D Amp Assy (1/7) - Pioneer SC-68 Service Manual

1

10.31 D AMP ASSY (1/7)

A
*R4036 *R4037
NM
GND
B
R5056
100
R5057
100
R5058
100
H
CN7006
R5070
CN4000
9604S-19C
C
EXSO 1
EXSCK 2
EXOE 3
EXST 4
XOLERR 5
XBERR 6
IRMUTEA 7
IRMUTESB 8
IRMUTEFH 9
RY_FW 10
RY_AF 11
RY_CR 12
RY_FH 13
RY_B 14
AMP_TEMP 15
XTEMPERR5 16
XDCERR 17
GNDD 18
GNDD 19
D
GND1
GND
DC_DETECT5
S
4/7
HN1C01FU(YGR)
Q4029
6 1
C1 E1
5 2
B2 B1
4 3
E2 C2
GND_DC
DC_DETECT4
S
6/7
E
GND_DC
DC_DETECT3
S
3/7
GND_DC
DC_DETECT1
S
2/7
DC_DETECT2
S
5/7
F
S
1/7
148
1
2
V+5V_S
AM CONTROL
CIRCUIT
S
NM V-5V_S
GND
GND
V+5V_S
YB
C4086 0.1u/50
C4087 100p/50
IC4007
1 16
STB VDD
2 15
DATA OE
3 14
CLOCK Q5
4 13
Q1 Q6
5 12
Q2 Q7
6 11
Q3 Q8
7 10
Q4 QS'
8 9
VSS QS
BU4094BCFV
GND
330
Q4033
RT1P241M-11
R4043
OE
Q4034
100
DTC115EUA
GND
GND
R4009
100
R5082 100 R5064 100
R4046 100 R4050 100
R4047 NM R4051 100
R4048
R4052 100
100
R4049 R4053
100 100
R4034 R4035
100 100
Q4018
RT1P241M-11
DCdetRY
R4092
GND R4093 100
XBERR
100
R4024
R4022 100
100
R4025
R4021 220
100
R4026
R4023 100
100
Q4028
GND
6 1
C1 E1
5 2
B2 B1
4 3
E2 C2
HN1C01FU(YGR)
S
Q4027
6 1
C1 E1
2/7 - 6/7
5 2
B1
B2
4 3
E2 C2
HN1C01FU(YGR)
Q4014
6 1
C1 E1
5 2
B2 B1
4 3
E2 C2
HN1C01FU(YGR)
GND_DC
Q4016
6 1
C1 E1
R4017
5 2
B2 B1
0
4 3
E2 C2
HN1C01FU(YGR)
GND_DC
2
3
OSC1
2/7 - 6/7
S
2/7
IREN_LR
S S
3/7
IREN_SLR
IREN_SBLR
S
6/7
IREN_C
S
5/7
IREN_FHLR
S
4/7
R4001
100
R4002
100
R4003
100
R4004
100
R5065
100
V+5V_S
R4044
AMPOVERLOAD
1.5k
S
2/7 - 6/7
RYB
Q4008
RT1P241M-11
RYH
Q4010
RT1P241M-11
Q4011 DCdetRY
RT1N140M
DCdetRY
Q4019
S
6/7
RT1N140M
GND
S
4/7
GND
IC4005
HA17431GLTPA
R4094
2.2k
R4054
3.3k
GND_TP
*R4097
10
GND_TP GND_TP
TEMP_OUT
GND_TP
V+5V_S
GND_DC
GND_DC
SC-68
3
4
R4084
120 R4013
120
GND
GND
R4085
120 R4014
GND
R4086
120
R4087 GND
120
R5069 GND
120
GND
GND
R4098 R4099
100
100
GND
GND
RYC
Q4004
RYS
RT1P241M-11
Q4006
RT1P241M-11
Q4007 DCdetRY
RT1N140M
Q4009 DCdetRY
S
RT1N140M
GND
5/7
S
3/7 GND
GND
OVER HEAT
DETECT CIRCUIT
V+5V_S
R4058
68k
VCC
6 100 100
8
D4005
7 R5031 R5032
1SS355-TRB
4
5
GND
IC4001
BU7262SFVM
(2/2)
IC4001(1/2)
BU7262SFVM
VCC
2
8
1
R4062
4
R4064
3
3.3k
GND
GND_TP
47k
DCdetRY
DC DETECT
Q4020
ISA1602AM1(EF)
CIRCUIT
Q4021
2SC4154-11(EF)
R5085
NM
R5086
GND_DC
NM
R5166
0
GND_DC GNDS
4
V+5V_S
IC4004
TC74VHC08FK-TBB
14
12
D4011
11
13
7
1SS301
14 IC4004
9
8
10
7
120
IC4004
14
4
D4012
6
R4015
5
7
120
1SS301
IC4004
14
1
3
R4016
2
7
120
1
IC4905 Vcc
R5067
2
3
120
GND
GND
TC7SET08FUS1-TLB
R5080 27k
Q4035
R4070
HN1A01FU(YGR)
1 6
E1 C1
NM
2 5
B1 B2
3 4
C2 E2
R4080
R5050
NM
0
R5051
Q4036
RT1N241M
0
GND
V-5V_S
GND
RYA Q4031
RT1P241M-11
Q4032
RT1N140M
Q4005 DCdetRY
RT1N140M
GND
S
2/7
V+64V
R5012
2125
100k
D4017
RKZ18KG(B
33
C4047
R5020
2125
100k
GND_B
D4021
RKZ18KG(B
C4051 33
V-64V
R5087
NM
R5088
GNDP GND
NM
R5165
0
GND_TP GNDS