Digital Main Assy (4/11) - Pioneer SC-65 Service Manual

1

10.11 DIGITAL MAIN ASSY (4/11)

E
2/11, 6/11, 7/11
A
9/11 - 11/11
V+5R6_EV
Front Side
V+5R6_EV 27
V+5R6_EV
26
GNDD 25
GNDD
GNDD 24
R1084 0
EV232RX 23
C1083
100
NM R1085
EV232TX 22
C1084
100p/50 R931 10
232CDET
21
C1085
R932 10
NM
232POW 20
GNDD 19
R933
10
XOSDRST 18
R934
10
OSDCS 17
R1086 0
OSDSCK/EXSCK5
OSDSCK 16
R1087 0
OSDSO
15
R1082
0
SCL 14
R1083
0
SDA 13
C1088
10p/50
COMP_DET 12
V+5_V R935
10
V+5_V 11
V+5_V
10
GNDD
9
(CVBS)
CVBS_IN 8
GNDD 7 (CR)
B
CR_IN 6
GNDD 5 (CB)
CB_IN
4
GNDD 3 (Y)
Y_IN 2
GNDD 1
CN901
GNDD
AKN7151-A
C125Z2-27(COSMOS)
Rear Side
G
1/2
CN8301
C
(CVBS)
: Video Signal Route
(CB)
: Video Signal Route
(CR)
: Video Signal Route
(Y)
: Video Signal Route
D
E
F
E
4/11
All 1u/10 is DCH1246-A.
108
1
2
Video IN
C-Cr
C1089
232RX5 DCH1201-A
(2125) ISA1602AM1(EF)
232TX5
232CDET
232POW GNDD
XOSDRST5
OSDCS5
OSDSO/EXSO5
C-Cb
HDSCL
HDSDA
COMPDET
C1090
DCH1201-A
(2125) ISA1602AM1(EF)
A_VVYIN
GNDD
C-Y
C1091
DCH1201-A
(2125)
ISA1602AM1(EF)
GNDD
E
3/11
HDMI_Rx
SWT1XC-
SWT1XC+
SWT1X0-
SWT1X0+
SWT1X1-
SWT1X1+
SWT1X2-
SWT1X2+
R4XC-
R4XC+
R4X0-
R4X0+
R4X1-
R4X1+
R4X2-
R4X2+
R7XC-
R7XC+
R7X0-
R7X0+
R7X1-
R7X1+
R7X2-
R7X2+
2
3
C1098 C1104
Q909
5p/50 4p/50
2SC4154-11(EF)
GNDD
(F) 0.82u 1.2u
R1094 R1100 L922 L925 R1106
ATL7033-A ATL7035-A
220
NM 10 R1109
NM
Q906
GNDD GNDD
GNDD
C1099 C1105
Q910
5p/50 4p/50
2SC4154-11(EF)
GNDD
(F) 0.82u 1.2u
R1095 R1101 L923 L926 R1107
ATL7033-A ATL7035-A
220
NM 10 R1110
NM
Q907
GNDD GNDD
GNDD
C1100 C1106
Q911
5p/50 4p/50
2SC4154-11(EF)
GNDD
(F) 0.82u 1.2u
R1096 R1102 L924 L927 R1108
ATL7033-A ATL7035-A
220
NM 10
R1111
NM
Q908
GNDD GNDD
GNDD
V+3R3_HHH
L902
V+1R2_HD
VTL1129-A
L901
ATL7010-A
109
110
111
112
R0X0+
113
R0X1-
114
R0X1+
C917
10p/50 115
R0X2-
C918 116
R0X2+
470p/50
117
C919
AVCC12_1
0.1u/16 118
R1XC-
119
R1XC+
120
R1X0-
121
R1X0+
122
R1X1-
123
R1X1+
124
R1X2-
C920 125
R1X2+
330p/50
126
AVCC33_2
C921
0.01u/25 127
R2XC-
128
R2XC+
129
R2X0-
130
R2X0+
131
R2X1-
132
R2X1+
133
R2X2-
C922 134
R2X2+
0.01u/25
135
C923 AVCC12_2
330p/50 136
R3XC-
137
R3XC+
138
R3X0-
139
R3X0+
140
R3X1-
141
R3X1+
142
R3X2-
R3X2+
143
AVCC33_3
C924
144
100p/50
C925
0.1u/16
V+1R2_HD
L903
V+3R3_HHH
VTL1129-A
L904
VTL1129-A
GNDD
GNDD
GNDD
SC-65
3
4
V+5_V
R1115
0
GNDD
SG_C
(CR)
GNDD
SG_B
(CB)
GNDD
(Y)
SG_A
GNDD
DSP
E
3/11, 6/11 - 9/11
109 R0XC-
110 R0XC+
111 R0X0-
IC903
SII9233ACTU
GNDD
142
143
144
R958
1M
V+3R3_HHH
4 3
X2
GND2
R939
2.2k
1 2
GND1
X1
X901
ASS7123-A
27MHz
R940
4
C929
L90
NM
N
C930
NM
IC904
1 5
G VCC
2
IN
R941
3 4
GND OUT
NM
NM
GNDD
0
R942
C977
0.1u/16
72 C978
33p/50
71
C979
470p/5
70
Q18
C980
69
0.01u/25
Q19
68
Q20
67
IOVCC33_3 72
Q21
66
CVCC12_3 71
Q22
65
70
Q23
64
Q24
*C981
63
Q25
0.1u/1
62
Q26
C982
61
IOVCC33_2 100p/5
60
C983
CVCC12_2
470p/5
59
Q27
C984
58
Q28
0.1u/16
57
Q29
56
Q30
55
Q31
54
Q32
53
Q33
52
Q34
51
Q35
50
GND_1
49
RSVDNC_7
48
RSVDNC_6
47
RSVDL_3
46
RSVDNC_5
45
RSVDNC_4
44
DSDA3
39
43
DSCL3
HPD2 38
42
HPD3
37
R2PWR5V R1011
41 C969
R3PWR5V
40
DSDA2
NM
39
DSCL2
38
R995
C970
37
NM
C971
NM
V+5_HD
C910
NM
GNDD
Q901
SSM3K15FU
NM