Pioneer VSX-31 Service Manual page 12

1
2.5 D-MAIN ASSY (5/12)
QQ
3 7 63 1515 0
V+5_R1 V+5_HD V+5_E1
AD3PBX19G0 (QiRui)
JA1601
AKP7247-1
*D1601
A
DAN202U
HDMI IN 1
RT4
RT3
RT2
RT1
Hot Plug Detect 1 9
C1601
+5V 1 8
1000p/50
DDC/CEC GND 1 7
YB
SDA 1 6
SCL
1 5
L 1 6 0 1
NC 1 4
N M
CEC 1 3
Clock- 1 2
Clock Shield 1 1
Clock+ 1 0
Data0- 9
Data0 Shield 8
Data0+ 7
Data1- 6
Data1 Shield 5
Data1+
4
Data2-
3
Data2 Shield 2
Data2+ 1
B
GNDD
AD3PBX19G0 (QiRui)
JA1602
AKP7247-1
V+5_R2
HDMI IN 2
RT4
RT3
RT2
RT1
Hot Plug Detect 1 9
C1602
+5V 1 8
1000p/50
DDC/CEC GND 1 7
YB
SDA 1 6
SCL
1 5
L 1 6 0 2
NC
1 4
N M
CEC 1 3
Clock- 1 2
Clock Shield 1 1
Clock+ 1 0
Data0- 9
Data0 Shield 8
C
Data0+ 7
Data1- 6
Data1 Shield 5
Data1+ 4
Data2-
3
Data2 Shield 2
Data2+ 1
TE
L 13942296513
GNDD
AD3PBX19G0 (QiRui)
JA1603
AKP7247-1
V+5_R3
RT4
HDMI IN 3
RT3
RT2
RT1
Hot Plug Detect 1 9
C1603
+5V 1 8
1000p/50
DDC/CEC GND 1 7
YB
SDA
1 6
D
SCL
1 5
L 1 6 0 3
NC
1 4
N M
CEC 1 3
Clock- 1 2
Clock Shield 1 1
Clock+ 1 0
Data0- 9
Data0 Shield 8
Data0+ 7
Data1- 6
Data1 Shield
5
Data1+
4
Data2-
3
Data2 Shield 2
Data2+ 1
GNDD
AD3PBX19G0 (QiRui)
JA1604
AKP7247-1
V+5_R4
E
HDMI IN 4
RT4
RT3
RT2
RT1
Hot Plug Detect 1 9
C1604
+5V 1 8
1000p/50
DDC/CEC GND 1 7
YB
SDA 1 6
SCL 1 5
NC L 1 6 0 4
1 4
N M
CEC 1 3
Clock- 1 2
Clock Shield 1 1
Clock+ 1 0
Data0- 9
www
Data0 Shield 8
Data0+ 7
Data1- 6
Data1 Shield 5
Data1+ 4
Data2-
3
Data2 Shield 2
Data2+ 1
F
GNDD
N
5/12F
12
1
http://www.xiaoyu163.com
2
VSX-31,1020,1025 only
R1617 0
HPD_C
*R1622
DSCL1
0 VSX-30,925 only
*R1621
DSDA1
0
*R1618
S D A _ C
0
S C L _ C
*R1619 0
VSX-31,1020,1025 only
R 1 X C -
R 1 X C +
R 1 X 0 -
R 1 X 0 +
R 1 X 1 -
R 1 X 1 + V + 5 _ R 2
C9751
V + 5 _ R 1
0.1u/10
V + 5 _ F
R 1 X 2 -
IC9751
1
R 1 X 2 +
/ E a V c c
2
S 1 / E b
3
I 3 a
4
I 2 a I 3 b
5
I 1 a I 2 b
6
I 0 a I 1 b
7
Z a I 0 b
8
G N D
GNDD
HPD2
DSDA2
DSCL2
R2XC-
R2XC+
R2X0-
R2X0+
R2X1-
R2X1+
R2X2-
R2X2+
HPD3
