
Circuit Diagrams and PWB Layouts
7.
Mono Carrier: Class D - Audio Amp. (Res)
DIAG
VSS2
POWERUP
EN2
REL2
VDD1
SW2
VDD2
VSS1
BOOT2
OUT2
SW1
EN1
STAB
BOOT1
REL1
OUT1
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
A
B
C
D
E
F
1222 F1
1902 C9
1903 A7
2928 A2
2929 E2
2930 A2
I916
2K7
3939
1
2
1
2
3
4
5
6
3
BAS316
6903
4
5
6
7
8
9
2931 A2
2932 B2
2933 B2
2934 B2
2935 E2
2936 D2
2937 E2
2938 F2
2939 E2
2942 C4
2945 D5
2946 D5
2947 B5
2948 B5
2949 B5
2950 A5
2951 A5
2952 C6
2953 D6
2954 D7
2955 C7
2957 C8
2958 C8
2960 C4
2961 A5
2963 B6
2970 D7
2971 D7
-9V1
-15V6
-2V8
-15V6
1V5
1V6
-9V1
RES
-9V1
2972 E7
2973 E8
2974 E8
2977 A4
2978 B8
2979 B8
2980 C8
2981 E7
2982 C8
2983 E8
2984 C8
3930 A2
3931 A2
3932 B2
3933 B2
3934 B3
3935 B3
3936 E2
3937 E2
3938 E2
For SUB Woofer
A4
A4
A4
*
3939 F2
3940 F3
3941 F3
3942 B4
3943 C4
3945 E9
3946 D2
3947 C3
3948 D2
3949 C4
3952 C6
3953 D6
3955 C7
3956 C8
3957 D9
3958 A5
3959 C3
3960 B5
3961 C3
3962 C2
3964 B8
3965 A8
3971 D7
3972 E9
3973 A3
3974 C4
3975 A7
4910 B9
4911 C7
4912 D7
4913 B7
4914 F8
4915 F8
4916 F8
4917 F8
5901 C7
5902 D7
5907 C8
5908 D8
5910 B7
5911 C7
5912 D7
5913 A8
5914 B7
6901 D2
6903 A9
VALUE
-9V1
LM393N
And
6904 E3
6905 B5
6906 A6
7901-1 B3
7901-2 E3
7902 C5
7903 D3
7904 C2
7906 A8
9910 A7
9911 A7
9913 A8
9914 B7
9915 B7
F901 C2
F903 D9
F904 C9
F905 D9
F910 F1
F911 F1
I909 A2
I910 A3
I911 B3
I913 B2
I914 B3
RES
RES
For ITV
I915 C3
I916 B4
I918 D3
I919 C4
I920 C2
I921 C4
I922 D4
I924 A5
I925 E2
I926 B8
I927 B8
I928 A5
I930 A6
I934 C6
I935 C7
I936 C7
I937 D6
I938 D6
I939 D7
I940 D7
I941 A3
I942 A8
I943 D7
I944 A9
I945 D4
I946 D9
CLASS D - AUDIO AMP
LM393N
I948 F3
-2V8
-2V7
-2V8
-8V8
*
10V5
-2V8
10V7
5914
(RESERVED)
RES
22u
2960
15n
2983
3933
2K7
10K
3956
I910
BAV99
2937
1u0
6906
1u0
2953
9914
220n
2973
3930
10K
F905
Audio_Gnd
1u0
2977
4911
47K
3940
4R7
3971
560p
2931
2949
470u 35V
39K
3947
3K9
F901
3959
2
3
220n
2972
6905
P0102DA
1
I943
2935
100n
I935
I928
9910
Audio_Gnd
I930
I924
2954
680p
I934
4912
6904
BZX384-C27
2957
220n
5910
2971
680p
Audio_Gnd
9913
10K
3945
Audio_Gnd
I941
Audio_Gnd
220n
2984
I918
BC327-25
7906
I915
7904
BC857B
3955
4R7
2928
1n0
33u
5902
F911
Audio_Gnd
4K7
3938
47n
2950
5912
I926
2942
100n
I945
3943
2K2
I925
I939
4K7
3974
I936
3952
39K
150K
3937
I913
I920
3934
47K
I921
1u0
2932
100K
3960
2K2
3942
4910
3961
470R
I942
Audio_Gnd
Audio_Gnd
3935
100K
Audio_Gnd
2958
220n
3962
4K7
4917
I927
Audio_Gnd
3964
22K
220n
2974
22K
3949
2947
47n
Vaux_GND
I922
3975
5913
4
5
2939
220p
1902
1
2
3
5911
220p
2934
2980
220n
2929
1n0
Audio_Gnd
2938
120p
Audio_Gnd
3958
2K2
10K
3936
3965
10K
3941
33u
5908
100K
9915
4916
BAS316
6901
680p
2955
50V
22u
2978
2981
220n
I911
Audio_Gnd
39K
3953
4915
3957
39K
680p
2970
33u
5907
I946
2982
15n
17
5
13
8
10
35V 470u
2945
7
11
15
2
16
9
1
7902
TDA8925J
CLASS-D
AMPLIFIER
Φ
6
12
3
4
14
F903
9911
5901
33u
I940
Audio_Gnd
4914
Audio_Gnd
47K
3946
3932
4K7
I914
MRT
1903
4
3
2
1
8
7901-1
2979
47n
100n
2930
Audio_Gnd
Audio_Gnd
2936
560p
2948
22u
I919
Audio_Gnd
BC847B
7903
25V 47u
2961
3972
10p
2963
I909
10K
3931
150K
I944
2951
47n
Vaux_GND
Audio_Gnd
4
120p
2933
7901-2
5
6
7
8
3948
47K
Audio_Gnd
10K
3973
Audio_Gnd
I948
2952
1u0
2946
47n
I938
4913
F904
I937
F910
-V
+9VB
1222
VT_Supply
V_DG
+Vaudio
-Vaudio
-V
+Vaudio
-Vaudio
Vaudio-
Vaudio-
Vaudio-
1
MAIN_OUTR
VOL_MUTE
Vaudio-
MAIN_OUTL
-V
-V
Vaudio-
Vaudio-
Vaudio-
Vaudio-
E_14770_011.eps
300704
3141 053 3129.1
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Summary of Contents for L04A AB
Page 7: ...Directions for Use EN 7 L04A AB 3 www freeservicemanuals info ...
Page 8: ...Directions for Use EN 8 L04A AB 3 www freeservicemanuals info ...
Page 9: ...Directions for Use EN 9 L04A AB 3 www freeservicemanuals info ...
Page 10: ...Directions for Use EN 10 L04A AB 3 www freeservicemanuals info ...
Page 11: ...Directions for Use EN 11 L04A AB 3 www freeservicemanuals info ...
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Page 90: ...Revision List EN 90 L04A AB 11 www freeservicemanuals info ...