Digital Main Assy (4/7) - Pioneer SC-LX82 Service Manual

Audio/video multi-channel receiver
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10.11 DIGITAL MAIN ASSY (4/7)

V+5_R1
V+5_HD
V+5_E1
D1601
1SS301
A
L1612
JA1601
NM
HDMI IN 3
R1643
AKP7224-A
NM
(AKP7239-A)
C1696
330p/50
R1620
CH
Hot Plug Detect
19
NM
Q1601
C1601
+5V
18
Q1601
CH
1000p/50
NM
DDC/CEC GND
17
L1609
NM
SDA
16
L1610
NM
SCL
15
L1601
NC
14
NM
13
CEC
12
Clock-
11
Clock Shield
10
Clock+
9
Data0-
8
Data0 Shield
7
Data0+
Data1-
6
Data1 Shield
5
Data1+
4
Data2-
3
Data2 Shield
2
Data2+
1
B
GNDD
V+5_R2
JA1602
HDMI IN 2
L1615
R1644
NM
AKP7224-A
0
(AKP7239-A)
C1697
330p/50
R1625
NM
CH
Hot Plug Detect
19
C1602
Q1602
18
+5V
CH
Q1602
1000p/50
NM
17
DDC/CEC GND
L1613
NM
16
SDA
L1614
NM
15
SCL
L1602
14
NC
NM
13
CEC
12
Clock-
Clock Shield
11
Clock+
10
Data0-
9
Data0 Shield
8
Data0+
7
C
Data1-
6
Data1 Shield
5
4
Data1+
3
Data2-
2
Data2 Shield
1
Data2+
GNDD
V+5_R3
JA1603
HDMI IN 1
L1618
R1645
NM
AKP7224-A
0
(AKP7239-A)
C1698
100p/50
R1626
CH
NM
Hot Plug Detect
19
Q1603
C1603
+5V
18
Q1603
CH
1000p/50
NM
DDC/CEC GND
17
L1616
NM
SDA
16
L1617
NM
SCL
15
L1603
NC
14
D
NM
CEC
13
Clock-
12
Clock Shield
11
Clock+
10
9
Data0-
8
Data0 Shield
7
Data0+
6
Data1-
Data1 Shield
5
Data1+
4
Data2-
3
Data2 Shield
2
Data2+
1
GNDD
V+5_R4
HDMI BD IN
JA1604
E
L1619
R1646
NM
AKP7224-A
0
(AKP7239-A)
C1699
330p/50
R1627
CH
NM
Hot Plug Detect
19
Q1604
C1604
+5V
18
CH
Q1604
1000p/50
NM
DDC/CEC GND
17
L1620
NM
SDA
16
L1621
NM
15
SCL
14
L1604
NC
NM
13
CEC
12
Clock-
11
Clock Shield
10
Clock+
9
Data0-
Data0 Shield
8
Data0+
7
Data1-
6
Data1 Shield
5
Data1+
4
Data2-
3
Data2 Shield
2
1
Data2+
GNDD
F
E
4/7
112
1
2
R1617
0
HPD_C
HPD1
R1618
0
SDA_C
R1619
0
SCL_C
R1621 NM
DSDA1
R1622 NM
DSCL1
R1XC-
R1XC+
R1X0-
R1X0+
R1X1-
GNDD
R1X1+
HOTDET53
V+3R3_EM_D
C1634
R1X2-
0.1u/10
R1X2+
IC1605
TC74VHC153FT
V+5_R2V+5_R3V+5_R4
1
16
1G
VCC
2
15
B
2G
HOTDET52
3
14
1C3
A
V+5_F
4
13
1C2
2C3
5
12
1C1
2C2
6
11
1C0
2C1
7
10
1Y
2C0
8
9
GND
2Y
R1665
HDMI5VDET
0
GNDD
R1PWR5V
HDSCL
HDSDA
HPD2
DSDA2
DSCL2
R2XC-
R2XC+
R2X0-
R2X0+
R2X1-
R2X1+
R2X2-
R2X2+
V+3R3_HHH
L1503
V+1R2_HD
ATL7010-A
L1504
ATL7010-A
HPD3
DSDA3
DSCL3
R3XC-
R3XC+
R3X0-
R3X0+
R3X1-
R3X1+
R3X2-
R3X2+
HPD4
V+1R2_HD
V+3R3_HHH
DSDA4
DSCL4
R4XC-
R4XC+
IC1592
R4X0-
V+1R2_HD
R1172H121B
R4X0+
1
5
CE
VOUT
2
R4X1-
GND
3
4
NC
VDD
R4X1+
R4X2-
R4X2+
GNDD
SC-LX82
2
3
SDA_C
SCL_C
V+5_E1
V+5_E1
C1632
0.1u/10
C1631
0.1u/10
IC1603
TC7MB3257FK
IC1602
S-24CS02AFT
1
16
S
Vcc
1
8
2
15
A0
VCC
1B1
OE
2
7
R1653
3
14
A1
WP
1B2
4B1
3
6
100
4
13
A2
SCL
1A
4B2
R1652
10
4
5
5
12
GND
SDA
2B1
4A
R165110
6
11
2B2
3B1
7
10
2A
3B2
WP1
Q1611
8
9
DTC114YUA
GND
3A
GNDD
GNDD
V+5_HD
C1633
0.1u/10
V+5_R1
IC1604
TC7WH157FU
Q1612
1
8
HN1K02FU
A
VCC
2
7
1
6
B
ST
3
6
2
5
Y
SELECT
4
5
3
4
GND
Y
GNDD
R1659
0
SII9233ACTU
L1505
QTL1013-A
L1506
QTL1013-A
GNDD
R1502
V+1R8_HHH
1M
X1501
4
3
3
4
1
2
2
1
ASS7092-A
27MHz
GNDD
3
4
HPD_C
R1631
0
1
2
SDA_C
SCL_C
3
4
1
RXTM
GND1
2
SDA_C
R1XC-
5
CCLKN
3
SCL_C
R1XC+
6
CCLKP
C1613
7
0.1u/10
VCC1
C1638
8
R1X0-
470p/16
CDTON
IC1601
9
R1X0+
CDTOP
10
CXB1444R
GND2
11
R1X1-
CDT1N
HDMI EQ SW
12
R1X1+
CDT1P
C1614
13
0.1u/10
VCC2
C1639
14
R1X2-
470p/16
CDT2N
15
R1X2+
CDT2P
16
18
REXT
V+3R3_HHH
C1640
GND3
19
OPACTRLN
470p/16
17
20
VCC3
CEC_TX
C1615
18
0.1u/10
R1632
19
4.7k
20
GNDD
IC1501
GNDD
4
60
59
58
CEC_LINE
60
57
ADT2N
GND10
59
56
VCC8
ADT2P
58
55
ADT1P
54
ADT1N
53
GND9
52
ADTOP
51
ADTON
50
VCC7
49
ACLKP
48
ACLKN
47
GND8
46
R1642
SCL_A
VCC6
43
45
R1641
SDA_A
42
OUTDIS
44
C1618
41
CEC_RX
HPD_A
0.1u/10
43
42
C1619
41
1000p/50
R1635
1k
R1634
1k
V+3R3_RX
V+3R3_HHH
L1501
ATL7010-A
V+1R2_RX
L1502
ATL7010-A

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