Pioneer SC-63 Service Manual page 150

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1
10.34 D-AMP_S ASSY (6/10)
6sht_2/5
This page AWX1210 only
A
AWX1211
AWX1212
AWX1213
V+12V
*CN4800
KM200IB5
SBR+ 1
SBR-
2
B
GGND_SBR 3
*R4891
V+12SBR 4
2125
NM
P
V-12SBR 5
2125
*R4892
NM
CN3820
V-12V
V+5V
*R4871
4.7
C
GNDS
*R4872
4.7
V-5V
V+12V
CN4900
AKM7225-A
SBL+ 5
SBL-
4
D
GGND_SBL 3
*R4991
V+12SBL 2
2125
NM
P
V-12SBL 1
2125
*R4992
NM
CN3810
V-12V
utiwake
E
VD
V+64V
ACN7094-A
VD9
ACN7094-A
0.22
/5W
0.22
*R4825
*R4925
GNDP
*R4826
*R4926
0.22
/5W
0.22
ACN7094-A
ACN7094-A
VS9
F
V-64V
VS
Q
6/10
150
1
2
SBMUTE
Q
1/10
*R4800
GNDS
560
*R4849
NM
V+5V
GNDS
*R4865
47k
*R4965
SBMUTE_2
47k
Q
1/10
V+5VFILT9
V-5VFILT9
GNDS
*R4900
*R4948
3.9k
560
*R4949
*Q4909
NM
NM
GNDS
Q
1/10 - 5/10
*Q4808
*R4866
2SC4154-11(EF)
TEMP
10k
1%
VD8
GND_TP
VD8
/5W
*R4966
10k
1%
*Q4908
2SC4154-11(EF)
GND_TP
/5W
VS8
2
3
*R4878
2550
ACN7198-A
1%
*R4815
*R4816
2550
ACN7192-A
ACN7198-A
47k
GNDP
Q
*R4801
*R4848
3.9k
3k
1%
*Q4809
NM
CFHXSQ102J50-T
V+5V
V+5VFILT8
*R4971
4.7
GNDS
*R4972
4.7
V-5V
V-5VFILT8
*R4978
2550
ACN7198-A
1%
*R4915
*R4916
PWM8
2550
ACN7192-A
ACN7198-A
47k
OSC1
1%
*R4919
1k
1%
*R4920
1k
GNDP
IREN_SBLR
Q
*R4901
3k
1%
*C4920
*C4923
1000p/50
1000p/50
VD9
!
V+5V_S
*R4875
*Q4810
*R4867
2SA1514K(RS)
100
2
*R4870
1k
1%
1k
3
GND_TP
!
GND_TP
GND_TP
*Q4910
6
2SA1514K(RS)
*R4970
*R4967
1k 1%
1k
5
GND_TP
GND_TP
SC-63
3
4
_
MODULATOR & MOS FET Driver
Q
1/10 - 5/10
V+5V_S
PWM9
OSC1
1%
*R4819
1k
*Q4803
1%
2SC4154-11(EF)
*R4820
*C4824
1k
NM
YB
GNDS
AMPDISABLE3
*R4844
Q
1/10
10k
V+5V_S
*Q4805
2SC4154-11(EF)
*R4828
3216
100
*R4827
1/10
100k
*Q4806
IREN_SBLR
*R4824
ISA1602AM1(EF)
100k
*C4820
*C4823
1000p/50
1000p/50
CFHXSQ102J50-T
GNDS
V-5V_CSD
V-5VFILT9
VSS+12V
*R4847
NM
*R4840
3216
ACN7165-A
10
V+5V_S
Q
1/10 - 5/10
V+5V_S
*Q4903
2SC4154-11(EF)
*C4924
NM
AMPDISABLE3
YB
*R4951
GNDS
Q
1/10
22k
*R4924
*R4960
*Q4905
2SC4154-11(EF)
100k
1/10
3216
*Q4906
*R4927
ISA1602AM1(EF)
100k
GNDS
V-5V_CSD
V-5VFILT8
VSS+12V
*R4947
NM
*Q4811
*R4940
ISA1602AM1(EF)
VCC
GND_TP
ACN7165-A
8
*R4810
1
TEMP_OUT
10k
4
GND
*IC4804
Q
1/10 - 5/10
NJM12904V
*IC4804
NJM12904V
*Q4911
GND_TP
ISA1602AM1(EF)
*R4910
7
10k
4
V+5VFILT9
GNDS
*R4860
100
!
*IC4801
IRS2092SPBF
DRIVER
1
16
VAA
CSH
2
15
GND
VB
3
14
IN-
HO
*R4890
4
13
COMP
VS
5 CSD
12
12
VCC
6 VSS
11
LO
*R4829
7
10
VREF
2125
COM
1.8k
8 OCSET
9
DT
GNDS
*R4804
NM
*R4809
!
12k
V+5VFILT8
!
*IC4901
IRS2092SPBF
100
DRIVER
GNDS
1
16
VAA
CSH
2
15
GND
VB
3
14
IN-
HO
*R4990
4
13
COMP
VS
5 CSD
12
12
VCC
6 VSS
11
LO
*R4929
7
10
VREF
2125
COM
1.8k
8 OCSET
9
DT
GNDS
*R4904
NM
*R4909
!
12k

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