Philips SK4.0A CA Service Manual page 19

Circuit Diagrams and PWB Layouts
Mono Carrier: Audio Amplifier
1
AUDIO AMPLIFIER
A7
D
+8V_VC C
+8V_VCC
D401 IN4148
C
R411
47K
D761
MUTE
MUTE
1N4148
VOL
R253
VOL
15K
B
4052 13
4050 3
+22V_VCC
+22V_VCC
A
5800 A3P610-00
1
SK4.0A CA 7.
2
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1
C432
RI
100uF R410
Q402
75K
A1015
R409
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3K3
Q401
C1815
R408
3K3
C431
10uF/ 16V
C750 R770 1K
R OUT
1uF
L OUT
R769 1K
C749
C426
1uF
106E
2
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EN 19
3
IC402
2 4 6 8
TFA9842AJ
3 5 7 9
RO
L in
L out
C429
C428 220uF/25V
47uF/ 50V C433
1000uF/ 25V
1000UF/ 25V
R407
10K
C430
1uF
50V
C424
222D
3
4
SPL
CN760
Lout 4
1
1
SW2
2
2
C434
SPR
Rout
SW2
4 10W
4
A7
D
C
10W
B
A
H_17210_007.eps
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