Pioneer SC-68 Service Manual page 149

5
5V_S
IC4004
TC74VHC08FK-TBB
14
D4011
R4088 R4089
11
15k 12k
7
1SS301
GND
14 IC4004
8
7
IC4004
14
4
D4012
6
5
5
7
1SS301
IC4004
14
1
3
R4016
2
7
120
1 5
IC4905 Vcc
R5067
2
S
1SS355 2/7
3 4
120
GND
D4016
GND
TC7SET08FUS1-TLB
AMPDISABLE1
AMPDISABLE2
AMPDISABLE3
AMPDISABLE4
AMPDISABLE5
S
4/7
R4028
R4030
100
R4029 R4031
100
7k
35
R4070
YGR)
6
C1 GND
NM
5
B2
4
E2
S
R4080 FHMUTE
4/7
50
M
0
5051
Q4036
RT1N241M
0
X
CN7401
V-5V_S
GND
RYW
S
RYA Q4031
4/7
RT1P241M-11
Q4032
RT1N140M
DCdetRY
GND
S
2/7
OVP&UVP
DETECT CIRCUIT
V+64V
220p/50
CH C4044
D4013 D4014
R5012
2125
100k
RKZ24KG(B2)
RKZ24KG(B2)
D4017
R5015 R5040
2125 2125
22k 2.2k
RKZ18KG(B2)
330p/50
C4047 CH
2SC4154-11(EF)
330p/50
CH C4048
D4018 D4019
R5020
2125
100k
RKZ24KG(B2)
RKZ24KG(B2)
GND_B
D4021
R5023 R5039
2125 2125
22k 2.2k
RKZ18KG(B2)
C4051 330p/50
CH
2SC4154-11(EF)
V-64V
R5087
NM
R5088
GNDP
NM
R5165
0
GND_TP GNDS GND_B
5
6
AMPOVERLOAD
S
Q4015 2/7 - 6/7
2SC4154-11(EF)
GND
R4073 27k
Q4012
V+5V_S
HN1A01FU(YGR)
1 6
E1 C1
2 5
B1 B2
3 4
S S
3/7
C2 E2
R5044
NM
R5045
S
6/7
0
S
GND GND
5/7
R4076 27k
Q4013
HN1A01FU(YGR)
100
1 6
E1 C1
2 5
B1 B2
3 4
C2 E2
100
R5047
NM
R5048
0
Q4003
RT1N241M
GND GND
CN4001
+B(+65V) 1
GND 2
GND 3
-B(-65V) 4
CKS-557--
KN4901 KN4502
AKF7002-A AKF7002-A
R4005
GNDCH_1
1 1
NM
GNDCH_2
V+5V_S
W
XBERR
CN7271
Q4017
DTC115EUA
Q4030
DTC115EUA
V+5V_S
GND_B
50V
330p/50
CH C4046
D4015
R5029
Q4022
2125
2SC4154-11(EF)
10k
RKZ27KG(B)
R5013
W
100k
OE
V+5V_S
CN7251
Q4023
V+5V_S
R5054
220p/50
100k
CH C4050
R5019
2125
220k
D4020
R5030
Q4024
2125
10k 2SC3906K(RS)
RKZ27KG(B)
Vceo120V
R5021
2125
GND_B
100k
Q4025
*R5191
0
*R5192
NM
*R5193
NM
*R5194
NM
*R5195
R5089
NM
*R5196
NM
R5090
NM
*R5197
GNDP
NM
R5164
NM
*R5198
0
NM
*R5199
GNDS
NM
6
R4065
NM
R4067
AMUTE
0
S
Q4002
2/7, 3/7, 5/7
RT1N241M
R4068
NM
R4069
SBMUTE
0
S
6/7
W
V+64V
CN7241
GNDP
V-64V
R5060
CN4003
NM
KM200NA4
V+8_MD 1
GND_MD 2
!
V-8_MD 3
GND_MD(S) 4
R5061
CN4004 NM
KM200NA7
V+12_DF 1
GND_DF 2
V-12_DF 3
GND_DF(S) 4
V+12_RY
5
V-12_RY
6
V-12_RY
7
V+12RY
V-12RY
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
SC-68
7
D AMP ASSY (1/7)
S
1/7
(SC-68 : AWX1214)
(SC-67 : AWX1218)
The ! mark found on some component parts should be replaced
with same parts(safety regulation authorized) of identical
designation.
VSS+12V
CN4002
-B+15 1
-B 2
KM200NA2
V-64V
V+5V_S V+5V
V+5V_S
KN4000
CKF1089-A
1
! Q4037
2SC4154-11(EF)
GNDS
GND_TP
V+12V
V-5V_S V-5V
R4082
NM
R5163
GNDS
GND
V-12V
1608 SIZE 2125 SIZE
RS1/16S*** RS1/10S***
2125
RN1/16S***
RS1/8SQ***
2125
1/8W
CCSR***
CCSQ***
2125
CKSR***
CKSQ***
7
8
A
B
C
D
Q4038
2SC4154-11(EF)
S
2/7-6/7
TEMP
GNDP
0
GNDS
E
3216 SIZE
RS1/8S***
3216
RS1/4SA***
3216
1/4W
CCS***
3216
CKS***
F
S
1/7
149
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