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Circuit Diagrams and PWB Layouts
Mono Carrier: Audio Amplifier
1
2
AUDIO AMPLIFIER
A
MAIN_OUTL
A4
B
MAIN_OUTR
A4
C
VOL_MUTE
A4
TO 1683 OF
POWER_DOWN
1282
D
Stdby_Con
3998
E
10K
MUTING
A5
3139 123 5676.1
1
2
L04HE AA
7.
3
4
2985
RES
I953
F950
3985
2989
1K0
220n
2991
RES
I954
3991
2992
F951
1K0
220n
3994
Vaudio+1
68K
7992
BC847B
I958
0V7
7993
BC847B
I959
6990
BAS316
7994
BC847B
3
4
34
5
6
7990
+16V
7
TDA2616Q
I951
OUT1
4
1
INV1-
2
MUTE
+16V
3
V|GND
I952
INV2-
9
OUT2
6
INV12
8
I955
5
-16V
7991
16V
BC847B
I951
50mV / div AC
2ms / div
5
6
7
8
9
Vaudio+1
AmpOutL
1280
1281
3989
I956
F952
2994
5
5
4
4
10R
22n
3
3
F955
2
2
1
1
F953
Audio_Gnd
AmpOutR
Audio_Gnd
I957
3993
2995
10R
22n
-Vaudio
Audio_Gnd
I952
F952
F955
50mV / div AC
500mV / div AC
500mV / div AC
2ms / div
2ms / div
2ms / div
7
8
9
1280 B9
1281 B9
1282 D2
2911 D3
2912 D3
2913 D3
2914 D3
2915 D3
2916 C5
2985 A4
A
2986 A7
2987 A6
2988 C6
2989 B4
2990 B5
2991 B4
2992 B4
2993 C5
2994 B7
2995 C7
2996 B8
8 ohm / 15W
B
2997 C8
3985 B4
3988 B4
3989 B8
8 ohm / 15W
3991 B4
3992 C4
3993 C8
3994 C4
3995 C5
3996 C5
3997 D4
3998 E2
C
3999 D4
6990 D2
7990 A6
7991 C5
7992 C4
7993 D4
7994 E2
F950 B3
F951 B3
F952 B9
F953 B9
F955 B9
D
I951 B5
I952 B5
I953 B4
I954 B4
I955 C5
I956 B8
I957 C8
I958 C3
I959 D3
E
E_14480_122.eps
090904
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