01u/16 R917 15 Q19
1 8 R985 Q20
22
2 7 Q21
3 6 Q22
Q23
4 5
1 8 R986 Q24
22
C973
7 Q25
2
0.1u/10
3 6 Q26
C974
4 5 Q27
470p/50
C975
470p/50
C976
R987 Q28
1 8
0.1u/10 22
2 7 Q29
Q30
3 6
4 5 Q31
8 R988 Q32
1
22
2 7 Q33
3 6 Q34
4 5 Q35
C983
V+5_R4
470p/50
R996 0
V+5_HD
D904
NM
R990 10
DSDA4
R991 10 DSCL4
HPD4
R992 10 DSDA3
R993 10 DSCL3
V+5_R3 HPD3
R981
0
D903
V+5_HD
NM
V+5_R2
V+5_HD