Digital Main Assy (11/11) - Pioneer VSX-1019AH-K Service Manual

1

10.15 DIGITAL MAIN ASSY (11/11)

QQ
3 7 63 1515 0
A
AC INLET Side
*CN1902
V+5_XM
V+5XM
1
GNDXM
2
GNDXM
*CN1900
V+13_UN 1
2
V+13_UN
GNDD 3
4
GNDD
1
V+13_UN
B
V+13_UN 2
GNDD 3
4
GNDD
*CN1904
AC INLET Side
VEF1040-A
JH1900
C
TE
L 13942296513
D
AC INLET Side
*CN1901
FANERR
1
FANCTLL
2
C1996
NM
V-5R6_V
3
GNDV(SG2)
4
GNDV(SG2) 5
C1995
NM
GNDV(SG2)
6
E
V+5R6_V
7
V+5R6_U
8
GNDU
9
V+5_AD
10
GNDAA
11
GNDV
1
V+5R6_U
2
GNDU
3
V+5_AD
4
GNDAA
www
*CN1903
The mark found on some component parts should be replaced
!
with same parts (safety regulation authorized) of identical
F
designation.
D
11/11
98
1
http://www.xiaoyu163.com
2
R1992 CN1900
AWX9426- /J 0 NM
0 NM
AWX9427- /J
NM : No Mount
V+13_UN
GNDD
L1900
ATL7010-A
R1918
100
XFANERR
FANCTLL
V-5R6_V
*R1993
0
*R1996
0
V+5R6_V GNDD
C1993
1000p/50
V+5R6_U
V+5_AD
THROUGH_PCB
C1994
1000p/50
GNDU
D
GNDAA
CONT_GA
x ao
y
. i
VSX-1019AH-K
2
http://www.xiaoyu163.com
3
8
CN1901 CN1902 CN1903 CN1904
NM NM KM200NA4 B4B-EH
NM NM KM200NA4 B4B-EH
C1902
NM
C1918
NM
C1903
10u/25
CCG1195-A
C1904
CCG1195-A
10u/25
IC1900
C1908
TPS54350PWP
0.1u/25
(1608)
1 16
VIN1 BOOT
CTH1255-A
2 15
VIN2 PH2
3 14 Q1900
UVLO PH1
4 13
1
D1
LSG D4
PWRGD
C1909
5 12
2
D2
RT D3
VBIAS
6 11 1u/16
3
G
SYNC PGND S
7 10
ENA AGND
8 9 RTQ045N03
COMP
VSENSE
POWERPAD
17
Q Q
C1906 R1906 R1917
0.015u/25 3 6 7
1k 0
R1907
(1608)
NM
C1907
GNDD
680p/50
(1608) CH
V+5R6_U
Q1999
RN4903
V+13_UN
R1999
1SS352
4.7k
D1997
Q1999
RN4903
D1998
DAP202U
GNDD
D 2/11, 3/11
2-10/11
u163
3
4
2 9 9 4
V+5_DDD
R1915
NM
(1608)
L1902
V+5_HD
ATL7010-A
L1903 R1916
(1608)
ATL7010-A 10
L1901
33u
6
5
4
1 3 1 5 0 5 8 2 9
V+13_UN
D
XVDDERR
Q1997
NM
Q1998
2SC4081(QR)
m
co
.
4
2 8
9 9
9 4 2 8 9 9
3/11