Pioneer SC-63 Service Manual page 40

1
DC Detection
A
Q
D-AMP_S ASSY
Q
4/10
DC_DETECT5
B
Q
3/10
DC_DETECT3
Q
2/10
DC_DETECT1
Q
5/10
DC_DETECT2
C
IC4201
!
IC4203
!
IC4101
IRS2092SPBF
DRIVER
1 16
VAA
CSH
2 15
GND
VB
3 14
IN-
D
HO
4 13
COMP
VS
5 CSD 12
VCC
6 VSS 11
LO
R4129
7 10
VREF
2125
COM
1.8k
8 OCSET 9
DT
GNDS
V-5VFILT2
VSS+12V
R4147
NM
R4104
R4140
NM
ACN7165-A
E
R4109
!
15k
DISPLAY
J
ASSY
CN3001
-3
80
UCOM
IC3001
F
40
1
2
HN1C01FU(YGR)
Q4029
6 1
C1 E1
5 2
B2 B1
4 3
E2 C2
GND_DC
HN1C01FU(YGR)
Q4027
6 1
C1 E1
5 2
B2 B1
4 3
E2 C2
GND_DC HN1C01FU(YGR)
Q4014
6 1
C1 E1
5 2
B2 B1
4 3
E2 C2
GND_DC
HN1C01FU(YGR)
Q4016
6 1
C1 E1
R4017
5 2
B2 B1
0
4 3
E2 C2
GND_DC
VD2
D4117 R4186
2125
RF071M2S 0.47
!
Q4101
IRF6775MPBF-TRB
R4137
GATE DRAIN1
3216
10 3 4
ACN7165-A DRAIN2
5
SOURCE2 DRAIN3
2 6
SOURCE1 DRAIN4
1 7
Q4102 !
IRF6775MPBF-TRB
R4141
GATE DRAIN1
3216
10 3 4
ACN7165-A DRAIN2
R4132 5
SOURCE2 DRAIN3
2125
8.2k 2 6
SOURCE1 DRAIN4
1 7
R4146
NM
VS2
E
CN7902 CN7901 CN601
-37 -6 -34
U
V-REG ASSY
2
3
V+5V_S
GND_DC
2SC4154-11(EF)
GND_DC
IC4401 IC4601
! !
IC4403
IC4603
PWM2
IC4301 IC4501
! !
IC4302 IC4502
Q Q Q
2/10 3/10 4/10
DIGITAL MAIN
ASSY
CN603 CN7801
-8 -8
CONNECT
W
ASSY
SC-63
3
4
CN4000
R4026
R4023 100
100
GND
DCdetRY
DC DETECT
ISA1602AM1(EF)
Q4020
CIRCUIT
Q4021
GND_DC
IC4701
!
IC4703
Q
5/10
INTERFACE
F
ASSY
CN7804 CN7004 CN7006
-7 -7 -3
XDCERR
4
-17
XDCERR