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

1

10.19 DIGITAL MAIN ASSY (10/10)

QQ
3 7 63 1515 0
B7B-EH
A
CN9801
V+5R6_EV 1
V+5R6_EV 2
Q
V+5R6_EV 3
JP51
GNDD 4
GNDD 5
GNDD 6
RYAC
7
B
GNDD
C
TE
L 13942296513
D
E
AC INLET Side
www
The mark found on some component
F
parts should be replaced with same
parts (safety regulation authorized)
of identical designation.
F
10/10
156
1
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2
V+5R6_EV V+5_EV
D9806
1SS352
L9801
NM V+5R6_DDD
L9802
NM
GNDD
GNDD
Q9801
!
L9803 SP8M2
SC-37 ATH7087-A
6u
ONLY 2D_1
2G
5 4
2D_2 2S
6 3
1D_1 1G
7 2
1D_2 1S
8 1
C9812
NM
(1608)
*R9805 C9813
R9801 R9802 R9804
33k
0 1.5k 33k 1000p/50
(1608)
(D) (D)
R9803 *C9811
1.5k 2200p/50
AWX9620(MH CU) AWX9621(ML CU)
C9809 1000u/16 1000u/16
C9810 1000u/16 1000u/16
C9811 2200p/50 1000p/50
C9825 470p/50 1000p/50
C9827 680p/50 470p/50
C9844 ACH7309-A NM
C9845 ACH7314-A NM
R9805 33k 18k
R9813 68k 22k
R9832 NM 0
R9833 NM 0
R9836 NM 0
R9837 NM 0
VEF1040-A NM VEF1040-A
*JH9801 JH9802 JH9803
x ao
y
. i
2
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3
8
V+5R6_DDD
L9804
ATL7010-A
L9805
NM
GNDD
GNDD
!
2G
4
2S
3
1G
2
1S
1
GNDD
IC9801
!
MB39C011A
1 VCC VH 16
2 OUT2-1 15
OUT1-1
3 OUT2-2 14
OUT1-2
C9826
4 VB CTL 13
NM
(1608)
R9809 5 RT GND 12
*C9825
16k
6 FB1 FB2 11 *R9813
68k
470p/50
7 -INE1 -INE2 10
C9821
0.047u/10
8 CSCP1 CSCP2 9
C9816 Q Q
0.047u/10
3 6 7 1 3
680p/50
GNDD
SC-37 ONLY
3.3VReg
!
V+3R3_NW
*IC9802
NJM2846DL3-33
u163
.
GNDD
SC-37
3
4
2 9 9 4 2 8
R9829
Q9802
L9806
SP8M2
ATH7086-A
4.7u
2D_1
5
2D_2
6
1D_1
7
1D_2
8
GNDD
R9814 R9817 R9819
75k 5.1k 0
(1608)
(D) (D)
*C9827 R9818
1 5 0 5 8 2 9
3.3k
1.8VReg
!
*IC9803
NJM2846DL3-18
V+1R8_NW
m
co
R9826
NM
R9842
NM
(3216)
4
9 9
R9828 V+3R3_HHH
0
(2125)
0
(2125)
*C9844
V+1R8_HHH
ACH7309-A
1 3
2
GNDD
*R9832
(2125)
NM
*R9833
NM
(2125)
*C9845
V+1R8_DSP
ACH7314-A
1 3
2
GNDD
*R9836
(2125)
NM
*R9837
NM (2125)
9 4 2 8 9 9
3.3VReg
!
*IC9805
NJM2846DL3-3
*R9840
2.2k
GNDD
N