DSDA3
DSCL3
R3XC-
R3XC+
R3X0-
R3X0+
R3X1-
R3X1+
R3X2-
R3X2+
HPD4
DSDA4
DSCL4
R4XC-
V+3R3_HHH
R4XC+
R4X0-
R4X0+
R4X1-
R4X1+
x ao
y
R4X2-
R4X2+
. i
2
http://www.xiaoyu163.com
3
8
V+5_E1
* R 1 6 0 2
0
0.1u/10
*C1631
1 8
A 0 V C C
*R1653
2 7
A 1 W P
100
3 6
A 2 S C L
*R1652 10
4 5
G N D S D A
*R1651 10
H O T D E T B
S-24CS02AFT
*IC1602
V+3R3_EM_D GNDD
*Q1611
V + 5 _ R 5 DTC114YUA
V + 5 _ R 4
V + 5 _ R 3
GNDD
W P 1
1 6
1 5
VSX-31,
1 4
S 0 H O T D E T A
1020,1025
1 3
only
1 2
1 1
1 0
9
Z b
Q 9 5 5 1
D T C 1 1 4 Y U A
H O T D E T C
HDSCL
HDSDA
HDMI5VDET
V+3R3_HHH
GNDD
Q Q
3 6 7
V+3R3_HHH
C1553
470p/50
L1503
V+1R2_HD
ATL7010-A
L1504
ATL7010-A
MVG6.3VC47MD56TP
V+1R2_HD
L1505
V+3R3_HHH QTL1013-A
L1506
QTL1013-A
GNDD
V+1R2_HD
! IC1592
R1172H121B
1 5
V+1R8_HHH
C E V O U T
2
G N D
3 4
N C V D D 4
u163
1
GNDD
FA-238 27MHz CL=7pF (EPSON)
GNDD
VSX-31
3
4
2 9 9 4
HPD_C
SDA_C
SCL_C
R 1 6 3 1
0
1
SDA_C 2
*C1632
SCL_C 3
0.1u/10
4
G N D 1
1 1 6 R1XC- 5
S V c c C C L K N
2 1 5 6
R1XC+
1 B 1 O E C C L K P
C 1 6 1 3
3 1 4 0.1u/10 7
1 B 2 4 B 1 V C C 1
C 1 6 3 8
4 1 3 470p/50 8
R1X0-
1 A 4 B 2 C D T O N
5 1 2 9
R1X0+
2 B 1 4 A C D T O P
6 1 1 1 0
2 B 2 3 B 1 G N D 2
7 1 0 1 1
R1X1-
2 A 3 B 2 C D T 1 N
8 9 1 2
R1X1+
G N D 3 A C D T 1 P
C 1 6 1 4
0.1u/10 1 3
V C C 2
C 1 6 3 9
SN74CBT3257PWR
R1X2- 470p/50 1 4
C D T 2 N
*IC1603
R1X2+ 1 5
GNDD C D T 2 P
1 6
V+3R3_HHH
C 1 6 4 0 G N D 3
470p/50
1 7
V C C 3
C 1 6 1 5
0.1u/10 (D) 1 8
R 1 6 3 2 1 9
4 . 7 k
2 0
*Q1612
1 6
T r 1 _ S o u r c e
T r 1 _ D r a i n
2 T r 1 _ G a t e 5
T r 2 _ G a t e
3 4
T r 2 _ D r a i n
T r 2 _ S o u r c e
HN1K02FU
GNDD
1 3 1 5 0 5 8 2 9
IC1501
HDMI RX
m
R1502
1M
3
co
2
X 1 5 0 1
A S S 7 1 0 6 - 1
27MHz
.
4
2 8
9 9
1 R X T M C E C _ L I N E 60
2 S D A _ C G N D 1 0 59
3 S C L _ C A D T 2 P 58
IC1601
CXB1444R
HDMI EQ SW
18 R E X T V C C 6 43
19 O P A C T R L N O U T D I S 42
20 C E C _ T X C E C _ R X 41
VSX-31,1020,1025
only
9 4 2 8 9 9