Pioneer SC-LX90 Service Manual page 169

Audio/video multi-channel amplifier
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5
SL
SR
PRE AMP &
VOLUME(SW)
SBL
IVSW1
IVSW2
SBR
5
6
3901
VEF1040-A
3
2
OPA2134UA-TBB
IC3941
TC94A32BFG-TBB
IC3942
OPA2134UA-TBB
6
5
6
7
NOTES
1.RESISTORS
Unit: k-k
Rated power: 1/16W unless otherwise noted.
Tolerance: ±5%(J) unless otherwise noted.
2.CAPACITORS
No marked Capacitors are CEAT or CKSRYB.
Unit: p-pF or F unless otherwise noted.
Rated Voltage: shown as
3.DIODES
No marked Diodes are 1SS352.
Parts or parts block marked by "STBY" are standby.
3902
VEF1040-A
X2R
C3949
X1R
CH
33p
SW2
8
+
R3947
SW1
SBR
1
100
-
(SW1)
4
IC3942
(1/2)
SR
C2
R
L
C1
SL
SBL
SW1
X1L
X2L
(2/2)
8
-
R3948
7
SW2
100
+
(SW2)
4
C3950
CH
33p
SC-09TX
7
8
, M-M
or
unless otherwise noted.
"Capacity( F)/Voltage(V)",
or 50V unless otherwise noted.
CN3904
CKS1761-A
17
V-15A
16
V-15A
15
V+15A
14
V+15A
13
GNDA
12
X2R
11
GNDA
10
X1R
9
GNDA
8
SW2
7
GNDA
6
SBR
5
GNDA
4
SR
3
GNDA
2
C2
1
GNDA
CN3905
CKS1761-A
17
FR
16
GNDA
15
GNDA
14
GNDA
13
FL
12
GNDA
11
C1
10
GNDA
9
SL
8
GNDA
7
SBL
6
GNDA
5
SW1
4
GNDA
3
X1L
2
GNDA
1
X2L
I
2/2
PV
8
A
B
C
D
E
F
I
1/2
23

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