Specifications

Circuit Diagrams and PWB Layouts
EN 35L03.1U AA 7.
Mono Carrier: Audio Amplifier
F905
10
A
B
C
D
E
F
A
B
C
D
E
F
0246 B10
0251 F2
1n
2905
12345678910
123456789
2901 A6
2903 A5
2904 B4
2905 B4
2906 C4
2907 C4
2908 C2
2909 D4
2947 C8
2948 C9
2949 C9
2950 C9
2951 B5
2952 C5
3551 F2
3901 A4
3902 A4
3903 B3
3904 B4
3905 C3
3906 C4
3907 D4
3908 B2
3909 B3
3910 B3
3911 C3
4921 A3
4922 C8
6565 F2
6908 D2
6909 D3
7901 B6
7902 D6
9565 F2
9901 B8
9902 B8
9903 B3
4922
9905 C3
9921 A3
9921
330K
3908
100p 2949
15K
3903
6909
1N4148
3906
F906
10K
3904
9902
0246
1
2
3
4
5
9903
A7
5V2
SPEAKER
AmpOutR_Pos
A7
A7
RES
A4
A7
*
1V4
RES
RES
2 X 1W
2 X 5W
8 ohm
5V2
AmpOutL_Pos
RES
RES
RES
RES
3906
YES
NO
7901
A4
-
8 ohm
0V3
2 X 3W
5V2
6V
13V5
AN7523N
FOR ITV ONLY
-
7902
*
6V
16 ohm
*
*
1u
1V4
5V2
3V8
1V4
0V4
A4
MONO OUTPUT
STEREO OUTPUT
MONO
*
AUDIO_AMPLIFIER + MONO_SOUND_PROCESSING
11V8
3V7
2901
F903
0246
3 Pin
5 Pin
AN7522N
A4
STEREO
1u
2904
CH1+
2
CH1-
4
CH1-IN6
CH2+ 12
CH2- 10
CH2-IN8
GNDCH1
3
GNDCH2
11
GNDINP
7
STB
5
VCC
1
VOL9
7901
AN7522N
9901
1N4148
6565
1
2
3
4
3551
10K
2948 100p
0251
EH-B
3907
3K3
BZX384-C2V7
6908
330K
3909
3K3
3902
4921
2952 820p 820p
2951
2903
100p 2947
2908
10u 16V
2909
10u
F907
F908
F901
100K
3911
5
VCC
1
VOL9
7902
AN7523N
CH1+
2
CH1-
4
CH1-IN6
GNDCH1
3
GNDINP
78
NC
STB
3901
1K
2950 100p
1u
2906
9565
330K
3910
9905
1n
2907
15K
3905
Main_OutL
AmpOutL_Neg
AmpOutL+
TV_BUZZER
FILAMENT
Vaudio
(Vaux)
ITV_Vbatt
+5V
Vaux
Vaudio (Vaux)
VOLUME
+5V
AmpOutR_Pos
AmpOutR+
AmpOutR_Neg
Main_OutR
AmpOutL_Pos
3139 123 5596.1
CL 36532044_006.eps
200603
L
R
F901
0.5V / div AC
1ms / div
0.5V / div AC
1ms / div
F903
F908F907
0.5V / div AC
1ms / div
0.5V / div AC
1ms / div
F905
0,5V / div AC
1ms / div
F906
0,5V / div AC
1ms / div