Pioneer SC-82 Service Manual page 69

5
IC4004
TC74VHCT08AFKS1
14
12
R6401 D4011
R4088
11
V+5V_S
R6406
100 15k
13
7
100
DAN202U
IC4004
ND
14
9
R6402
8
R4014
100
10
7
150
IC4004
14
4
R6403 D4012
6
R6407
R4015
100
5
7
150 100
DAN202U
IC4004
14
1
3
R4016
2
7
150
1 5
Vcc
*R5067
2
3 4
NM
GND
*IC4905
NM
AMPDISABLE1
GND
AMPDISABLE2
AMPDISABLE5
AMPDISABLE4
AMPDISABLE3
R
5/6
R
6/6
R4028
R4029
100
R6434
470k
R
4/6
080 Q4036
2SA1576A(QRS)
7k
FHMUTE
U
2/2
+B(+65V)
V-12V_M
CN7401
RYW
-B(-65V)
RYA
R
Q4031
4/6
DTA124EUA
Q4032
DTC114TUA
Q4005
DCdetRY
DTC114TUA
R4005
R
GND
2/6 3216
NM
GND
OVP&UVP
DETECT CIRCUIT
CCSRCH221J50-T
V+64V
220p/50
220p 50V
*C4044
D4013
R5012
2125
100k
DZ2J240M0
D4017
R5015
22k
DZ2J180M0
NM
C4047
2)
VM
1
CCSRCH221J50-T
4064
220p/50
220p 50V
47k *C4048
D4018
R5020
2125
100k
DZ2J240M0
CONSTANT
GND_B
NT CIRCUIT
D4021
R5023
2125
22k
DZ2J180M0
V+5V_S
NM
C4051
V-64V
Q4038
2SC4081(QRS)
37
TEMP
R
2/6 - 6/6
GND_TP
5
6
R6442
AMPOVERLOAD
0
R4089
R
Q4015 2/6 - 6/6
2SC4081(QRS)
12k
GND
GND
R4082
Q4042
2SC4081(QRS)
47k
GND
R
R6428
2/6
470k
R4073
R
3/6
47k
R
4/6
GND
R4030 120
100
*R6431
NM
*R4076
*R4031
NM
NM
GND
GND
V-12V_M
CN4001
1
GND 2
GND 3
4
CKS-557--
KN4901 *KN4502
NM AKF7002-A
1 1
GNDCH_1
GNDCH_2
V+5V_S
CN7271
XBERR
Q4017
DTC115EUA
V+5V_S
R
GND_B
NM NM
AMPOVERLOAD
CH C4045 CH C4046
R5141
100
D4014 D4015
R5029
Q4022
2125 2SC4081(QRS)
10k
DZ2J240M0 DZ2J270M0
R5040
2125 2125
2.2k
CH Q4023
2SC4081(QRS)
R5054
NM
NM
100k
CH C4049 CH C4050
R5019
2125
220k
D4019 D4020
R5030
Q4024
2125
10k 2SC3906K(RS)
DZ2J240M0 DZ2J270M0
Vceo120V
GND_B
R5039
V+5V_S
2125
2.2k
Q4025
CH
2SC4081(QRS)
R5021
2125
100k
R5013
2125
220k
2SA1576A(QRS)
Q4030
GND_B
6
*R5191
NM
V+5V_S
*R5192
NM
*R5193
NM
R
2/6
*R5194
Q4002 NM
AMUTE
2SA1576A(QRS)
*R5195
NM
*R5196
V-12V_M
NM
R5197
NM
*R5198
0
*R5166
*Q4003
NM
NM
*R5167
SBMUTE
NM
R
6/6
*R5164
NM
V+64V
R5041
3216
2.2
GNDP
V-64V
GND_TP2
CN4003
KM200NA4
U
V+8_MD 1
1/2
GND_MD 2
V-8_MD 3
4
GND_MD(S)
2/6 - 6/6
CN4004
KM200NA7
V+12_DF 1
GND_DF 2
V-12_DF
3
V+12RY
GND_RY 4
V+12_RY 5
V-12_RY
6
V-12_RY
7
U
1/2
CN7251
GND_RY
V-12RY
1608 SIZE 2125 SIZE
RS1/16S*** RS1/10S***
2125
RN1/16S***
RS1/8SQ***
2125
1/8W
CCSR***
CCSQ***
CKSR*** 2125
CKSQ***
NOTE
1. RESISTORS
Unit: k-k , M-M or unless otherwise noted.
Rated Power: 1/16w unless otherwise noted.
Toleranee: (J)5% unless otherwise noted.
2. CAPACITORS
Unit: p-pF or u-uF unless otherwise noted.
Ratings: Capacity(F)/Voltage(V) unless otherwise noted.
YB:CKSRYB, QYB:CKSQYB,SYB:CKSYB, CH:CCSRCH
HAT:CEHAT, ZL:CEHAZL
3. NM: No Mount
The mark found on some component parts should be replaced
!
with same parts (safety regulation authorized) of identical designation.
SC-82
7
D AMP_SS ASSY (1/6)
R
1/6
(SC-82 : AWX1926)
(SC-81 : AWX1919)
VSS+12V
CN4002
-B+15V 1
-B 2
KM200NA2
U
1/2
V-64V
CN7241
R6441
220k
V+5V_S
!
!
R5052
150k
V+5V
CKF1089-A
GNDS
!
R5053
150k
V-5V_S V-5V_CSD V-5V
V+12V V+12V_M
R5108
10
GNDS
R5109
GNDM
10
V-12V V-12V_M
3216 SIZE
RS1/8S***
3216
RS1/4SA***
3216
1/4W
CCS***
3216
CKS***
7
8
A
B
C
R5083
3216
2.2
D
KN4000
1
V-64V
R5043
0
GNDS GND
R5097
1
R5098
RY+
1
R
2/6, 5/6
E
R5103
1
R5104
RY-
1
R
3/6, 4/6, 6/6
F
R
1/6
69
8