Pioneer SC-LX81 Service Manual page 135

5
R4073 22k
Q4012
RT3AMMM
1 6
E1 C1
2 5 V+5V
B1 B2
3 4
C2 E2
R4092
0
Q4002
RT1N241M
GND GND
V-5V
V-5V
V+5V
R4076 22k
Q4013
RT3AMMM
1 6
E1 C1
2 5
B1 B2
3 4
C2 E2
R4093
0
Q4003
RT1N241M
GND
V-5V
GND
V-5V
5
6
Q 2/5, 3/5, 5/5
CN4900
AMUTE
+B(+64V) 1
GND 2
GND 3
-B(-64V) 4
B4P-VH
GNDCH
Q 4/5
SBMUTE
CN4901
10V_drive
1
2
10V_drive_GND
KM200NA2
VSS-10V
CN4902
KM200NA4
V+5MD 1
GND_MD 2
V-5_MD 3
4
GND(S)
CN4903
KM200NA6
V+12DF 1
GND_DF 2
V-12DF 3
GND_DF(S) 4
V+12RY
5
V-12RY
6
V+12RY
V-12RY
NOTE
1. RESISTORS
Unit: k-k Ω , M-M Ω or Ω 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-LX81
6
7
ICEPOWER AMP ASSY
Q 1/5
(AWH7017)
The
with same parts(safety regulation authorized) of identical
V+64V
designation.
GND
V-64V
VSS+10V
L4900
V+5V
NM
GND
L4901
NM
V-5V
V+12V
100u
L4902
ATL7016-A-T
GND12
100u
L4903
ATL7016-A-T
V-12V
1608 SIZE 2125 SIZE
RS1/16S*** RS1/10S***
2125
RN1/16S***
RS1/8SQ***
2125
1/8W
CCSR***
CCSQ***
CKSR*** 2125
CKSQ***
7
8
! mark found on some component parts should be replaced
V+64V
!
+54V
GND
3216 SIZE
RS1/8S***
3216
RS1/4SA***
3216
1/4W
CCS***
3216
CKS***
Q 1/5
135
8
A
B
C
D
E
F