D Amp Assy (2/7) - Pioneer SC-68 Service Manual

1

10.32 D AMP ASSY (2/7)

A
CN4200
V+12VF
AKM7225-A
R4200
1
FR+
560
2
FR-
GGND_FR 3
R4291
V+12FR 4 2125
82k
V-12FR 5
2125
R4292
1M
R4201
GNDS
V-12VF
560
P
CN3890
B
R4100
V+12VF 560
CN4100
KM200IB5
FL+ 5
GNDS
R4101
FL- 4
560
GGND_FL 3
R4191
V+12FL 2 2125
82k
V-12FL 1
2125
R4192
1M
V-12VF
P
CN3880
C
GNDS
R4210
15k
R4211 C4216 100u
R_IN
470
ACH1479-A-T
R4111 C4116 ACH1479-A-T
L_IN
470
100u
R4110
15k
S
GNDS
1/7, 3/7, 5/7
D
V+64V ACN7094-A
0.22 /5W
R4125
GNDP
E
R4126
0.22 /5W
V-64V
ACN7094-A
V+64V VD
R4225
0.22 /5W
ACN7094-A
GNDP
F
R4226
0.22 /5W
ACN7094-A
V-64V
VS
S
2/7
150
1
2
C4208
ACH7320-A-P45
470u/16
C4209
0.01u/16 R4206
1
2125
CFHXSQ103J16-T
R4202 GNDS
IC4202
0.5% 18k 0.5%
GND
(1/2)
3
C4204
4 UPC4570G2-A
NM
1
8
2
R4205
VCC
9.1k 0.5%
C4205
C4207
NM
R4203
NM
0.5% 18k 0.5%
C4109
CFHXSQ103J16-T
R4106
0.01u/16
2125
1
C4108
GNDS
ACH7320-A-P45
470u/16
GND
UPC4570G2-A
5
4
R4102
7
8
6
IC4202
0.5% 18k 0.5% R4105
VCC
C4104
9.1k 0.5%
NM
C4107
NM
C4105
NM
R4103
0.5% 18k 0.5%
V+5V
C4202
R4264
NM
47k
C4102
R4164
AMUTE
NM
47k
VD2
S
1/7,
3/7 - 6/7
VS2
VD1
1608 SIZE
RS1/16S***
RN1/16S***
CCSR***
VS1 CKSR***
2
3
V-12VF
R4290
1%
V-12V
R4215
ACN7192-A
47k
R_IN
GNDP
V+12V
C4220
V+12VF
1000p/50
IC4200
1
R4248
2
L_IN
3k
3
1%
4
GND
GNDS
TLC071IDR
V-12VFILT1
1%
R4115
ACN7192-A
47k
GNDP
C4120
1000p/50
1
R4148
2
3k
3
1%
4
GND
IC4100
GNDS
TLC071IDR
V-12VFILT2
VD1
!
Q4210
Q4208
R4266 R4267
2SA1514K(RS)
2SC4154-11(EF)
TEMP
10k 1k
1% 1%
VD2
GND_TP
!
GND_TP
Q4110
R4166
2SA1514K(RS)
10k 1% R4167
Q4108 1k 1%
2SC4154-11(EF)
GND_TP
GND_TP
NOTE
1. RESISTORS
Unit: k-k
2125 SIZE 3216 SIZE
Rated Power: 1/16w unless otherwise noted.
RS1/10S*** RS1/8S*** Toleranee: (J)5% unless otherwise noted.
2125 3216
2. CAPACITORS
RS1/8SQ*** RS1/4SA***
2125 3216
Unit: p-pF or u-uF unless otherwise noted.
1/8W 1/4W
Ratings: Capacity(F)/Voltage(V) unless otherwise noted.
CCSQ*** CCS***
YB:CKSRYB, QYB:CKSQYB,SYB:CKSYB, CH:CCSRCH
2125 3216
CKSQ*** CKS***
HAT:CEHAT, ZL:CEHAZL
3. NM: No Mount
SC-68
3
4
10k
2550
ACN7199-A
S
10k
1/7, 3/7 - 6/7
R4216
PWM1
2550
ACN7199-A
OSC1
1%
*R4219
NM
V+12VFILT1
*Q4203
1%
NM
R4220 C4224
180
NM
GNDS
S
1/7
V+12VFILT1 AMPDISABLE1
IREN_LR
GNDS
8
7
VDD
Q4206
R4222
6 2SC4154-11(EF)
1%
5 1k
GNDS
10k
S
R4190 1/7, 3/7 - 6/7
2550
ACN7199-A
10k
R4116
PWM2
2550
ACN7199-A
OSC1
1%
*R4119
NM
V+12VFILT2
*Q4103
1%
NM
R4120 C4124
S
1/7
180 NM
GNDS
AMPDISABLE1
V+12VFILT2
S
1/7
IREN_LR
GNDS
8
7
VDD
R4122 Q4106
6
2SC4154-11(EF)
1%
5 1k
GNDS
V+5V_S
ISA1602AM1(EF)-TLB
Q4211
*R4275
VCC
100
2
8 GND_TP
1
R4270
*R4280
4 10k
1k 3
*IC4204
GND S
NJM12904V
GND_TP
*IC4204
NJM12904V
Q4111
ISA1602AM1(EF)-TLB
6
GND_TP
7
R4170
*R4180
1k 5
10k
, M-M or unless otherwise noted.
4
MODULATOR & MOS FET Driver
R4289
100
S
1/7
R5104
IC4
3216
IRS2095
100k
DR
1
VDD
2
CSD
3
IN
4
VSS
5 NC1
R4229
6 VREF
2125
1.8k
7
OCSET
8 DT
R4232
2125
8.2k
VSS+12V
R4247
NM
R4213
R4240
NM
ACN7165-A
R4189
R4209
100 15k
R5100
IC4
3216
IRS2095
100k
DR
1
VDD
2
CSD
3
IN
4
VSS
5 NC1
R4129
6 VREF
2125
1.8k
7
OCSET
8 DT
R4132
2125
8.2k
VSS+12V
R4147 NM
R41
R4140
N
ACN7165-A
TEMP_OUT
1/7, 3/7 - 6/7
R4109
15k
V+12V
R4271
4.7
GNDS
R4272
4.7
V-12V