Pioneer SC-65 Service Manual page 151

5
+5VFILT3
VD3
NDS
D4417 R4486
2125
RF071M2S 0.47
!
Q4401
!
IRF6775MPBF-TRB
IC4401
R4437
GATE
RS2092SPBF
3216
10 3
DRIVER
ACN7165-A
16
VAA SOURCE2
CSH
2
15
GND SOURCE1
VB
1
14
N-
HO
13
COMP
VS
!
12 Q4402
CSD
VCC IRF6775MPBF-TRB
R4441
11
VSS
GATE
3216
LO
10 3
10
VREF ACN7165-A
COM
*R4432
9
OCSET
SOURCE2
2125
DT
12k 2
SOURCE1
1
*R4404
R4446
NM
NM
VS3
9 !
VD4
D4317 R4386
2125
RF071M2S 0.47
!
Q4301
!
IRF6775MPBF-TRB
IC4301
R4337
GATE
RS2092SPBF
3216
10 3
DRIVER
ACN7165-A
16
VAA SOURCE2
CSH
2
15
GND SOURCE1
VB
1
14
N-
HO
13
COMP
VS
12 Q4302
CSD
VCC IRF6775MPBF-TRB
R4341
11
VSS
GATE
3216
LO
10 3
10
VREF
ACN7165-A
COM
*R4332
9
OCSET
SOURCE2
2125
DT
12k 2
SOURCE1
1
*R4304 R4346
NM NM
VS4
!
5
6
DRAIN1
4
DRAIN2
5
DRAIN3
6
DRAIN4
7
PWM3
L4400
DRAIN1
4
DRAIN2 ATH7090-A
5
DRAIN3
6
DRAIN4
7
R4455
47k 1%
DRAIN1
4
DRAIN2
5
DRAIN3
6
DRAIN4
7
PWM4
!
DRAIN1
4
DRAIN2
5
DRAIN3
L4300
6
DRAIN4
ATH7090-A
7
: Audio Signal Route
The ! mark found on some component parts should be replaced
with same parts(safety regulation authorized) of identical
designation.
6
Output Power Stage and LP Filter
Q
1/10
V+64V
VD
GNDP
VS
V-64V
Q4404
2SC4154-11(EF)
D4419 R4453
1SS355 22k
V+12RY
Q
1/10
Q4312
RYS
RT1N140M
V-12RY
V+64V Q
1/10
VD
GNDP
VS
Q4304
V-64V
2SC4154-11(EF)
R4353
R4355 D4319
47k 1% 1SS355
22k
1608 SIZE
SC-65
7
D-AMP_S ASSY (3/10)
Q
3/10
(AWX1210)
GNDP
AMPOVERLOAD
GNDP
Q
1/10, 2/10,
4/10 - 6/10
RY4300
ASR7001-A
GNDP
GNDP
AMPOVERLOAD
Q
1/10, 2/10,
4/10 - 6/10
2125 SIZE 3216 SIZE
RS1/16S*** RS1/10S***
2125 3216
RN1/16S***
RS1/8SQ***
2125 3216
1/8W 1/4W
CCSR***
CCSQ***
CKSR*** 2125 3216
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
7
8
A
KN4200
1 3
GND1 GND3
2 4
GND2 GND4
VNE1948-A
B
*JA4301
C
AKE7109-A
1
SR+
2
5 SR-
3
SL+
4
SL-
D
E
RS1/8S***
RS1/4SA***
CCS***
CKS***
F
Q
3/10
151
8